1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2309 *********************************************************************** HV2309 DESIGNATION - 338 USGS HV2309 PID - HV2309 HV2309 STATE/COUNTY- VA/FAIRFAX HV2309 USGS QUAD - FALLS CHURCH (1994) HV2309 HV2309 *CURRENT SURVEY CONTROL HV2309 ___________________________________________________________________ HV2309* NAD 83(1986)- 38 53 01. (N) 077 10 24. (W) SCALED HV2309* NAVD 88 - 102.565 (meters) 336.50 (feet) ADJUSTED HV2309 ___________________________________________________________________ HV2309 GEOID HEIGHT- -31.87 (meters) GEOID99 HV2309 DYNAMIC HT - 102.508 (meters) 336.31 (feet) COMP HV2309 MODELED GRAV- 980,075.1 (mgal) NAVD 88 HV2309 HV2309 VERT ORDER - SECOND CLASS 0 HV2309 HV2309.The horizontal coordinates were scaled from a topographic map and have HV2309.an estimated accuracy of +/- 6 seconds. HV2309 HV2309.The orthometric height was determined by differential leveling HV2309.and adjusted by the National Geodetic Survey in June 1991. HV2309 HV2309.The geoid height was determined by GEOID99. HV2309 HV2309.The dynamic height is computed by dividing the NAVD 88 HV2309.geopotential number by the normal gravity value computed on the HV2309.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV2309.degrees latitude (g = 980.6199 gals.). HV2309 HV2309.The modeled gravity was interpolated from observed gravity values. HV2309 HV2309; North East Units Estimated Accuracy HV2309;SPC VA N - 2,135,910. 3,615,100. MT (+/- 180 meters Scaled) HV2309 HV2309 SUPERSEDED SURVEY CONTROL HV2309 HV2309 NGVD 29 - 102.797 (m) 337.26 (f) ADJUSTED 2 0 HV2309 HV2309.Superseded values are not recommended for survey control. HV2309.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2309.See file dsdata.txt to determine how the superseded data were derived. HV2309 HV2309_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ114061(NAD 83) HV2309_MARKER: DD = SURVEY DISK HV2309_SETTING: 36 = BUILDING HV2309_STAMPING: 338 HV2309_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV2309 HV2309 HISTORY - Date Condition Report By HV2309 HISTORY - UNK MONUMENTED USGS HV2309 HISTORY - 1941 GOOD CGS HV2309 HISTORY - 1964 MARK NOT FOUND CGS HV2309 HISTORY - 20030504 MARK NOT FOUND GEOCAC HV2309 HV2309 STATION DESCRIPTION HV2309 HV2309'DESCRIBED BY COAST AND GEODETIC SURVEY 1941 HV2309'AT FALLS CHURCH. HV2309'AT FALLS CHURCH, FAIRFAX COUNTY, ON STATE HIGHWAY 7, IN THE OLD HV2309'FELLOWS BUILDING, 8 INCHES NORTH OF THE SOUTHEAST CORNER, 40 FT. HV2309'EAST OF THE CENTERLINE OF THE HIGHWAY, AND ABOUT 3 FT ABOVE THE HV2309'GROUND, A U.S. GEOLOGICAL SURVEY STANDARD DISC, STAMPED 338 AND HV2309'SET VERTICALLY. HV2309 HV2309 STATION RECOVERY (1964) HV2309 HV2309'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1964 HV2309'MARK NOT FOUND. HV2309 HV2309 STATION RECOVERY (2003) HV2309 HV2309'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV2309'MARK NOT FOUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2771 *********************************************************************** HV2771 DESIGNATION - AH 11 RESET 1959 HV2771 PID - HV2771 HV2771 STATE/COUNTY- VA/FAIRFAX HV2771 USGS QUAD - VIENNA (1994) HV2771 HV2771 *CURRENT SURVEY CONTROL HV2771 ___________________________________________________________________ HV2771* NAD 83(1993)- 38 56 42.77814(N) 077 19 27.74976(W) ADJUSTED HV2771* NAVD 88 - 117.41 (meters) 385.2 (feet) RESET HV2771 ___________________________________________________________________ HV2771 LAPLACE CORR- 0.84 (seconds) DEFLEC99 HV2771 GEOID HEIGHT- -31.74 (meters) GEOID99 HV2771 HV2771 HORZ ORDER - THIRD HV2771 VERT ORDER - THIRD HV2771 HV2771.The horizontal coordinates were established by classical geodetic methods HV2771.and adjusted by the National Geodetic Survey in November 1994. HV2771.No horizontal observational check was made to the station. HV2771 HV2771.The orthometric height was computed from unverified reset data. HV2771.No vertical observational check was made to the station. HV2771 HV2771.The Laplace correction was computed from DEFLEC99 derived deflections. HV2771 HV2771.The geoid height was determined by GEOID99. HV2771 HV2771; North East Units Scale Converg. HV2771;SPC VA N - 2,142,572.147 3,601,912.276 MT 0.99996470 +0 44 01.4 HV2771;UTM 18 - 4,313,266.326 298,561.466 MT 1.00009968 -1 27 41.5 HV2771 HV2771 SUPERSEDED SURVEY CONTROL HV2771 HV2771 NAD 83(1993)- 38 56 42.77681(N) 077 19 27.75135(W) AD( ) 3 HV2771 NAD 83(1986)- 38 56 42.77668(N) 077 19 27.76096(W) AD( ) 3 HV2771 NAD 27 - 38 56 42.37902(N) 077 19 28.81129(W) AD( ) 3 HV2771 NGVD 29 - 117.64 (m) 386.0 (f) RESET 3 HV2771 HV2771.Superseded values are not recommended for survey control. HV2771.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2771.See file dsdata.txt to determine how the superseded data were derived. HV2771 HV2771_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ9856113266(NAD 83) HV2771_MARKER: DE = TRAVERSE STATION DISK HV2771_SETTING: 30 = CONC TILE HV2771_STAMPING: AH 11 1959 RESET HV2771_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV2771 HV2771 HISTORY - Date Condition Report By HV2771 HISTORY - 1959 MONUMENTED CGS HV2771 HISTORY - 1959 GOOD CGS HV2771 HISTORY - 19970215 MARK NOT FOUND USPSQD HV2771 HV2771 STATION DESCRIPTION HV2771 HV2771'DESCRIBED BY COAST AND GEODETIC SURVEY 1959 (IYF) HV2771'STATION IS LOCATED 0.2 MILES SE ALONG THE W AND O.D.R.R. HV2771'FROM CROSSING AT PINECREST, THENCE APPROX. 450 FEET E OF THE HV2771'CENTERLINE OF THE RAILROAD. HV2771' HV2771'IT IS A STANDARD TRAVERSE DISK STAMPED AH-11 RESET 1959 AND HV2771'SET IN THE TOP OF A 6-INCH CONCRETE TILE FILLED WITH CONCRETE HV2771'AND PROJECTING 5 INCHES ABOVE GROUND. ABOUT 200 FT. N OF HV2771'CENTERLINE OF DULLES INTERNATIONAL AIRPORT ACCESS HWY., 59 FT. HV2771'E OF A 12 IN. PINE, 48 FT. W OF A 16 IN. OAK AND 3 FT. S OF HV2771'A STEEL FENCE POST WITH WITNESS MARK ATTACHED. HV2771 HV2771 STATION RECOVERY (1959) HV2771 HV2771'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1959 HV2771'0.2 MI SE FROM PINECREST. HV2771'0.2 MILES SOUTHEAST ALONG THE WASHINGTON AND OLD DOMINION HV2771'RAILROAD FROM THE CROSSING AT PINECREST THENCE ABOUT 450 FEET HV2771'EAST OF THE CENTERLINE OF THE RAILROAD. MARK IS 200 FEET NORTH HV2771'OF THE PROPOSED CENTERLINE OF THE CHANTILLY AIRPORT ACCESS ROAD, HV2771'48 FEET WEST OF A 16 INCH OAK AND 59 FEET EAST OF A 12 INCH HV2771'PINE TREE, SET IN THE TOP OF A 6 INCH CONCRETE-FILLED TILE HV2771'PROJECTING 5 INCHES ABOVE THE LEVEL OF THE GROUND. MARK IS HV2771'3 FEET SOUTH OF A STEEL POST WITH WITNESS MARK PLATE ATTACHED. HV2771 HV2771 STATION RECOVERY (1997) HV2771 HV2771'RECOVERY NOTE BY US POWER SQUADRON 1997 HV2771'MARK NOT FOUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV8820 *********************************************************************** HV8820 DESIGNATION - BUSH RM 3 HV8820 PID - HV8820 HV8820 STATE/COUNTY- VA/FAIRFAX HV8820 USGS QUAD - ALEXANDRIA (1994) HV8820 HV8820 *CURRENT SURVEY CONTROL HV8820 ___________________________________________________________________ HV8820* NAD 83(1986)- 38 47 29. (N) 077 07 25. (W) SCALED HV8820* NAVD 88 - 77.33 (meters) 253.7 (feet) RESET HV8820 ___________________________________________________________________ HV8820 GEOID HEIGHT- -32.09 (meters) GEOID99 HV8820 HV8820 VERT ORDER - THIRD HV8820 HV8820.The horizontal coordinates were scaled from a topographic map and have HV8820.an estimated accuracy of +/- 6 seconds. HV8820 HV8820.The orthometric height was computed from unverified reset data. HV8820.No vertical observational check was made to the station. HV8820 HV8820.The geoid height was determined by GEOID99. HV8820 HV8820; North East Units Estimated Accuracy HV8820;SPC VA N - 2,125,740. 3,619,570. MT (+/- 180 meters Scaled) HV8820 HV8820 SUPERSEDED SURVEY CONTROL HV8820 HV8820 NGVD 29 - 77.59 (m) 254.6 (f) RESET 3 HV8820 HV8820.Superseded values are not recommended for survey control. HV8820.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV8820.See file dsdata.txt to determine how the superseded data were derived. HV8820 HV8820_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH155957(NAD 83) HV8820_MARKER: DR = REFERENCE MARK DISK HV8820_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV8820_STAMPING: BUSH 1957 NO 3 1969 HV8820_MARK LOGO: CGS HV8820_PROJECTION: PROJECTING 4 CENTIMETERS HV8820_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV8820+STABILITY: SURFACE MOTION HV8820 HV8820 HISTORY - Date Condition Report By HV8820 HISTORY - 1969 MONUMENTED CGS HV8820 HISTORY - 1983 GOOD NGS HV8820 HISTORY - 19970215 MARK NOT FOUND USPSQD HV8820 HV8820 STATION DESCRIPTION HV8820 HV8820'DESCRIBED BY NATIONAL GEODETIC SURVEY 1983 HV8820'6.4 KM (4.00 MI) SW FROM SPRINGFIELD. HV8820'3.4 MILES EAST ON FRANCONIA ROAD, COUNTY ROUTE 644, FROM THE JUNCTION HV8820'WITH BACKLICK ROAD, COUNTY ROUTE 617, IN SPRINGFIELD TO WESTCHESTER HV8820'ROAD, COUNTY ROUTE 782, ON THE LEFT, THENCE NORTHERLY ON WESTCHESTER HV8820'ROAD FOR 0.3 MILE TO THE BUSH HILL SCHOOL PARKING LOT, THENCE HV8820'NORTHEAST ACROSS SCHOOL PLAYGROUND FOR ABOUT 400 FEET TO THE HV8820'NORTHEAST CORNER OF PLAYGROUND AND THE MARK, 0.76 METERS SOUTH OF A HV8820'10-FOOT HIGH STAKE FENCE, 5.49 METERS EAST OF A ROUND, FENCE CORNER HV8820'POST AND 20.92 METERS NORTHWEST OF THE NORTH-MOST METAL POST OF A HV8820'BASEBALL BACKSTOP. HV8820 HV8820 STATION RECOVERY (1997) HV8820 HV8820'RECOVERY NOTE BY US POWER SQUADRON 1997 HV8820'MARK NOT FOUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV8821 *********************************************************************** HV8821 DESIGNATION - BUSH RM 4 HV8821 PID - HV8821 HV8821 STATE/COUNTY- VA/FAIRFAX HV8821 USGS QUAD - ALEXANDRIA (1994) HV8821 HV8821 *CURRENT SURVEY CONTROL HV8821 ___________________________________________________________________ HV8821* NAD 83(1986)- 38 47 29. (N) 077 07 25. (W) SCALED HV8821* NAVD 88 - 76.26 (meters) 250.2 (feet) RESET HV8821 ___________________________________________________________________ HV8821 GEOID HEIGHT- -32.09 (meters) GEOID99 HV8821 HV8821 VERT ORDER - THIRD HV8821 HV8821.The horizontal coordinates were scaled from a topographic map and have HV8821.an estimated accuracy of +/- 6 seconds. HV8821 HV8821.The orthometric height was computed from unverified reset data. HV8821.No vertical observational check was made to the station. HV8821 HV8821.The geoid height was determined by GEOID99. HV8821 HV8821; North East Units Estimated Accuracy HV8821;SPC VA N - 2,125,740. 3,619,570. MT (+/- 180 meters Scaled) HV8821 HV8821 SUPERSEDED SURVEY CONTROL HV8821 HV8821 NGVD 29 - 76.52 (m) 251.0 (f) RESET 3 HV8821 HV8821.Superseded values are not recommended for survey control. HV8821.