1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3191 *********************************************************************** JV3191 DESIGNATION - 266 USGS RESET 1956 JV3191 PID - JV3191 JV3191 STATE/COUNTY- MD/FREDERICK JV3191 USGS QUAD - HARPERS FERRY (1988) JV3191 JV3191 *CURRENT SURVEY CONTROL JV3191 ___________________________________________________________________ JV3191* NAD 83(1986)- 39 18 45. (N) 077 37 38. (W) SCALED JV3191* NAVD 88 - 80.922 (meters) 265.49 (feet) ADJUSTED JV3191 ___________________________________________________________________ JV3191 GEOID HEIGHT- -33.05 (meters) GEOID03 JV3191 DYNAMIC HT - 80.877 (meters) 265.34 (feet) COMP JV3191 MODELED GRAV- 980,072.0 (mgal) NAVD 88 JV3191 JV3191 VERT ORDER - FIRST CLASS II JV3191 JV3191.The horizontal coordinates were scaled from a topographic map and have JV3191.an estimated accuracy of +/- 6 seconds. JV3191 JV3191.The orthometric height was determined by differential leveling JV3191.and adjusted by the National Geodetic Survey in June 1991. JV3191 JV3191.The geoid height was determined by GEOID03. JV3191 JV3191.The dynamic height is computed by dividing the NAVD 88 JV3191.geopotential number by the normal gravity value computed on the JV3191.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3191.degrees latitude (g = 980.6199 gals.). JV3191 JV3191.The modeled gravity was interpolated from observed gravity values. JV3191 JV3191; North East Units Estimated Accuracy JV3191;SPC MD - 182,880. 345,910. MT (+/- 180 meters Scaled) JV3191 JV3191 SUPERSEDED SURVEY CONTROL JV3191 JV3191 NGVD 29 (??/??/??) 81.13 (m) 266.2 (f) RESET 3 JV3191 JV3191.Superseded values are not recommended for survey control. JV3191.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV3191.See file dsdata.txt to determine how the superseded data were derived. JV3191 JV3191_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ734547(NAD 83) JV3191_MARKER: DD = SURVEY DISK JV3191_SETTING: 36 = SET IN A MASSIVE STRUCTURE JV3191_SP_SET: BUILDING JV3191_STAMPING: MARYLAND 266 ADJ JV3191_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3191_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3191+SATELLITE: SATELLITE OBSERVATIONS - December 12, 2003 JV3191 JV3191 HISTORY - Date Condition Report By JV3191 HISTORY - 1956 MONUMENTED USGS JV3191 HISTORY - 1957 GOOD CGS JV3191 HISTORY - 1979 GOOD NGS JV3191 HISTORY - 20031212 GOOD GEOCAC JV3191 HISTORY - 20050611 GOOD GEOCAC JV3191 JV3191 STATION DESCRIPTION JV3191 JV3191'DESCRIBED BY COAST AND GEODETIC SURVEY 1957 JV3191'AT BRUNSWICK. JV3191'AT BRUNSWICK IN THE SOUTHEAST CORNER OF NEW BANK OF BRUNSWICK. JV3191 JV3191 STATION RECOVERY (1979) JV3191 JV3191'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1979 JV3191'RECOVERED IN GOOD CONDITION. JV3191 JV3191 STATION RECOVERY (2003) JV3191 JV3191'RECOVERY NOTE BY GEOCACHING 2003 (APC) JV3191'FORMER BANK BUILDING IS NOW THE BRUNSWICK CITY HALL AT THE CORNER OF JV3191'MAPLE AVE. AND EAST POTOMAC. DISK IS PARTIALLY OBSCURED BY A DOWNSPOUT JV3191'AND IS BETWEEN THE BUILDING CORNER AND THE NIGHT DEPOSITORY. JV3191' JV3191'STAMPING LINE ON DATASHEET IS INCORRECT. IT SHOULD READ 'MARYLAND 266 JV3191'ADJ RESET 1956.' JV