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV8821.See file dsdata.txt to determine how the superseded data were derived. HV8821 HV8821_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH155957(NAD 83) HV8821_MARKER: DR = REFERENCE MARK DISK HV8821_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV8821_STAMPING: BUSH 1957 NO 4 1969 HV8821_MARK LOGO: CGS HV8821_PROJECTION: PROJECTING 4 CENTIMETERS HV8821_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV8821+STABILITY: SURFACE MOTION HV8821 HV8821 HISTORY - Date Condition Report By HV8821 HISTORY - 1969 MONUMENTED CGS HV8821 HISTORY - 1983 GOOD NGS HV8821 HISTORY - 19970215 MARK NOT FOUND USPSQD HV8821 HV8821 STATION DESCRIPTION HV8821 HV8821'DESCRIBED BY NATIONAL GEODETIC SURVEY 1983 HV8821'6.4 KM (4.00 MI) SW FROM SPRINGFIELD. HV8821'3.4 MILES EAST ON FRANCONIA ROAD, COUNTY ROUTE 644, FROM THE JUNCTION HV8821'WITH BACKLICK ROAD, COUNTY ROUTE 617, IN SPRINGFIELD, TO WESTCHESTER HV8821'ROAD, COUNTY ROUTE 782, ON THE LEFT, THENCE NORTH ON WESTCHESTER ROAD HV8821'FOR 0.3 MILE TO BUSH HILL SCHOOL PARKING LOT, THENCE NORTH ALONG THE HV8821'WEST EDGE OF THE SCHOOL PLAYGROUND FOR ABOUT 400 FEET TO THE MARK, HV8821'0.55 METERS EAST OF A 3-FOOT HIGH CHAINLINK FENCE, AND 4.36 METERS HV8821'NORTH OF A 20-INCH OAK TREE WHICH IS ABOUT ONE HALF FOOT FROM THE HV8821'FENCE. HV8821'THE MARK IS 0.6 METERS S FROM A WITNESS POST HV8821 HV8821 STATION RECOVERY (1997) HV8821 HV8821'RECOVERY NOTE BY US POWER SQUADRON 1997 HV8821'MARK NOT FOUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV8822 *********************************************************************** HV8822 DESIGNATION - BUSH RM 5 HV8822 PID - HV8822 HV8822 STATE/COUNTY- VA/FAIRFAX HV8822 USGS QUAD - ALEXANDRIA (1994) HV8822 HV8822 *CURRENT SURVEY CONTROL HV8822 ___________________________________________________________________ HV8822* NAD 83(1986)- 38 47 29. (N) 077 07 25. (W) SCALED HV8822* NAVD 88 - 77.44 (meters) 254.1 (feet) RESET HV8822 ___________________________________________________________________ HV8822 GEOID HEIGHT- -32.09 (meters) GEOID99 HV8822 HV8822 VERT ORDER - THIRD HV8822 HV8822.The horizontal coordinates were scaled from a topographic map and have HV8822.an estimated accuracy of +/- 6 seconds. HV8822 HV8822.The orthometric height was computed from unverified reset data. HV8822.No vertical observational check was made to the station. HV8822 HV8822.The geoid height was determined by GEOID99. HV8822 HV8822; North East Units Estimated Accuracy HV8822;SPC VA N - 2,125,740. 3,619,570. MT (+/- 180 meters Scaled) HV8822 HV8822 SUPERSEDED SURVEY CONTROL HV8822 HV8822 NGVD 29 - 77.70 (m) 254.9 (f) RESET 3 HV8822 HV8822.Superseded values are not recommended for survey control. HV8822.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV8822.See file dsdata.txt to determine how the superseded data were derived. HV8822 HV8822_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH155957(NAD 83) HV8822_MARKER: DR = REFERENCE MARK DISK HV8822_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV8822_STAMPING: BUSH 1957 NO 5 1983 HV8822_MARK LOGO: NGS HV8822_PROJECTION: RECESSED 2 CENTIMETERS HV8822_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV8822+STABILITY: SURFACE MOTION HV8822 HV8822 HISTORY - Date Condition Report By HV8822 HISTORY - 1983 MONUMENTED NGS HV8822 HISTORY - 19970215 MARK NOT FOUND USPSQD HV8822 HV8822 STATION DESCRIPTION HV8822 HV8822'DESCRIBED BY NATIONAL GEODETIC SURVEY 1983 HV8822'6.4 KM (4.00 MI) SW FROM SPRINGFIELD. HV8822'3.4 MILES EAST ON FRANCONIA ROAD, COUNTY ROUTE 644, FROM THE JUNCTION HV8822'WITH BACKLICK ROAD, COUNTY ROUTE 617, IN SPRINGFIELD, TO WESTCHESTER HV8822'ROAD, COUNTY ROUTE 782, ON THE LEFT, THENCE NORTHERLY ON WESTCHESTER HV8822'ROAD FOR 0.3 MILE TO THE BUSH HILL SCHOOL PARKING LOT, THENCE HV8822'NORTHEAST ACROSS THE SCHOOL PLAYGROUND FOR ABOUT 400 FEET TO THE HV8822'MARK, 6.25 METERS NORTHWEST OF A 12-INCH LEANING OAK TREE WITH A HV8822'BLAZE, 6.7 METERS WEST OF AN 8-INCH OAK TREE AND 7.54 METERS HV8822'SOUTHEAST OF THE MOST EASTERLY METAL POST OF A BASEBALL BACKSTOP. HV8822 HV8822 STATION RECOVERY (1997) HV8822 HV8822'RECOVERY NOTE BY US POWER SQUADRON 1997 HV8822'MARK NOT FOUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2690 *********************************************************************** HV2690 DESIGNATION - CENTREVILLE 2 RM 3 HV2690 PID - HV2690 HV2690 STATE/COUNTY- VA/FAIRFAX HV2690 USGS QUAD - MANASSAS (1994) HV2690 HV2690 *CURRENT SURVEY CONTROL HV2690 ___________________________________________________________________ HV2690* NAD 83(1986)- 38 50 17. (N) 077 25 32. (W) SCALED HV2690* NAVD 88 - 122.638 (meters) 402.35 (feet) ADJUSTED HV2690 ___________________________________________________________________ HV2690 GEOID HEIGHT- -31.84 (meters) GEOID99 HV2690 DYNAMIC HT - 122.572 (meters) 402.14 (feet) COMP HV2690 MODELED GRAV- 980,080.5 (mgal) NAVD 88 HV2690 HV2690 VERT ORDER - SECOND CLASS 0 HV2690 HV2690.The horizontal coordinates were scaled from a topographic map and have HV2690.an estimated accuracy of +/- 6 seconds. HV2690 HV2690.The orthometric height was determined by differential leveling HV2690.and adjusted by the National Geodetic Survey in June 1991. HV2690 HV2690.The geoid height was determined by GEOID99. HV2690 HV2690.The dynamic height is computed by dividing the NAVD 88 HV2690.geopotential number by the normal gravity value computed on the HV2690.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV2690.degrees latitude (g = 980.6199 gals.). HV2690 HV2690.The modeled gravity was interpolated from observed gravity values. HV2690 HV2690; North East Units Estimated Accuracy HV2690;SPC VA N - 2,130,570. 3,593,280. MT (+/- 180 meters Scaled) HV2690 HV2690 SUPERSEDED SURVEY CONTROL HV2690 HV2690 NGVD 29 - 122.872 (m) 403.12 (f) ADJUSTED 2 0 HV2690 HV2690.Superseded values are not recommended for survey control. HV2690.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2690.See file dsdata.txt to determine how the superseded data were derived. HV2690 HV2690_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ894016(NAD 83) HV2690_MARKER: DR = REFERENCE MARK DISK HV2690_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV2690_STAMPING: CENTREVILLE 2 NO 3 1958 HV2690_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV2690+STABILITY: SURFACE MOTION HV2690 HV2690 HISTORY - Date Condition Report By HV2690 HISTORY - 1958 MONUMENTED CGS HV2690 HISTORY - 1960 GOOD CGS HV2690 HISTORY - 1969 GOOD CGS HV2690 HISTORY - 20030508 POOR GEOCAC HV2690 HV2690 STATION DESCRIPTION HV2690 HV2690'DESCRIBED BY COAST AND GEODETIC SURVEY 1960 HV2690'AT CENTREVILLE. HV2690'AT CENTREVILLE, 25.6 FEET EAST-SOUTHEAST OF THE SOUTHEAST CORNER HV2690'OF EAST WING OF CENTREVILLE SCHOOL, 74 FEET SOUTH OF HV2690'TRIANGULATION-STATION CENTREVILLE 2, DESCRIBED, 99.9 FEET HV2690'SOUTH-SOUTHEAST OF R M 1, 5 1/2 FEET SOUTH-SOUTHWEST OF A POWER HV2690'LINE POLE, 1 FOOT WEST OF A FENCE LINE, 2 1/2 FEET SOUTH OF A HV2690'WOODEN WITNESS POST, AND SET IN TOP OF A CONCRETE POST PROJECTING HV2690'1 INCH. HV2690 HV2690 STATION RECOVERY (1969) HV2690 HV2690'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1969 HV2690'RECOVERED IN GOOD CONDITION. HV2690 HV2690 STATION RECOVERY (2003) HV2690 HV2690'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV2690'STAMPING ON DISK IS MUTILATED. STATION IS LOCATED AT THE REAR (EAST) HV2690'OF FORMER CENTREVILLE SCHOOL, NOW OFFICES OF ADULT AND COMMUNITY HV2690'EDUCATION (ACE) CENTER, ALSO KNOWN AS CENTREVILLE CENTER ON SPINDLE HV2690'COURT OFF BRADDOCK ROAD. STATION IS LOCATED APPROXIMATELY FIVE FEET HV2690'SSW OF POWER POLE NUMBER CO116/TD86, APPROXIMATELY ONE FOOT EAST OF HV2690'CHAIN LINK FENCE. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2669 *********************************************************************** HV2669 DESIGNATION - CIRCLE RM 3 HV2669 PID - HV2669 HV2669 STATE/COUNTY- VA/FAIRFAX HV2669 USGS QUAD - FAIRFAX (1994) HV2669 HV2669 *CURRENT SURVEY CONTROL HV2669 ___________________________________________________________________ HV2669* NAD 83(1986)- 38 51 51. (N) 077 16 28. (W) SCALED HV2669* NAVD 88 - 98.48 (meters) 323.1 (feet) RESET HV2669 ___________________________________________________________________ HV2669 GEOID HEIGHT- -31.81 (meters) GEOID99 HV2669 HV2669 VERT ORDER - THIRD HV2669 HV2669.The horizontal coordinates were scaled from a topographic map and have HV2669.an estimated accuracy of +/- 6 seconds. HV2669 HV2669.The orthometric height was computed from unverified reset data. HV2669.No vertical observational check was made to the station. HV2669 HV2669.The geoid height was determined by GEOID99. HV2669 HV2669; North East Units Estimated Accuracy HV2669;SPC VA N - 2,133,630. 3,606,360. MT (+/- 180 meters Scaled) HV2669 HV2669 SUPERSEDED SURVEY CONTROL HV2669 HV2669 NGVD 29 - 98.71 (m) 323.9 (f) RESET 3 HV2669 HV2669.Superseded values are not recommended for survey control. HV2669.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2669.See file dsdata.txt to determine how the superseded data were derived. HV2669 HV2669_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ026041(NAD 83) HV2669_MARKER: DR = REFERENCE MARK DISK HV2669_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV2669_STAMPING: CIRCLE NO 3 1958 BM RESET 1967 HV2669_MARK LOGO: CGS HV2669_PROJECTION: FLUSH HV2669_MAGNETIC: N = NO MAGNETIC MATERIAL HV2669_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV2669+STABILITY: SURFACE MOTION HV2669 HV2669 HISTORY - Date Condition Report By HV2669 HISTORY - 1967 MONUMENTED CGS HV2669 HISTORY - 1968 GOOD CGS HV2669 HISTORY - 1985 GOOD NGS HV2669 HISTORY - 19850110 GOOD NGS HV2669 HV2669 STATION DESCRIPTION HV2669 HV2669'DESCRIBED BY COAST AND GEODETIC SURVEY 1968 HV2669'AT FAIRFAX. HV2669'IN THE EASTERN PART OF FAIRFAX AND IN THE SOUTH HALF OF TRAFFIC HV2669'CIRCLE FORMED AT THE INTERSECTION OF U.S. HIGHWAYS 29, 50 AND HV2669'211. MARK IS 14 FEET SOUTHWEST OF THE POINT OF CURB OF EAST HV2669'BOUND LANE OF U.S. HIGHWAY 50 AND NORTHBOUND LANE OF U.S. HV2669'HIGHWAY 29 AND 211, 4.5 FEET SOUTH OF THE CURB OF EAST BOUND LANE HV2669'OF U.S. HIGHWAY 50 AND 4 FEET SOUTHWEST OF LAMP POST. A STANDARD HV2669'DISK SET FLUSH IN THE TOP OF A CONCRETE POST WHICH PROJECTS HV2669'ABOUT 1 INCH. HV2669 HV2669 STATION RECOVERY (1985) HV2669 HV2669'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1985 HV2669'RECOVERED IN GOOD CONDITION. HV2669 HV2669 STATION RECOVERY (1985) HV2669 HV2669'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1985 (HDM) HV2669'REFERENCE MARK NO. 3 IS A STANDARD CGS DISK STAMPED CIRCLE NO. 3 1958 HV2669'BM RESET 1967 SET INTO THE TOP OF A SQUARE CONCRETE MONUMENT 30 CM IN HV2669'DIAMETER FLUSH WITH THE GROUND. LOCATED 4.0 FEET, 1.22 METERS HV2669'SOUTHWEST FROM A LAMP POST. 4.5 FEET, 1.37 METERS SOUTH FROM THE HV2669'SOUTH CURB OF U.S. 50 EAST - BOUND LANE, AND 4.5 FEET, HIGHER THAN THE HV2669'STATION. HV2669' 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2670 *********************************************************************** HV2670 DESIGNATION - CIRCLE RM 4 HV2670 PID - HV2670 HV2670 STATE/COUNTY- VA/FAIRFAX HV2670 USGS QUAD - FAIRFAX (1994) HV2670 HV2670 *CURRENT SURVEY CONTROL HV2670 ___________________________________________________________________ HV2670* NAD 83(1986)- 38 51 51. (N) 077 16 28. (W) SCALED HV2670* NAVD 88 - 97.82 (meters) 320.9 (feet) RESET HV2670 ___________________________________________________________________ HV2670 GEOID HEIGHT- -31.81 (meters) GEOID99 HV2670 HV2670 VERT ORDER - THIRD HV2670 HV2670.The horizontal coordinates were scaled from a topographic map and have HV2670.an estimated accuracy of +/- 6 seconds. HV2670 HV2670.The orthometric height was computed from unverified reset data. HV2670.No vertical observational check was made to the station. HV2670 HV2670.The geoid height was determined by GEOID99. HV2670 HV2670; North East Units Estimated Accuracy HV2670;SPC VA N - 2,133,630. 3,606,360. MT (+/- 180 meters Scaled) HV2670 HV2670 SUPERSEDED SURVEY CONTROL HV2670 HV2670 NGVD 29 - 98.05 (m) 321.7 (f) RESET 3 HV2670 HV2670.Superseded values are not recommended for survey control. HV2670.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2670.See file dsdata.txt to determine how the superseded data were derived. HV2670 HV2670_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ026041(NAD 83) HV2670_MARKER: DR = REFERENCE MARK DISK HV2670_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV2670_STAMPING: CIRCLE NO 4 1958 BM RESET 1967 HV2670_MARK LOGO: CGS HV2670_PROJECTION: FLUSH HV2670_MAGNETIC: N = NO MAGNETIC MATERIAL HV2670_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV2670+STABILITY: SURFACE MOTION HV2670 HV2670 HISTORY - Date Condition Report By HV2670 HISTORY - 1967 MONUMENTED CGS HV2670 HISTORY - 1968 GOOD CGS HV2670 HISTORY - 1985 GOOD NGS HV2670 HISTORY - 19850101 GOOD NGS HV2670 HV2670 STATION DESCRIPTION HV2670 HV2670'DESCRIBED BY COAST AND GEODETIC SURVEY 1968 HV2670'AT FAIRFAX. HV2670'IN THE EASTERN PART OF FARIFAX AND IN THE SOUTH HALF OF TRAFFIC HV2670'CIRCLE FORMED BY THE INTERSECTION OF U.S. HIGHWAYS 29, 50 AND HV2670'211. MARK IS 4.5 FEET NORTH OF CURB ON THE SOUTH SIDE OF HV2670'CIRCLE AND 2.5 FEET NORTH OF VEPCO POLE NUMBER JH 25. MARK IS HV2670'A STANDARD DISK SET FLUSH IN THE TOP OF A CONCRETE POST WHICH HV2670'PROJCETS ABOUT 1 INCH. HV2670 HV2670 STATION RECOVERY (1985) HV2670 HV2670'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1985 HV2670'RECOVERED IN GOOD CONDITION. HV2670 HV2670 STATION RECOVERY (1985) HV2670 HV2670'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1985 (HDM) HV2670'REFERENCE MARK NO. 4 IS A STANDARD CGS DISK STAMPED CIRCLE 1958 NO. 4 HV2670'BM RESET 1967 SET INTO THE TOP OF A SQUARE CONCRETE MONUMENT 30 CM IN HV2670'DIAMETER FLUSH WITH THE GROUND. LOCATED 2.5 FEET, 0.76 METERS NORTH HV2670'FROM THE POWERLINE POLE NUMBER JH 25. 4.5 FEET, 1.37 METERS NORTH HV2670'FROM THE SOUTH CURB OF THE TRAFFIC CIRCLE, AND 1.0 FEET LOWER THAN THE HV2670'STATION. HV2670' 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV7986 *********************************************************************** HV7986 DESIGNATION - DUNN LORING RM 3 HV7986 PID - HV7986 HV7986 STATE/COUNTY- VA/FAIRFAX HV7986 USGS QUAD - FALLS CHURCH (1994) HV7986 HV7986 *CURRENT SURVEY CONTROL HV7986 ___________________________________________________________________ HV7986* NAD 83(1986)- 38 53 17. (N) 077 13 43. (W) SCALED HV7986* NAVD 88 - 133.89 (meters) 439.3 (feet) RESET HV7986 ___________________________________________________________________ HV7986 GEOID HEIGHT- -31.80 (meters) GEOID99 HV7986 HV7986 VERT ORDER - THIRD HV7986 HV7986.The horizontal coordinates were scaled from a topographic map and have HV7986.an estimated accuracy of +/- 6 seconds. HV7986 HV7986.The orthometric height was computed from unverified reset data. HV7986.No vertical observational check was made to the station. HV7986 HV7986.The geoid height was determined by GEOID99. HV7986 HV7986; North East Units Estimated Accuracy HV7986;SPC VA N - 2,136,340. 3,610,300. MT (+/- 180 meters Scaled) HV7986 HV7986 SUPERSEDED SURVEY CONTROL HV7986 HV7986 NGVD 29 - 134.11 (m) 440.0 (f) RESET 3 HV7986 HV7986.Superseded values are not recommended for survey control. HV7986.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV7986.See file dsdata.txt to determine how the superseded data were derived. HV7986 HV7986_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ067067(NAD 83) HV7986_MARKER: DR = REFERENCE MARK DISK HV7986_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV7986_STAMPING: DUNN LORING 1958 NO 3 1975 HV7986_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV7986+STABILITY: SURFACE MOTION HV7986 HV7986 HISTORY - Date Condition Report By HV7986 HISTORY - 1975 MONUMENTED NGS HV7986 HV7986 STATION DESCRIPTION HV7986 HV7986'DESCRIBED BY NATIONAL GEODETIC SURVEY 1975 HV7986'AT FAIRFAX FROM DUNN LORING. HV7986'AT A CITY PARK, 50.85 FEET SOUTH OF TRIANGULATION STATION DUNN LORING HV7986'1958, 30 FEET EAST OF THE CENTER OF ASPHALT FOOTPATH, 29 FEET WEST OF HV7986'FENCE AROUND TENNIS COURTS, 10 FEET WEST OF 24 INCH OAK TREE AND 10 HV7986'FEET SOUTHEAST OF 20 INCH OAK TREE. DISK IS SET FLUSH IN THE TOP OF HV7986'A CONCRETE MONUMENT ABOUT FLUSH WITH THE GROUND AND 10 INCHES IN HV7986'DIAMETER. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 AH2702 *********************************************************************** AH2702 DESIGNATION - F 384 RESET AH2702 PID - AH2702 AH2702 STATE/COUNTY- VA/FAIRFAX AH2702 USGS QUAD - MANASSAS (1994) AH2702 AH2702 *CURRENT SURVEY CONTROL AH2702 ___________________________________________________________________ AH2702* NAD 83(1986)- 38 48 36. (N) 077 29 24. (W) SCALED AH2702* NAVD 88 - 54.33 (meters) 178.2 (feet) RESET AH2702 ___________________________________________________________________ AH2702 GEOID HEIGHT- -31.93 (meters) GEOID99 AH2702 AH2702 VERT ORDER - THIRD AH2702 AH2702.The horizontal coordinates were scaled from a topographic map and have AH2702.an estimated accuracy of +/- 6 seconds. AH2702 AH2702.The orthometric height was computed from unverified reset data. AH2702 AH2702.The geoid height was determined by GEOID99. AH2702 AH2702; North East Units Estimated Accuracy AH2702;SPC VA N - 2,127,390. 3,587,720. MT (+/- 180 meters Scaled) AH2702 AH2702 SUPERSEDED SURVEY CONTROL AH2702 AH2702.No superseded survey control is available for this station. AH2702 AH2702_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STH837986(NAD 83) AH2702_MARKER: DV = VERTICAL CONTROL DISK AH2702_SETTING: 37 = PARAPET WALL AH2702_STAMPING: F 384 RESET 1996 AH2702_MARK LOGO: NGS AH2702_PROJECTION: FLUSH AH2702_MAGNETIC: N = NO MAGNETIC MATERIAL AH2702_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL AH2702 AH2702 HISTORY - Date Condition Report By AH2702 HISTORY - 1997 MONUMENTED LOCENG AH2702 AH2702 STATION DESCRIPTION AH2702 AH2702'DESCRIBED BY LOCAL ENGINEER (INDIVIDUAL OR FIRM) 1997 (LT) AH2702'MARK IS LOCATED ON THE BRIDGE OVER BULL RUN ON THE EAST BOUND LANE OF AH2702'INTERSTATE 66, AT MILE MARK 49. 1.5 MILES (2.4 KM) EAST OF THE AH2702'INTERSECTION OF ROUTE 234 AND ROUTE 66 IN MANASSAS. MARK IS A AH2702'STANDARD DISK SET IN THE TOP OF THE CONCRETE PARAPET WALL ON THE AH2702'SOUTHEAST CORNER OF BRIDGE, 3 FEET (0.9 M) ABOVE THE DECK. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV9635 *********************************************************************** HV9635 DESIGNATION - GPS 36 HV9635 PID - HV9635 HV9635 STATE/COUNTY- VA/FAIRFAX HV9635 USGS QUAD - ALEXANDRIA (1994) HV9635 HV9635 *CURRENT SURVEY CONTROL HV9635 ___________________________________________________________________ HV9635* NAD 83(1993)- 38 46 12.62050(N) 077 06 32.44046(W) ADJUSTED HV9635* NAVD 88 - 35.28 (+/-2cm) 115.7 (feet) VERTCON HV9635 ___________________________________________________________________ HV9635 X - 1,110,876.295 (meters) COMP HV9635 Y - -4,853,848.470 (meters) COMP HV9635 Z - 3,972,458.835 (meters) COMP HV9635 LAPLACE CORR- -2.33 (seconds) DEFLEC99 HV9635 ELLIP HEIGHT- 3.20 (meters) (05/17/02) GPS OBS HV9635 GEOID HEIGHT- -32.15 (meters) GEOID99 HV9635 HV9635 HORZ ORDER - SECOND HV9635 VERT ORDER - THIRD (See Below) HV9635 ELLP ORDER - FOURTH CLASS II HV9635 HV9635.The horizontal coordinates were established by GPS observations HV9635.and adjusted by the National Geodetic Survey in November 1994. HV9635 HV9635.The NAVD 88 height was computed by applying the VERTCON shift value to HV9635.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HV9635.The vertical order pertains to the superseded datum. HV9635 HV9635.The X, Y, and Z were computed from the position and the ellipsoidal ht. HV9635 HV9635.The Laplace correction was computed from DEFLEC99 derived deflections. HV9635 HV9635.The ellipsoidal height was determined by GPS observations HV9635.and is referenced to NAD 83. HV9635 HV9635.The geoid height was determined by GEOID99. HV9635 HV9635; North East Units Scale Converg. HV9635;SPC VA N - 2,123,404.084 3,620,874.758 MT 0.99995192 +0 52 05.3 HV9635;SPC MD - 122,499.204 390,526.736 MT 0.99995154 -0 04 06.3 HV9635;SPC MD - 401,899.47 1,281,253.13 sFT 0.99995154 -0 04 06.3 HV9635;UTM 18 - 4,293,385.010 316,778.673 MT 1.00001340 -1 19 15.7 HV9635 HV9635: Primary Azimuth Mark Grid Az HV9635:SPC VA N - GPS 36 AZ MK 253 41 12.4 HV9635:SPC MD - GPS 36 AZ MK 254 37 24.0 HV9635:UTM 18 - GPS 36 AZ MK 255 52 33.4 HV9635 HV9635|---------------------------------------------------------------------| HV9635| PID Reference Object Distance Geod. Az | HV9635| dddmmss.s | HV9635| HV9636 GPS 36 AZ MK 495.900 METERS 2543317.7 | HV9635|---------------------------------------------------------------------| HV9635 HV9635 SUPERSEDED SURVEY CONTROL HV9635 HV9635 NAD 83(1993)- 38 46 12.61907(N) 077 06 32.44387(W) AD( ) 2 HV9635 ELLIP HT - 2.56 (m) (09/27/93) GP( ) 4 1 HV9635 NGVD 29 - 35.56 (m) 116.7 (f) LEVELING 3 HV9635 HV9635.Superseded values are not recommended for survey control. HV9635.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV9635.See file dsdata.txt to determine how the superseded data were derived. HV9635 HV9635_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH1677993385(NAD 83) HV9635_MARKER: DD = SURVEY DISK HV9635_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV9635_STAMPING: GPS 36 1990 HV9635_MARK LOGO: VA-059 HV9635_MAGNETIC: M = MARKER EQUIPPED WITH BAR MAGNET HV9635_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV9635+STABILITY: SURFACE MOTION HV9635_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR HV9635+SATELLITE: SATELLITE OBSERVATIONS - May 07, 2003 HV9635 HV9635 HISTORY - Date Condition Report By HV9635 HISTORY - 1990 MONUMENTED RDA HV9635 HISTORY - 19900115 GOOD RDA HV9635 HISTORY - 20030507 GOOD DEWDAV HV9635 HV9635 STATION DESCRIPTION HV9635 HV9635'DESCRIBED BY RINKER DETWILER AND ASSOCIATES 1990 HV9635'THE STATION IS LOCATED IN SOUTHEASTERN FAIRFAX COUNTY, VIRGINIA ABOUT HV9635'5.0 MILES (8.0 KM) SOUTHEAST OF THE VILLAGE OF FRANCONIA IN THE HV9635'STONEYBROOKE SUBDIVISION. TO REACH THE STATION FROM THE HV9635'INTERSECTION OF TELEGRAPH ROAD AND KINGS HIGHWAY PROCEED EAST ALONG HV9635'KINGS HIGHWAY 0.7 MILE (1.1 KM) TO THE STATION ON THE RIGHT 500 FEET HV9635'(152.4 M) PLUS OR MINUS BEFORE THE INTERSECTION OF VANTAGE DRIVE. HV9635'THE STATION IS A STANDARD FAIRFAX COUNTY SURVEY DISK SET IN CONCRETE HV9635'FLUSH WITH THE GROUND AND IS STAMPED GPS 36 1990. THE STATION IS 6.9 HV9635'FEET (2.1 M) SOUTH FROM THE EDGE OF PAVEMENT OF KINGS HIGHWAY, 51.43 HV9635'FEET (15.68 M) SOUTHWEST OF A FLAGGED 16D NAIL IN VEPCO POLE NUMBER HV9635'55-G5, 22.93 FEET (6.99 M) NORTHWEST OF A FLAGGED 16D NAIL IN C AND P HV9635'POLE NUMBER 45, AND 32.71 FEET (9.97 M) NORTHEAST OF A FLAGGED 16D HV9635'NAIL IN A FENCE POST. HV9635 HV9635 STATION RECOVERY (1990) HV9635 HV9635'RECOVERY NOTE BY RINKER DETWILER AND ASSOCIATES 1990 HV9635'THE STATION IS LOCATED IN SOUTHEASTERN FAIRFAX COUNTY, VIRGINIA ABOUT HV9635'5.0 MILES SOUTHEAST OF THE VILLAGE OF FRANCONIA IN THE STONEYBROOKE HV9635'SUBDIVISION. TO REACH THE STATION FROM THE INTERSECTION OF TELEGRAPH HV9635'ROAD AND KINGS HIGHWAY PROCEED EAST ALONG KINGS HIGHWAY 0.7 MILE TO HV9635'THE STATION ON THE RIGHT 500 FEET PLUS OR MINUS BEFORE THE HV9635'INTERSECTION OF VANTAGE DRIVE, IN TOP OF A CONCRETE MONUMENT FLUSH HV9635'WITH THE GROUND, 6.9 FEET SOUTH FROM THE EDGE OF HV9635'PAVEMENT OF KINGS HIGHWAY, 51.43 FEET SOUTHWEST OF A FLAGGED 16D NAIL HV9635'IN VEPCO POLE NUMBER 55-G5, 22.93 FEET NORTHWEST OF A FLAGGED 16D HV9635'NAIL IN C AND P POLE NUMBER 45, AND 32.71 FEET NORTHEAST OF A FLAGGED HV9635'16D NAIL IN A FENCE POST. HV9635 HV9635 STATION RECOVERY (2003) HV9635 HV9635'RECOVERY NOTE BY DEWBERRY DAVIS 2003 (KEC) HV9635'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV9685 *********************************************************************** HV9685 DESIGNATION - GPS 76 HV9685 PID - HV9685 HV9685 STATE/COUNTY- VA/FAIRFAX HV9685 USGS QUAD - MOUNT VERNON (1983) HV9685 HV9685 *CURRENT SURVEY CONTROL HV9685 ___________________________________________________________________ HV9685* NAD 83(1993)- 38 44 44.12285(N) 077 06 17.88623(W) ADJUSTED HV9685* NAVD 88 - 10.9 (meters) 36. (feet) VERTCON HV9685 ___________________________________________________________________ HV9685 X - 1,111,595.792 (meters) COMP HV9685 Y - -4,855,416.835 (meters) COMP HV9685 Z - 3,970,315.530 (meters) COMP HV9685 LAPLACE CORR- -2.49 (seconds) DEFLEC99 HV9685 ELLIP HEIGHT- -21.21 (meters) (05/17/02) GPS OBS HV9685 GEOID HEIGHT- -32.22 (meters) GEOID99 HV9685 HV9685 HORZ ORDER - SECOND HV9685 ELLP ORDER - FOURTH CLASS II HV9685 HV9685.The horizontal coordinates were established by GPS observations HV9685.and adjusted by the National Geodetic Survey in November 1994. HV9685 HV9685.The NAVD 88 height was computed by applying the VERTCON shift value to HV9685.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HV9685 HV9685.The X, Y, and Z were computed from the position and the ellipsoidal ht. HV9685 HV9685.The Laplace correction was computed from DEFLEC99 derived deflections. HV9685 HV9685.The ellipsoidal height was determined by GPS observations HV9685.and is referenced to NAD 83. HV9685 HV9685.The geoid height was determined by GEOID99. HV9685 HV9685; North East Units Scale Converg. HV9685;SPC VA N - 2,120,680.918 3,621,267.513 MT 0.99995088 +0 52 14.4 HV9685;SPC MD - 119,769.981 390,874.928 MT 0.99995242 -0 03 57.2 HV9685;SPC MD - 392,945.35 1,282,395.49 sFT 0.99995242 -0 03 57.2 HV9685;UTM 18 - 4,290,648.663 317,067.154 MT 1.00001210 -1 19 04.0 HV9685 HV9685: Primary Azimuth Mark Grid Az HV9685:SPC VA N - HYBLA 075 03 01.1 HV9685:SPC MD - HYBLA 075 59 12.7 HV9685:UTM 18 - HYBLA 077 14 19.5 HV9685 HV9685|---------------------------------------------------------------------| HV9685| PID Reference Object Distance Geod. Az | HV9685| dddmmss.s | HV9685| HV8481 HYBLA 453.874 METERS 0755515.5 | HV9685|---------------------------------------------------------------------| HV9685 HV9685 SUPERSEDED SURVEY CONTROL HV9685 HV9685 ELLIP HT - -21.20 (m) (11/14/94) GP( ) 4 2 HV9685 NAD 83(1993)- 38 44 44.12049(N) 077 06 17.88809(W) AD( ) 2 HV9685 ELLIP HT - -21.79 (m) (09/27/93) GP( ) 4 1 HV9685 NGVD 29 - 11.2 (m) 37. (f) GPS OBS HV9685 HV9685.Superseded values are not recommended for survey control. HV9685.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV9685.See file dsdata.txt to determine how the superseded data were derived. HV9685 HV9685_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH1706790649(NAD 83) HV9685_MARKER: DD = SURVEY DISK HV9685_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV9685_STAMPING: GPS 76 1990 HV9685_MARK LOGO: VA-059 HV9685_MAGNETIC: M = MARKER EQUIPPED WITH BAR MAGNET HV9685_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV9685+STABILITY: SURFACE MOTION HV9685_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR HV9685+SATELLITE: SATELLITE OBSERVATIONS - May 07, 2003 HV9685 HV9685 HISTORY - Date Condition Report By HV9685 HISTORY - 1990 MONUMENTED RDA HV9685 HISTORY - 20030507 GOOD DEWDAV HV9685 HV9685 STATION DESCRIPTION HV9685 HV9685'DESCRIBED BY RINKER DETWILER AND ASSOCIATES 1990 HV9685'THE STATION IS LOCATED IN SOUTHEASTERN FAIRFAX COUNTY, VIRGINIA ABOUT HV9685'2.0 MILES (3.2 KM) NORTHEAST OF THE VILLAGE OF WOODLAWN IN HUNTLEY HV9685'MEADOWS PARK. TO REACH THE STATION FROM THE INTERSECTION OF U.S. HV9685'ROUTE 1 AND MOUNT VERNON MEMORIAL HIGHWAY PROCEED NORTHEAST ALONG HV9685'U.S. ROUTE 1 2.1 MILES (3.4 KM) TO ITS INTERSECTION WITH MARTHA HV9685'WASHINGTON STREET. TURN LEFT AND PROCEED NORTHWEST ALONG MARTHA HV9685'WASHINGTON STREET 0.9 MILE (1.4 KM) TO ITS INTERSECTION WITH ST. HV9685'AUGUSTINE STREET. TURN LEFT AND PROCEED SOUTHWEST ALONG ST. HV9685'AUGUSTINE STREET 0.1 MILE (0.2 KM) TO JUST BEFORE DONELSON STREET AND HV9685'THE STATION ON THE RIGHT ON POWER LINE 115 FEET (35.1 M) SOUTH OF HV9685'POLES. THE STATION IS A STANDARD FAIRFAX COUNTY SURVEY DISK SET IN HV9685'CONCRETE FLUSH WITH THE GROUND AND IS STAMPED GPS 76 1990. THE HV9685'STATION IS IN THE RIGHT OF WAY UNDER POWER LINES, 72.72 FEET HV9685'(22.17 M) NORTHEAST OF A 16D NAIL IN A LIGHT POLE AT THE END OF HV9685'DONELSON STREET, 115.93 FEET (35.34 M) SOUTHEAST OF A 16D NAIL IN AN HV9685'18 INCH ELM TREE, AND 116.33 FEET (35.46 M) WEST OF A 16D NAIL IN THE HV9685'CENTER POLE OF POWER LINES. HV9685 HV9685 STATION RECOVERY (2003) HV9685 HV9685'RECOVERY NOTE BY DEWBERRY DAVIS 2003 (KEC) HV9685'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV8819 *********************************************************************** HV8819 DESIGNATION - J 383 RESET HV8819 PID - HV8819 HV8819 STATE/COUNTY- VA/FAIRFAX HV8819 USGS QUAD - FAIRFAX (1994) HV8819 HV8819 *CURRENT SURVEY CONTROL HV8819 ___________________________________________________________________ HV8819* NAD 83(1986)- 38 52 21. (N) 077 15 15. (W) SCALED HV8819* NAVD 88 - 93.66 (meters) 307.3 (feet) RESET HV8819 ___________________________________________________________________ HV8819 GEOID HEIGHT- -31.81 (meters) GEOID99 HV8819 HV8819 VERT ORDER - THIRD HV8819 HV8819.The horizontal coordinates were scaled from a topographic map and have HV8819.an estimated accuracy of +/- 6 seconds. HV8819 HV8819.The orthometric height was computed from unverified reset data. HV8819.No vertical observational check was made to the station. HV8819 HV8819.The geoid height was determined by GEOID99. HV8819 HV8819; North East Units Estimated Accuracy HV8819;SPC VA N - 2,134,580. 3,608,110. MT (+/- 180 meters Scaled) HV8819 HV8819 SUPERSEDED SURVEY CONTROL HV8819 HV8819 NGVD 29 - 93.89 (m) 308.0 (f) RESET 3 HV8819 HV8819.Superseded values are not recommended for survey control. HV8819.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV8819.See file dsdata.txt to determine how the superseded data were derived. HV8819 HV8819_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ044050(NAD 83) HV8819_MARKER: DB = BENCH MARK DISK HV8819_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV8819_STAMPING: J 383 RESET 1986 HV8819_MARK LOGO: VADHT HV8819_PROJECTION: FLUSH HV8819_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV8819+STABILITY: SURFACE MOTION HV8819 HV8819 HISTORY - Date Condition Report By HV8819 HISTORY - 1986 MONUMENTED VADHT HV8819 HV8819 STATION DESCRIPTION HV8819 HV8819'DESCRIBED BY VA DEPT HWYS-TRANSP 1986 HV8819'2.3 KM (1.40 MI) WEST FROM MERRIFIELD. HV8819'1.4 MILES WEST ALONG U.S. HIGHWAY 29 AND 211 FROM THE POST OFFICE IN HV8819'MERRIFIELD, 98 FEET SOUTH OF THE CENTERLINE OF THE HIGHWAY, 49 FEET HV8819'EAST OF A DROP INLET AT THE SOUTHEAST CORNER OF THE INTERSECTION OF HV8819'HIGHWAY 29 AND 211 AND ROUTE 5188 (ELLENWOOD DRIVE) AND 4 FEET SOUTH HV8819'OF A CONCRETE SIDEWALK. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2687 *********************************************************************** HV2687 DESIGNATION - M 383 HV2687 PID - HV2687 HV2687 STATE/COUNTY- VA/FAIRFAX HV2687 USGS QUAD - MANASSAS (1994) HV2687 HV2687 *CURRENT SURVEY CONTROL HV2687 ___________________________________________________________________ HV2687* NAD 83(1986)- 38 50 21. (N) 077 24 55. (W) SCALED HV2687* NAVD 88 - 94.324 (meters) 309.46 (feet) ADJUSTED HV2687 ___________________________________________________________________ HV2687 GEOID HEIGHT- -31.83 (meters) GEOID99 HV2687 DYNAMIC HT - 94.273 (meters) 309.29 (feet) COMP HV2687 MODELED GRAV- 980,080.6 (mgal) NAVD 88 HV2687 HV2687 VERT ORDER - SECOND CLASS 0 HV2687 HV2687.The horizontal coordinates were scaled from a topographic map and have HV2687.an estimated accuracy of +/- 6 seconds. HV2687 HV2687.The orthometric height was determined by differential leveling HV2687.and adjusted by the National Geodetic Survey in June 1991. HV2687 HV2687.The geoid height was determined by GEOID99. HV2687 HV2687.The dynamic height is computed by dividing the NAVD 88 HV2687.geopotential number by the normal gravity value computed on the HV2687.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV2687.degrees latitude (g = 980.6199 gals.). HV2687 HV2687.The modeled gravity was interpolated from observed gravity values. HV2687 HV2687; North East Units Estimated Accuracy HV2687;SPC VA N - 2,130,700. 3,594,170. MT (+/- 180 meters Scaled) HV2687 HV2687 SUPERSEDED SURVEY CONTROL HV2687 HV2687 NGVD 29 - 94.559 (m) 310.23 (f) ADJUSTED 2 0 HV2687 HV2687.Superseded values are not recommended for survey control. HV2687.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2687.See file dsdata.txt to determine how the superseded data were derived. HV2687 HV2687_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ903017(NAD 83) HV2687_MARKER: DB = BENCH MARK DISK HV2687_SETTING: 37 = BRIDGE WINGWALL HV2687_STAMPING: M 383 1960 HV2687_MARK LOGO: CGS HV2687_MAGNETIC: O = OTHER; SEE DESCRIPTION HV2687_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV2687_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV2687+SATELLITE: SATELLITE OBSERVATIONS - August 15, 2001 HV2687 HV2687 HISTORY - Date Condition Report By HV2687 HISTORY - 1960 MONUMENTED CGS HV2687 HISTORY - 19920122 GOOD MSI HV2687 HISTORY - 20010815 GOOD BN HV2687 HISTORY - 20030508 GOOD GEOCAC HV2687 HV2687 STATION DESCRIPTION HV2687 HV2687'DESCRIBED BY COAST AND GEODETIC SURVEY 1960 HV2687'0.6 MI E FROM CENTREVILLE. HV2687'ABOUT 0.6 MILE EAST ALONG U.S. HIGHWAY 29 AND 211 FROM THE SCHOOL HV2687'AT CENTREVILLE, 15 FEET SOUTH OF THE CENTER LINE OF THE EAST HV2687'BOUND LANE OF THE HIGHWAY, IN TOP OF THE SOUTHWEST WING WALL OF HV2687'WEST ABUTMENT OF HIGHWAY BRIDGE OVER LITTLE ROCKY RUN, AND ABOUT HV2687'LEVEL WITH THE HIGHWAY. HV2687 HV2687 STATION RECOVERY (1992) HV2687 HV2687'RECOVERY NOTE BY MEASUREMENT SCIENCE INCORPORATED 1992 HV2687'RECOVERED IN GOOD CONDITION. HV2687 HV2687 STATION RECOVERY (2001) HV2687 HV2687'RECOVERY NOTE BY BURGESS AND NIPLE INCORPORATED 2001 (GCP) HV2687'RECOVERED IN GOOD CONDITION. HV2687 HV2687 STATION RECOVERY (2003) HV2687 HV2687'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV2687'STATION IS LOCATED ACROSS LEE HIGHWAY FROM BRADLEY ROAD (UNDER HV2687'CONSTRUCTION AS OF MAY 2003), AND ACROSS HIGHWAY AND SOUTHEAST OF HV2687'SERVICE STATION/MUFFLER SHOP AT 13600 LEE HIGHWAY. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV8559 *********************************************************************** HV8559 DESIGNATION - MASON ECC HV8559 PID - HV8559 HV8559 STATE/COUNTY- VA/FAIRFAX HV8559 USGS QUAD - FALLS CHURCH (1994) HV8559 HV8559 *CURRENT SURVEY CONTROL HV8559 ___________________________________________________________________ HV8559* NAD 83(1993)- 38 53 33.57763(N) 077 11 13.16452(W) ADJUSTED HV8559* NAVD 88 - 105.4 (meters) 346. (feet) VERTCON HV8559 ___________________________________________________________________ HV8559 LAPLACE CORR- -2.09 (seconds) DEFLEC99 HV8559 GEOID HEIGHT- -31.84 (meters) GEOID99 HV8559 HV8559 HORZ ORDER - SECOND HV8559 HV8559.The horizontal coordinates were established by classical geodetic methods HV8559.and adjusted by the National Geodetic Survey in November 1994. HV8559 HV8559.The NAVD 88 height was computed by applying the VERTCON shift value to HV8559.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HV8559 HV8559.The Laplace correction was computed from DEFLEC99 derived deflections. HV8559 HV8559.The geoid height was determined by GEOID99. HV8559 HV8559; North East Units Scale Converg. HV8559;SPC VA N - 2,136,899.974 3,613,904.523 MT 0.99995989 +0 49 10.1 HV8559;SPC MD - 136,107.167 383,778.095 MT 0.99994989 -0 07 02.5 HV8559;SPC MD - 446,544.93 1,259,111.97 sFT 0.99994989 -0 07 02.5 HV8559;UTM 18 - 4,307,138.518 310,329.041 MT 1.00004301 -1 22 24.7 HV8559 HV8559 SUPERSEDED SURVEY CONTROL HV8559 HV8559 NAD 83(1993)- 38 53 33.57646(N) 077 11 13.16706(W) AD( ) 2 HV8559 NAD 83(1986)- 38 53 33.57629(N) 077 11 13.17663(W) AD( ) 2 HV8559 NGVD 29 - 105.6 (m) 346. (f) VERT ANG HV8559 HV8559.Superseded values are not recommended for survey control. HV8559.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV8559.See file dsdata.txt to determine how the superseded data were derived. HV8559 HV8559_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ1032907139(NAD 83) HV8559_MARKER: DD = SURVEY DISK HV8559_SETTING: 32 = SET IN TOP OF CONCRETE MONUMENT HV8559_MAGNETIC: N = NO MAGNETIC MATERIAL HV8559_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV8559 HV8559 HISTORY - Date Condition Report By HV8559 HISTORY - 1969 MONUMENTED VA-059 HV8559 HISTORY - 1975 GOOD VA-059 HV8559 HISTORY - 1977 GOOD VA-059 HV8559 HISTORY - 20030504 MARK NOT FOUND GEOCAC HV8559 HV8559 STATION DESCRIPTION HV8559 HV8559'DESCRIBED BY FAIRFAX COUNTY VIRGINIA 1969 (HWC) HV8559'THE STATION IS IN THE CITY OF FALLS CHURCH, 1.1 MILES NORTHWEST OF HV8559'INTERSECTION OF NORTH WASHINGTON STREET AND BROAD STREET HV8559' HV8559'TO REACH THE STATION FROM THE INTERSECTION OF INTERSTATE 95 AND U.S. HV8559'ROUTE 7 PROCEED 2.1 MILES SOUTHEAST ALONG U.S. ROUTE 7 TO THE HV8559'SOUTHEAST CORNER OF THE FOOD FAIR PARKING LOT. 51.0 FEET NORTHEAST HV8559'AND ABOUT 5.0 FEET HIGHER THAN CENTER ROAD OPPOSITE, 34.9 FEET NORTH HV8559'OF VEPCO POLE 12BB, SET IN A CONCRETE CURB. HV8559' HV8559'STATION IS A STANDARD FAIRFAX COUNTY DISC STAMPED---MASON ECC 1969---. HV8559 HV8559 STATION RECOVERY (1975) HV8559 HV8559'RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1975 (EYB) HV8559'THE STATION WAS RECOVERED IN GOOD CONDITION, THE FOOD FAIR PARKING LOT HV8559'IS NOW KNOWN AS WEST FALLS SHOPPING CENTER AND A DART DURG STORE HAS HV8559'REPLACED THE FOOD FAIR. HV8559 HV8559 STATION RECOVERY (1977) HV8559 HV8559'RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1977 (EYB) HV8559'THE STATION WAS RECOVERED IN GOOD CONDITION FROM THE ORIGINAL HV8559'DESCRIPTION. HV8559 HV8559 STATION RECOVERY (2003) HV8559 HV8559'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV8559'SITE OF FORMER FOOD FAIR / DART DRUG STORE APPEARS TO BE CURRENTLY HV8559'OCCUPIED BY STAPLES AND ADVANCE AUTO PARTS AT 1104 WEST BROAD ST. HV8559'VEPCO POLE 12BB COULD NOT BE LOCATED. CONCRETE CURBS IN AREA HV8559'IDENTIFIED BY DESCRIPTION AND CONSUMER GPS RECEIVER WERE EXAMINED HV8559'WITHOUT SUCCESS. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 JV6893 *********************************************************************** JV6893 DESIGNATION - Q 229 RESET JV6893 PID - JV6893 JV6893 STATE/COUNTY- VA/FAIRFAX JV6893 USGS QUAD - SENECA (1994) JV6893 JV6893 *CURRENT SURVEY CONTROL JV6893 ___________________________________________________________________ JV6893* NAD 83(1986)- 39 00 21. (N) 077 22 26. (W) SCALED JV6893* NAVD 88 - 72.97 (meters) 239.4 (feet) RESET JV6893 ___________________________________________________________________ JV6893 GEOID HEIGHT- -31.82 (meters) GEOID99 JV6893 JV6893 VERT ORDER - THIRD JV6893 JV6893.The horizontal coordinates were scaled from a topographic map and have JV6893.an estimated accuracy of +/- 6 seconds. JV6893 JV6893.The orthometric height was computed from unverified reset data. JV6893.No vertical observational check was made to the station. JV6893 JV6893.The geoid height was determined by GEOID99. JV6893 JV6893; North East Units Estimated Accuracy JV6893;SPC VA N - 2,149,250. 3,597,540. MT (+/- 180 meters Scaled) JV6893 JV6893 SUPERSEDED SURVEY CONTROL JV6893 JV6893 NGVD 29 - 73.19 (m) 240.1 (f) RESET 3 JV6893 JV6893.Superseded values are not recommended for survey control. JV6893.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV6893.See file dsdata.txt to determine how the superseded data were derived. JV6893 JV6893_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ944201(NAD 83) JV6893_MARKER: DV = VERTICAL CONTROL DISK JV6893_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT JV6893_STAMPING: Q 229 RESET 1990 JV6893_MARK LOGO: NGS JV6893_MAGNETIC: N = NO MAGNETIC MATERIAL JV6893_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO JV6893+STABILITY: SURFACE MOTION JV6893 JV6893 HISTORY - Date Condition Report By JV6893 HISTORY - 1990 MONUMENTED NGS JV6893 HISTORY - 19920131 GOOD MSI JV6893 JV6893 STATION DESCRIPTION JV6893 JV6893'DESCRIBED BY NATIONAL GEODETIC SURVEY 1990 JV6893'3.0 MILES EAST ALONG SECONDARY STATE HIGHWAY 625 FROM THE PUBLIC JV6893'SCHOOL IN STERLING, AT THE JUNCTION OF STATE HIGHWAY 228 AND 604, 68 JV6893'FEET NORTH OF THE CENTERLINE OF SECONDARY STATE HIGHWAY 604, 71 FEET JV6893'WEST OF THE CENTERLINE OF STATE HIGHWAY 228, 55 FEET NORTHEAST OF JV6893'VIRGINIA POWER COMPANY POLE EX 74, MARK PROJECTS 4 INCHES. JV6893 JV6893 STATION RECOVERY (1992) JV6893 JV6893'RECOVERY NOTE BY MEASUREMENT SCIENCE INCORPORATED 1992 JV6893'IN FAIRFAX COUNTY, 3.0 MILES (4.8 KM) EAST ALONG SECONDARY STATE JV6893'HIGHWAY 625 FROM THE PUBLIC SCHOOL AT STERLING, LOUDOUN COUNTY, AT JV6893'THE JUNCTION OF STATE HIGHWAYS 28 AND 604, 68 FEET (20.7 M) NORTH OF JV6893'CENTERLINE OF SECONDARY HIGHWAY 604, 71 FEET (21.6 M) WEST OF JV6893'CENTERLINE OF STATE HIGHWAY 28, 55 FEET (16.8 M) NORTHEAST OF VPCO JV6893'POWER POLE NUMBER EX74, IN TOP OF A CONCRETE POST PROJECTING 4 JV6893'INCHES. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV7979 *********************************************************************** HV7979 DESIGNATION - R 230 RESET 1977 HV7979 PID - HV7979 HV7979 STATE/COUNTY- VA/FAIRFAX HV7979 USGS QUAD - VIENNA (1994) HV7979 HV7979 *CURRENT SURVEY CONTROL HV7979 ___________________________________________________________________ HV7979* NAD 83(1986)- 38 55 07. (N) 077 18 14. (W) SCALED HV7979* NAVD 88 - 95.36 (meters) 312.9 (feet) RESET HV7979 ___________________________________________________________________ HV7979 GEOID HEIGHT- -31.74 (meters) GEOID99 HV7979 HV7979 VERT ORDER - THIRD HV7979 HV7979.The horizontal coordinates were scaled from a topographic map and have HV7979.an estimated accuracy of +/- 6 seconds. HV7979 HV7979.The orthometric height was computed from unverified reset data. HV7979.No vertical observational check was made to the station. HV7979 HV7979.The geoid height was determined by GEOID99. HV7979 HV7979; North East Units Estimated Accuracy HV7979;SPC VA N - 2,139,640. 3,603,730. MT (+/- 180 meters Scaled) HV7979 HV7979 SUPERSEDED SURVEY CONTROL HV7979 HV7979 NGVD 29 - 95.60 (m) 313.6 (f) RESET 3 HV7979 HV7979.Superseded values are not recommended for survey control. HV7979.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV7979.See file dsdata.txt to determine how the superseded data were derived. HV7979 HV7979_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ002102(NAD 83) HV7979_MARKER: DB = BENCH MARK DISK HV7979_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV7979_STAMPING: R 230 RESET 1977 HV7979_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV7979+STABILITY: SURFACE MOTION HV7979 HV7979 HISTORY - Date Condition Report By HV7979 HISTORY - 1977 MONUMENTED NGS HV7979 HV7979 STATION DESCRIPTION HV7979 HV7979'DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 HV7979'4.2 MI S FROM BROWNS CHAPEL. HV7979'4.2 MILES SOUTH ALONG SECONDARY STATE HIGHWAY 674 FROM BROWNS HV7979'CHAPEL, AT THE BOTTOM OF A HILL WHERE 2 ROADS LEAD EAST, 72.3 FT HV7979'E OF NEW LOCATION RTE 674, 142 FT N OF ST RTE 673, SET IN TOP OF HV7979'CONCRETE POST PROJECTING 6 INCHES ABOVE GROUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2819 *********************************************************************** HV2819 DESIGNATION - S 89 RESET 1941 HV2819 PID - HV2819 HV2819 STATE/COUNTY- VA/FAIRFAX HV2819 USGS QUAD - VIENNA (1994) HV2819 HV2819 *CURRENT SURVEY CONTROL HV2819 ___________________________________________________________________ HV2819* NAD 83(1986)- 38 57 30. (N) 077 16 30. (W) SCALED HV2819* NAVD 88 - 86.77 (meters) 284.7 (feet) RESET HV2819 ___________________________________________________________________ HV2819 GEOID HEIGHT- -31.72 (meters) GEOID99 HV2819 HV2819 VERT ORDER - THIRD HV2819 HV2819.The horizontal coordinates were scaled from a topographic map and have HV2819.an estimated accuracy of +/- 6 seconds. HV2819 HV2819.The orthometric height was computed from unverified reset data. HV2819.No vertical observational check was made to the station. HV2819 HV2819.The geoid height was determined by GEOID99. HV2819 HV2819; North East Units Estimated Accuracy HV2819;SPC VA N - 2,144,080. 3,606,170. MT (+/- 180 meters Scaled) HV2819 HV2819 SUPERSEDED SURVEY CONTROL HV2819 HV2819 NGVD 29 - 87.00 (m) 285.4 (f) RESET 3 HV2819 HV2819.Superseded values are not recommended for survey control. HV2819.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2819.See file dsdata.txt to determine how the superseded data were derived. HV2819 HV2819_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ028146(NAD 83) HV2819_MARKER: DD = SURVEY DISK HV2819_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV2819_STAMPING: S 89 RESET 1941 HV2819_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV2819+STABILITY: SURFACE MOTION HV2819 HV2819 HISTORY - Date Condition Report By HV2819 HISTORY - 1941 MONUMENTED VADH HV2819 HISTORY - 1964 GOOD CGS HV2819 HV2819 STATION DESCRIPTION HV2819 HV2819'DESCRIBED BY COAST AND GEODETIC SURVEY 1964 HV2819'7.6 MI NW FROM FALLS CHURCH. HV2819'7.6 MILES NORTHWEST ALONG STATE HIGHWAY 7 FROM THE ODD FELLOWS HV2819'BUILDING AT FALLS CHURCH, FAIRFAX COUNTY, 0.7 MILE SOUTHEAST OF HV2819'THE BRIDGE OVER DIFFICULT RUN, 0.15 MILE NORTHWEST OF THE JUNCTION HV2819'OF STATE SECONDARY HIGHWAY 675, AT THE ENTRANCE DRIVE TO THE C.C. HV2819'LAWSON RESIDENCE, 39 FEET NORTHEAST OF THE CENTER LINE OF THE HV2819'HIGHWAY, 10 FEET NORTHWEST OF THE SIDE ROAD, AND 3 FEET NORTH OF HV2819'POLE 262. A STANDARD DISK, STAMPED S 89 RESET 1941 AND SET IN HV2819'THE TOP OF A CONCRETE POST PROJECTING ABOUT 2 INCHES ABOVE GROUND. HV2819'NOTE-- THIS BENCH MARK WAS ESTABLISHED AND ITS ELEVATION DETERMINED HV2819'BY ENGINEERS OF THE STATE DEPARTMENT OF HIGHWAYS IN THE SUMMER OF HV2819'1941. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2708 *********************************************************************** HV2708 DESIGNATION - T 230 RESET 1961 HV2708 PID - HV2708 HV2708 STATE/COUNTY- VA/FAIRFAX HV2708 USGS QUAD - VIENNA (1994) HV2708 HV2708 *CURRENT SURVEY CONTROL HV2708 ___________________________________________________________________ HV2708* NAD 83(1986)- 38 52 48. (N) 077 18 06. (W) SCALED HV2708* NAVD 88 - 126.69 (meters) 415.6 (feet) RESET HV2708 ___________________________________________________________________ HV2708 GEOID HEIGHT- -31.77 (meters) GEOID99 HV2708 HV2708 VERT ORDER - THIRD HV2708 HV2708.The horizontal coordinates were scaled from a topographic map and have HV2708.an estimated accuracy of +/- 6 seconds. HV2708 HV2708.The orthometric height was computed from unverified reset data. HV2708.No vertical observational check was made to the station. HV2708 HV2708.The geoid height was determined by GEOID99. HV2708 HV2708; North East Units Estimated Accuracy HV2708;SPC VA N - 2,135,360. 3,603,980. MT (+/- 180 meters Scaled) HV2708 HV2708 SUPERSEDED SURVEY CONTROL HV2708 HV2708 NGVD 29 - 126.93 (m) 416.4 (f) RESET 3 HV2708 HV2708.Superseded values are not recommended for survey control. HV2708.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2708.See file dsdata.txt to determine how the superseded data were derived. HV2708 HV2708_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ003059(NAD 83) HV2708_MARKER: DB = BENCH MARK DISK HV2708_SETTING: 30 = CONC ISLAND HV2708_STAMPING: T 230 RESET 1961 HV2708_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV2708 HV2708 HISTORY - Date Condition Report By HV2708 HISTORY - 1961 MONUMENTED CGS HV2708 HV2708 STATION DESCRIPTION HV2708 HV2708'DESCRIBED BY COAST AND GEODETIC SURVEY 1961 HV2708'AT OAKTON. HV2708'AT OAKTON, ABOUT 0.1 MILE SOUTH OF THE JUNCTION OF SECONDARY HV2708'STATE HIGHWAY 674 AND STATE HIGHWAY 123, SET IN THE TOP OF THE HV2708'SOUTH END OF THE RAISED CONCRETE ISLAND SUPPORTING THE GAS HV2708'PUMPS OF THE ESSO SERVICE STATION, ABOUT 1/2 FOOT NORTH OF THE HV2708'SOUTH END OF THE ISLAND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2719 *********************************************************************** HV2719 DESIGNATION - U 228 RESET 1968 HV2719 PID - HV2719 HV2719 STATE/COUNTY- VA/FAIRFAX HV2719 USGS QUAD - HERNDON (1994) HV2719 HV2719 *CURRENT SURVEY CONTROL HV2719 ___________________________________________________________________ HV2719* NAD 83(1986)- 38 54 19. (N) 077 27 32. (W) SCALED HV2719* NAVD 88 - 78.91 (meters) 258.9 (feet) RESET HV2719 ___________________________________________________________________ HV2719 GEOID HEIGHT- -31.89 (meters) GEOID99 HV2719 HV2719 VERT ORDER - THIRD HV2719 HV2719.The horizontal coordinates were scaled from a topographic map and have HV2719.an estimated accuracy of +/- 6 seconds. HV2719 HV2719.The orthometric height was computed from unverified reset data. HV2719.No vertical observational check was made to the station. HV2719 HV2719.The geoid height was determined by GEOID99. HV2719 HV2719; North East Units Estimated Accuracy HV2719;SPC VA N - 2,138,000. 3,590,300. MT (+/- 180 meters Scaled) HV2719 HV2719 SUPERSEDED SURVEY CONTROL HV2719 HV2719 NGVD 29 - 79.14 (m) 259.6 (f) RESET 3 HV2719 HV2719.Superseded values are not recommended for survey control. HV2719.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2719.See file dsdata.txt to determine how the superseded data were derived. HV2719 HV2719_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ867091(NAD 83) HV2719_MARKER: DB = BENCH MARK DISK HV2719_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV2719_STAMPING: U 228 RESET 1968 HV2719_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV2719+STABILITY: SURFACE MOTION HV2719 HV2719 HISTORY - Date Condition Report By HV2719 HISTORY - 1968 MONUMENTED VADH HV2719 HV2719 STATION DESCRIPTION HV2719 HV2719'DESCRIBED BY VIRGINIA DEPARTMENT OF HIGHWAYS 1968 HV2719'0.6 MI SE FROM PLEASANT VALLEY. HV2719'0.6 MILE SOUTHEAST ALONG U.S. HIGHWAY 50 FROM CUB RUN AT PLEASANT HV2719'VALLEY, SOUTH OF THE JUNCTION OF SECONDARY STATE HIGHWAY 607, HV2719'46.9 FEET SOUTH OF HIGHWAY STATION 429 + 96.4 OF THE EAST HV2719'BOUND LANE OF U.S. HIGHWAY 50, 9.4 FEET SOUTH OF A GUY POLE HV2719'MARKED IS, 10.8 FEET NORTH OF AN ANCHOR GUY WIRE, SET IN THE TOP HV2719'OF A CONCRETE POST PROJECTING 3 INCHES ABOVE THE GROUND, 1 1/2 HV2719'FEET NORTH OF A METAL WITNESS POST. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 JV2350 *********************************************************************** JV2350 DESIGNATION - V 89 RESET 1941 VADH JV2350 PID - JV2350 JV2350 STATE/COUNTY- VA/FAIRFAX JV2350 USGS QUAD - SENECA (1994) JV2350 JV2350 *CURRENT SURVEY CONTROL JV2350 ___________________________________________________________________ JV2350* NAD 83(1986)- 39 00 26. (N) 077 21 30. (W) SCALED JV2350* NAVD 88 - 98.28 (meters) 322.4 (feet) RESET JV2350 ___________________________________________________________________ JV2350 GEOID HEIGHT- -31.80 (meters) GEOID99 JV2350 JV2350 VERT ORDER - THIRD JV2350 JV2350.The horizontal coordinates were scaled from a topographic map and have JV2350.an estimated accuracy of +/- 6 seconds. JV2350 JV2350.The orthometric height was computed from unverified reset data. JV2350.No vertical observational check was made to the station. JV2350 JV2350.The geoid height was determined by GEOID99. JV2350 JV2350; North East Units Estimated Accuracy JV2350;SPC VA N - 2,149,420. 3,598,880. MT (+/- 180 meters Scaled) JV2350 JV2350 SUPERSEDED SURVEY CONTROL JV2350 JV2350 NGVD 29 - 98.50 (m) 323.2 (f) RESET 3 JV2350 JV2350.Superseded values are not recommended for survey control. JV2350.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV2350.See file dsdata.txt to determine how the superseded data were derived. JV2350 JV2350_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ957202(NAD 83) JV2350_MARKER: DB = BENCH MARK DISK JV2350_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT JV2350_STAMPING: V 89 RESET 1941 JV2350_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO JV2350+STABILITY: SURFACE MOTION JV2350 JV2350 HISTORY - Date Condition Report By JV2350 HISTORY - 1941 MONUMENTED VADH JV2350 HISTORY - 1964 GOOD CGS JV2350 JV2350 STATION DESCRIPTION JV2350 JV2350'DESCRIBED BY COAST AND GEODETIC SURVEY 1964 JV2350'13.4 MI NW FROM FALLS CHURCH. JV2350'13.4 MILES NORTHWEST ALONG STATE HIGHWAY 7 FROM THE ODD FELLOWS JV2350'BUILDING AT FALLS CHURCH, FAIRFAX COUNTY, 13.3 MILES SOUTHEAST JV2350'OF THE POST OFFICE AT LEESBURG, LOUDOUN COUNTY, 0.4 MILE NORTHWEST JV2350'OF THE JUNCTION OF STATE SECONDARY HIGHWAY 604 LEADING SOUTH, JV2350'AT THE PRIVATE ROAD ENTERING THE ALLEN L. MC DONNOLD FARM, 60 FEET JV2350'SOUTHWEST OF THE CENTER LINE OF THE HIGHWAY, NORTHWEST OF THE JV2350'PRIVATE ROAD, AND AT A FENCE CORNER. A STANDARD DISK, STAMPED JV2350'V 89 RESET 1941 AND SET IN THE TOP OF A CONCRETE POST. NOTE-- THIS JV2350'BENCH MARK WAS ESTABLISHED AND ITS ELEVATION DETERMINED BY JV2350'ENGINEERS OF THE STATE DEPARTMENT OF HIGHWAYS IN NOVEMBER 1941. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2723 *********************************************************************** HV2723 DESIGNATION - W 228 RESET 1950 HV2723 PID - HV2723 HV2723 STATE/COUNTY- VA/FAIRFAX HV2723 USGS QUAD - HERNDON (1994) HV2723 HV2723 *CURRENT SURVEY CONTROL HV2723 ___________________________________________________________________ HV2723* NAD 83(1986)- 38 53 25. (N) 077 25 18. (W) SCALED HV2723* NAVD 88 - 92.24 (meters) 302.6 (feet) RESET HV2723 ___________________________________________________________________ HV2723 GEOID HEIGHT- -31.83 (meters) GEOID99 HV2723 HV2723 VERT ORDER - THIRD HV2723 HV2723.The horizontal coordinates were scaled from a topographic map and have HV2723.an estimated accuracy of +/- 6 seconds. HV2723 HV2723.The orthometric height was computed from unverified reset data. HV2723.No vertical observational check was made to the station. HV2723 HV2723.The geoid height was determined by GEOID99. HV2723 HV2723; North East Units Estimated Accuracy HV2723;SPC VA N - 2,136,370. 3,593,550. MT (+/- 180 meters Scaled) HV2723 HV2723 SUPERSEDED SURVEY CONTROL HV2723 HV2723 NGVD 29 - 92.93 (m) 304.9 (f) RESET 3 HV2723 HV2723.Superseded values are not recommended for survey control. HV2723.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2723.See file dsdata.txt to determine how the superseded data were derived. HV2723 HV2723_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ899073(NAD 83) HV2723_MARKER: DB = BENCH MARK DISK HV2723_SETTING: 30 = CONC BASE HV2723_STAMPING: W 228 RESET 1950 HV2723_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV2723 HV2723 HISTORY - Date Condition Report By HV2723 HISTORY - 1950 MONUMENTED CGS HV2723 HISTORY - 1953 GOOD CGS HV2723 HV2723 STATION DESCRIPTION HV2723 HV2723'DESCRIBED BY COAST AND GEODETIC SURVEY 1953 HV2723'0.6 MI SE FROM CHANTILLY. HV2723'APPROXIMATELY 0.6 MILE S.E. ALONG U.S. HIGHWAY 50 FROM CHANTILLY, HV2723'30 FEET S. OF CENTER LINE OF THE HIGHWAY, 10 FEET N.W. OF CORNER HV2723'OF A GROCERY STORE, SET IN THE BASE OF CONCRETE FOR GAS PUMPS. HV2723'A STANDARD DISK, STAMPED W 228 RESET 1950. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV9052 *********************************************************************** HV9052 DESIGNATION - W 383 RESET HV9052 PID - HV9052 HV9052 STATE/COUNTY- VA/FAIRFAX HV9052 USGS QUAD - FALLS CHURCH (1994) HV9052 HV9052 *CURRENT SURVEY CONTROL HV9052 ___________________________________________________________________ HV9052* NAD 83(1986)- 38 57 39. (N) 077 11 20. (W) SCALED HV9052* NAVD 88 - 77.43 (meters) 254.0 (feet) RESET HV9052 ___________________________________________________________________ HV9052 GEOID HEIGHT- -31.76 (meters) GEOID99 HV9052 HV9052 VERT ORDER - THIRD HV9052 HV9052.The horizontal coordinates were scaled from a topographic map and have HV9052.an estimated accuracy of +/- 6 seconds. HV9052 HV9052.The orthometric height was computed from unverified reset data. HV9052.No vertical observational check was made to the station. HV9052 HV9052.The geoid height was determined by GEOID99. HV9052 HV9052; North East Units Estimated Accuracy HV9052;SPC VA N - 2,144,470. 3,613,630. MT (+/- 180 meters Scaled) HV9052 HV9052 SUPERSEDED SURVEY CONTROL HV9052 HV9052 NGVD 29 - 77.66 (m) 254.8 (f) RESET 3 HV9052 HV9052.Superseded values are not recommended for survey control. HV9052.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV9052.See file dsdata.txt to determine how the superseded data were derived. HV9052 HV9052_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ103147(NAD 83) HV9052_MARKER: DV = VERTICAL CONTROL DISK HV9052_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV9052_STAMPING: W 383 RESET 1991 HV9052_MARK LOGO: NGS HV9052_MAGNETIC: N = NO MAGNETIC MATERIAL HV9052_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV9052+STABILITY: SURFACE MOTION HV9052 HV9052 HISTORY - Date Condition Report By HV9052 HISTORY - 1991 MONUMENTED VADHT HV9052 HV9052 STATION DESCRIPTION HV9052 HV9052'DESCRIBED BY VA DEPT HWYS-TRANSP 1991 HV9052'1.75 MILES (2.82 KM) NORTHWEST ALONG STATE HIGHWAY 193 FROM THE HV9052'JUNCTION OF STATE HIGHWAY 123 AT LANGLEY, THENCE ABOUT 0.6 MILES HV9052'(1.0 KM) NORTHEAST ALONG CIRCUMFERENTIAL HIGHWAY, 22 FEET (6.7 M) HV9052'WEST OF A SOUND WALL, 15 FEET (4.6 M) NORTH OF A 30 INCH POPLAR TREE, HV9052'1 FOOT (0.3 M) WEST OF A STEEL WITNESS POST, ABOUT 10 FEET (3.0 M) HV9052'ABOVE THE LEVEL OF THE CIRCUMFERENTIAL HIGHWAY, PROJECTING 4 INCHES HV9052'ABOVE GROUND. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV8742 *********************************************************************** HV8742 DESIGNATION - WILLOW HV8742 PID - HV8742 HV8742 STATE/COUNTY- VA/FAIRFAX HV8742 USGS QUAD - MANASSAS (1994) HV8742 HV8742 *CURRENT SURVEY CONTROL HV8742 ___________________________________________________________________ HV8742* NAD 83(1993)- 38 50 24.90289(N) 077 23 50.18318(W) ADJUSTED HV8742* NAVD 88 - 113.4 (meters) 372. (feet) VERTCON HV8742 ___________________________________________________________________ HV8742 X - 1,085,391.663 (meters) COMP HV8742 Y - -4,854,677.854 (meters) COMP HV8742 Z - 3,978,570.504 (meters) COMP HV8742 LAPLACE CORR- 1.37 (seconds) DEFLEC99 HV8742 ELLIP HEIGHT- 81.69 (meters) (11/14/94) GPS OBS HV8742 GEOID HEIGHT- -31.81 (meters) GEOID99 HV8742 HV8742 HORZ ORDER - SECOND HV8742 ELLP ORDER - FOURTH CLASS II HV8742 HV8742.The horizontal coordinates were established by classical geodetic methods HV8742.and adjusted by the National Geodetic Survey in November 1994. HV8742 HV8742.The NAVD 88 height was computed by applying the VERTCON shift value to HV8742.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HV8742 HV8742.The X, Y, and Z were computed from the position and the ellipsoidal ht. HV8742 HV8742.The Laplace correction was computed from DEFLEC99 derived deflections. HV8742 HV8742.The ellipsoidal height was determined by GPS observations HV8742.and is referenced to NAD 83. HV8742 HV8742.The geoid height was determined by GEOID99. HV8742 HV8742; North East Units Scale Converg. HV8742;SPC VA N - 2,130,842.472 3,595,733.173 MT 0.99995592 +0 41 17.6 HV8742;UTM 18 - 4,301,779.984 291,936.856 MT 1.00013310 -1 30 14.4 HV8742 HV8742 SUPERSEDED SURVEY CONTROL HV8742 HV8742 NAD 83(1993)- 38 50 24.90201(N) 077 23 50.18900(W) AD( ) 2 HV8742 NAD 83(1986)- 38 50 24.90207(N) 077 23 50.19551(W) AD( ) 2 HV8742 NGVD 29 - 113.6 (m) 373. (f) VERT ANG HV8742 HV8742.Superseded values are not recommended for survey control. HV8742.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV8742.See file dsdata.txt to determine how the superseded data were derived. HV8742 HV8742_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ9193701780(NAD 83) HV8742_MARKER: DD = SURVEY DISK HV8742_SETTING: 4 = IRREGULAR CONCRETE MASS HV8742_STAMPING: WILLOW 1969 HV8742_MARK LOGO: VA-059 HV8742_MAGNETIC: O = OTHER; SEE DESCRIPTION HV8742_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV8742_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV8742+SATELLITE: SATELLITE OBSERVATIONS - May 08, 2003 HV8742 HV8742 HISTORY - Date Condition Report By HV8742 HISTORY - 1969 MONUMENTED VA-059 HV8742 HISTORY - 1969 GOOD VA-059 HV8742 HISTORY - 1975 GOOD VA-059 HV8742 HISTORY - 1978 GOOD VA-059 HV8742 HISTORY - 19920722 GOOD NOS HV8742 HISTORY - 20030508 GOOD GEOCAC HV8742 HV8742 STATION DESCRIPTION HV8742 HV8742'DESCRIBED BY FAIRFAX COUNTY VIRGINIA 1969 (HWC) HV8742'THE STATION IS 1.6 MILES EAST OF CENTREVILLE AND 0.4 MILES EAST OF HV8742'ROUTE 29-211 AND CLIFTON ROAD ADJACENT TO THE EAST BOUND LANE OF ROUTE HV8742'29-211. HV8742' HV8742'TO REACH THE STATION PROCEED 500 FEET WEST SOUTHWEST OF WILLOW SPRINGS HV8742'BRANCH CROSSING, 13.9 FEET SOUTH OF SOUTH EDGE OF HIGHWAY, 3.0 FEET HV8742'EAST OF A BELL SYSTEM MANHOLE, SET IN A CONCRETE MASS. HV8742' HV8742'STATION IS A STANDARD FAIRFAX COUNTY DISC STAMPED---WILLOW 1969---. HV8742 HV8742 STATION RECOVERY (1969) HV8742 HV8742'RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1969 HV8742'RECOVERED IN GOOD CONDITION. HV8742 HV8742 STATION RECOVERY (1975) HV8742 HV8742'RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1975 (EYB) HV8742'THE STATION WAS RECOVERED IN GOOD CONDITION. SEE FAIRFAX COUNTY TAX HV8742'MAP 55-3, REVISED TO 1-1-76. HV8742 HV8742 STATION RECOVERY (1978) HV8742 HV8742'RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1978 (EYB) HV8742'THE STATION WAS RECOVERED IN GOOD CONDITION AS DESCRIBED IN THE HV8742'ORIGINAL DESCRIPTION BY HWC 1969. STATIONS WILLOW AND SPRINGS ARE HV8742'STILL INTERVISIBLE FROM THE GROUND. HV8742 HV8742 STATION RECOVERY (1992) HV8742 HV8742'RECOVERY NOTE BY NATIONAL OCEAN SERVICE 1992 HV8742'STATION IS LOCATED ON THE EAST SIDE OF WILLOW SPRINGS ON THE SOUTH ROW HV8742'OF LEE HIGHWAY (US 29) AND WEST OF THE YARD OF C.R. EASTER, 13011 LEE HV8742'HIGHWAY, NEAR THE TOP OF A KNOLL. HV8742'STATION IS MARKED BY A FAIRFAX COUNTY SURVEY MONUMENT STAMPED HV8742'---WILLOW 1969---. THE DISK HAS BEEN DISFIGURED SET IN A SQUARE HV8742'CONCRETE MONUMENT THAT IS FLUSH WITH THE GROUND. HV8742'TO REACH FROM INTERSECTON OF US 29 WITH HIGHWAY 28 IN CENTERVILLE, GO HV8742'EAST ON US 29 FOR 1.9 MI (3.1 KM) TO STATION ON RIGHT JUST PAST A HV8742'BEND TO THE LEFT. HV8742'STATION IS 20.7 M (67.9 FT) EAST OF UTILITY POLE VEPCO KE59, 15.5 M HV8742'(50.9 FT) WEST OF WOOD POST HOLDING MAILBOX C.R. EASTER 13011 LEE HV8742'HIGHWAY. HV8742'STATION IS 7.5 M (24.6 FT) SOUTH OF CENTERLINE OF EASTBOUND US 29, 1.5 HV8742'M (4.9 FT) NORTH OF EDGE OF TREE LINE, AND 0.9 M (3.0 FT) EAST OF HV8742'CCENTER OF IRON MAN HOLE COVER. HV8742'NO REFERENCE MARKS SEARCHED FOR. HV8742 HV8742 STATION RECOVERY (2003) HV8742 HV8742'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV8742'STATION ON SOUTH SHOULDER OF LEE HIGHWAY AND IS APPROXIMATELY SIX FEET HV8742'NORTH OF METAL WITNESS POST AND APPROXIMATELY 300 FEET EAST OF SANDY HV8742'POINT LANE. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2824 *********************************************************************** HV2824 DESIGNATION - X 288 RESET 1946 HV2824 PID - HV2824 HV2824 STATE/COUNTY- VA/FAIRFAX HV2824 USGS QUAD - VIENNA (1994) HV2824 HV2824 *CURRENT SURVEY CONTROL HV2824 ___________________________________________________________________ HV2824* NAD 83(1986)- 38 59 58. (N) 077 20 34. (W) SCALED HV2824* NAVD 88 - 131.26 (meters) 430.6 (feet) RESET HV2824 ___________________________________________________________________ HV2824 GEOID HEIGHT- -31.77 (meters) GEOID99 HV2824 HV2824 VERT ORDER - THIRD HV2824 HV2824.The horizontal coordinates were scaled from a topographic map and have HV2824.an estimated accuracy of +/- 6 seconds. HV2824 HV2824.The orthometric height was computed from unverified reset data. HV2824.No vertical observational check was made to the station. HV2824 HV2824.The geoid height was determined by GEOID99. HV2824 HV2824; North East Units Estimated Accuracy HV2824;SPC VA N - 2,148,570. 3,600,240. MT (+/- 180 meters Scaled) HV2824 HV2824 SUPERSEDED SURVEY CONTROL HV2824 HV2824 NGVD 29 - 131.49 (m) 431.4 (f) RESET 3 HV2824 HV2824.Superseded values are not recommended for survey control. HV2824.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2824.See file dsdata.txt to determine how the superseded data were derived. HV2824 HV2824_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ971193(NAD 83) HV2824_MARKER: DD = SURVEY DISK HV2824_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HV2824_STAMPING: X 288 RESET 1946 HV2824_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HV2824+STABILITY: SURFACE MOTION HV2824 HV2824 HISTORY - Date Condition Report By HV2824 HISTORY - 1946 MONUMENTED VADH HV2824 HISTORY - 1964 GOOD CGS HV2824 HV2824 STATION DESCRIPTION HV2824 HV2824'DESCRIBED BY COAST AND GEODETIC SURVEY 1964 HV2824'12.2 MI NW FROM FALLS CHURCH. HV2824'12.2 MILES NORTHWEST ALONG STATE HIGHWAY 7 FROM THE ODD FELLOWS HV2824'BUILDING AT FALLS CHURCH, FAIRFAX COUNTY, 2.2 MILES NORTHWEST OF HV2824'BROWNS CHAPEL, NEAR A UNITED BRETHREN CHURCH, AT THE JUNCTION OF HV2824'STATE SECONDARY HIGHWAY C 602, 62 FEET NORTH OF THE CENTER OF THE HV2824'JUNCTION, AND 43 FEET NORTHEAST OF THE CENTER LINE OF THE HV2824'HIGHWAY. A STANDARD DISK, STAMPED X 288 RESET 1946 AND SET IN HV2824'THE TOP OF A CONCRETE POST. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV7989 *********************************************************************** HV7989 DESIGNATION - X 382 RESET 1974 HV7989 PID - HV7989 HV7989 STATE/COUNTY- VA/FAIRFAX HV7989 USGS QUAD - ANNANDALE (1994) HV7989 HV7989 *CURRENT SURVEY CONTROL HV7989 ___________________________________________________________________ HV7989* NAD 83(1986)- 38 48 00. (N) 077 12 23. (W) SCALED HV7989* NAVD 88 - 82.64 (meters) 271.1 (feet) RESET HV7989 ___________________________________________________________________ HV7989 GEOID HEIGHT- -31.97 (meters) GEOID99 HV7989 HV7989 VERT ORDER - THIRD HV7989 HV7989.The horizontal coordinates were scaled from a topographic map and have HV7989.an estimated accuracy of +/- 6 seconds. HV7989 HV7989.The orthometric height was computed from unverified reset data. HV7989.No vertical observational check was made to the station. HV7989 HV7989.The geoid height was determined by GEOID99. HV7989 HV7989; North East Units Estimated Accuracy HV7989;SPC VA N - 2,126,590. 3,612,370. MT (+/- 180 meters Scaled) HV7989 HV7989 SUPERSEDED SURVEY CONTROL HV7989 HV7989 NGVD 29 - 82.89 (m) 271.9 (f) RESET 3 HV7989 HV7989.Superseded values are not recommended for survey control. HV7989.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV7989.See file dsdata.txt to determine how the superseded data were derived. HV7989 HV7989_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH083968(NAD 83) HV7989_MARKER: DB = BENCH MARK DISK HV7989_SETTING: 36 = BRIDGE HV7989_STAMPING: X 382 RESET 1974 HV7989_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV7989 HV7989 HISTORY - Date Condition Report By HV7989 HISTORY - 1974 MONUMENTED NGS HV7989 HV7989 STATION DESCRIPTION HV7989 HV7989'DESCRIBED BY NATIONAL GEODETIC SURVEY 1974 HV7989'SPRINGFIELD. HV7989'SET FLUSH IN TOP OF NORTH WINGWALL OF WEST ABUTMENT OF NBL ROUTE 495 HV7989'OVER HEMING AVENUE. 50' RIGHT STA 567/15 BASE LINE NBL ROUTE 495. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2725 *********************************************************************** HV2725 DESIGNATION - Y 228 RESET 1942 HV2725 PID - HV2725 HV2725 STATE/COUNTY- VA/FAIRFAX HV2725 USGS QUAD - MANASSAS (1994) HV2725 HV2725 *CURRENT SURVEY CONTROL HV2725 ___________________________________________________________________ HV2725* NAD 83(1986)- 38 52 27. (N) 077 22 46. (W) SCALED HV2725* NAVD 88 - 125.47 (meters) 411.6 (feet) RESET HV2725 ___________________________________________________________________ HV2725 GEOID HEIGHT- -31.79 (meters) GEOID99 HV2725 HV2725 VERT ORDER - THIRD HV2725 HV2725.The horizontal coordinates were scaled from a topographic map and have HV2725.an estimated accuracy of +/- 6 seconds. HV2725 HV2725.The orthometric height was computed from unverified reset data. HV2725.No vertical observational check was made to the station. HV2725 HV2725.The geoid height was determined by GEOID99. HV2725 HV2725; North East Units Estimated Accuracy HV2725;SPC VA N - 2,134,630. 3,597,240. MT (+/- 180 meters Scaled) HV2725 HV2725 SUPERSEDED SURVEY CONTROL HV2725 HV2725 NGVD 29 - 125.69 (m) 412.4 (f) RESET 3 HV2725 HV2725.Superseded values are not recommended for survey control. HV2725.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2725.See file dsdata.txt to determine how the superseded data were derived. HV2725 HV2725_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ935055(NAD 83) HV2725_MARKER: DB = BENCH MARK DISK HV2725_SETTING: 30 = CONC MONUMENT HV2725_STAMPING: Y 228 RESET 1942 HV2725_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV2725 HV2725 HISTORY - Date Condition Report By HV2725 HISTORY - 1942 MONUMENTED VADH HV2725 HV2725 STATION DESCRIPTION HV2725 HV2725'DESCRIBED BY VIRGINIA DEPARTMENT OF HIGHWAYS 1942 HV2725'0.6 MI W FROM PENDER. HV2725'APROXIMATELY 0.6 MILES W. OF PENDER, OR 2.4 MILES E OF CHANTILLY, HV2725'ALONG U.S. HIGHWAY 50, TO A CULVERT 54 FEET N. OF CENTER LINE OF HV2725'HIGHWAY 3 FEET E. OF A WHITE WITNESS POST. A STANDARD DISK HV2725'STAMPED Y 228 RESET 1942, SET IN A CONCRETE MONUMENT PROJECTING HV2725'3 INCHES. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV7990 *********************************************************************** HV7990 DESIGNATION - Y 382 RESET 1974 HV7990 PID - HV7990 HV7990 STATE/COUNTY- VA/FAIRFAX HV7990 USGS QUAD - ANNANDALE (1994) HV7990 HV7990 *CURRENT SURVEY CONTROL HV7990 ___________________________________________________________________ HV7990* NAD 83(1986)- 38 48 40. (N) 077 13 04. (W) SCALED HV7990* NAVD 88 - 85.48 (meters) 280.4 (feet) RESET HV7990 ___________________________________________________________________ HV7990 GEOID HEIGHT- -31.94 (meters) GEOID99 HV7990 HV7990 VERT ORDER - THIRD HV7990 HV7990.The horizontal coordinates were scaled from a topographic map and have HV7990.an estimated accuracy of +/- 6 seconds. HV7990 HV7990.The orthometric height was computed from unverified reset data. HV7990.No vertical observational check was made to the station. HV7990 HV7990.The geoid height was determined by GEOID99. HV7990 HV7990; North East Units Estimated Accuracy HV7990;SPC VA N - 2,127,810. 3,611,360. MT (+/- 180 meters Scaled) HV7990 HV7990 SUPERSEDED SURVEY CONTROL HV7990 HV7990 NGVD 29 - 85.73 (m) 281.3 (f) RESET 3 HV7990 HV7990.Superseded values are not recommended for survey control. HV7990.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV7990.See file dsdata.txt to determine how the superseded data were derived. HV7990 HV7990_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH074981(NAD 83) HV7990_MARKER: DB = BENCH MARK DISK HV7990_SETTING: 36 = OVERPASS HV7990_STAMPING: Y 382 RESET 1974 HV7990_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV7990 HV7990 HISTORY - Date Condition Report By HV7990 HISTORY - 1974 MONUMENTED NGS HV7990 HV7990 STATION DESCRIPTION HV7990 HV7990'DESCRIBED BY NATIONAL GEODETIC SURVEY 1974 HV7990'SPRINGFIELD. HV7990'SET FLUSH WITH TOP OF MEDIAN BARRIER WALL OF ROUTE 495 BENEATH RTE.620 HV7990'(BRADDOCK ROAD) OVERPASS, 21.2 FEET SOUTH OF CENTER SOUTH LEG OF NORTH HV7990'CENTER PIER, 18.6' NORTH OF CENTER NORTH LEG SOUTH CENTER PIER, 21.65' HV7990'STA 620/52, BASE LINE NBL ROUTE 495. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV2729 *********************************************************************** HV2729 DESIGNATION - Z 228 RESET 1960 HV2729 PID - HV2729 HV2729 STATE/COUNTY- VA/FAIRFAX HV2729 USGS QUAD - FAIRFAX (1994) HV2729 HV2729 *CURRENT SURVEY CONTROL HV2729 ___________________________________________________________________ HV2729* NAD 83(1986)- 38 51 41. (N) 077 20 47. (W) SCALED HV2729* NAVD 88 - 123.52 (meters) 405.2 (feet) RESET HV2729 ___________________________________________________________________ HV2729 GEOID HEIGHT- -31.78 (meters) GEOID99 HV2729 HV2729 VERT ORDER - THIRD HV2729 HV2729.The horizontal coordinates were scaled from a topographic map and have HV2729.an estimated accuracy of +/- 6 seconds. HV2729 HV2729.The orthometric height was computed from unverified reset data. HV2729.No vertical observational check was made to the station. HV2729 HV2729.The geoid height was determined by GEOID99. HV2729 HV2729; North East Units Estimated Accuracy HV2729;SPC VA N - 2,133,240. 3,600,120. MT (+/- 180 meters Scaled) HV2729 HV2729 SUPERSEDED SURVEY CONTROL HV2729 HV2729 NGVD 29 - 123.74 (m) 406.0 (f) RESET 3 HV2729 HV2729.Superseded values are not recommended for survey control. HV2729.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2729.See file dsdata.txt to determine how the superseded data were derived. HV2729 HV2729_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ964040(NAD 83) HV2729_MARKER: DB = BENCH MARK DISK HV2729_SETTING: 36 = WINGWALL ABUTMENT HV2729_STAMPING: Z 228 RESET 1960 HV2729_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV2729 HV2729 HISTORY - Date Condition Report By HV2729 HISTORY - 1960 MONUMENTED VADH HV2729 HISTORY - 1963 GOOD CGS HV2729 HV2729 STATION DESCRIPTION HV2729 HV2729'DESCRIBED BY COAST AND GEODETIC SURVEY 1963 HV2729'2.3 MI NW FROM FAIRFAX. HV2729'0.9 MILE NORTHWEST ALONG STATE HIGHWAY ROUTE 236 FROM THE HV2729'COURTHOUSE AT FAIRFAX, THENCE 1.4 MILES NORTHWEST ALONG HV2729'SOUTHBOUND LANE OF U.S. HIGHWAY ROUTE 50, LOCATED IN TOP OF HV2729'WINGWALL OF SOUTHEAST ABUTMENT OF SOUTHBOUND LANE ROUTE 50 BRIDGE HV2729'THAT CROSSES INTERSTATE ROUTE 66. 1 National Geodetic Survey, Retrieval Date = JUNE 2, 2003 HV7991 *********************************************************************** HV7991 DESIGNATION - Z 382 RESET 1974 HV7991 PID - HV7991 HV7991 STATE/COUNTY- VA/FAIRFAX HV7991 USGS QUAD - ANNANDALE (1994) HV7991 HV7991 *CURRENT SURVEY CONTROL HV7991 ___________________________________________________________________ HV7991* NAD 83(1986)- 38 49 20. (N) 077 13 18. (W) SCALED HV7991* NAVD 88 - 71.31 (meters) 234.0 (feet) RESET HV7991 ___________________________________________________________________ HV7991 GEOID HEIGHT- -31.92 (meters) GEOID99 HV7991 HV7991 VERT ORDER - THIRD HV7991 HV7991.The horizontal coordinates were scaled from a topographic map and have HV7991.an estimated accuracy of +/- 6 seconds. HV7991 HV7991.The orthometric height was computed from unverified reset data. HV7991.No vertical observational check was made to the station. HV7991 HV7991.The geoid height was determined by GEOID99. HV7991 HV7991; North East Units Estimated Accuracy HV7991;SPC VA N - 2,129,040. 3,611,010. MT (+/- 180 meters Scaled) HV7991 HV7991 SUPERSEDED SURVEY CONTROL HV7991 HV7991 NGVD 29 - 71.55 (m) 234.7 (f) RESET 3 HV7991 HV7991.Superseded values are not recommended for survey control. HV7991.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV7991.See file dsdata.txt to determine how the superseded data were derived. HV7991 HV7991_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH071993(NAD 83) HV7991_MARKER: DB = BENCH MARK DISK HV7991_SETTING: 30 = CULVERT HV7991_STAMPING: Z 382 RESET 1974 HV7991_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV7991 HV7991 HISTORY - Date Condition Report By HV7991 HISTORY - 1974 MONUMENTED NGS HV7991 HV7991 STATION DESCRIPTION HV7991 HV7991'DESCRIBED BY NATIONAL GEODETIC SURVEY 1974 HV7991'ANNANDALE. HV7991'SET IN THE TOP NORTH CORNER OF NEW HEADWALL OF BOX CULVERT 79' RIGHT HV7991'STA. 663/04.5 NBL BASE LINE ROUTE 495. ABOUT 7 MILE ALONG RTE. 495 HV7991'FROM RTE. 236 OVERPASS.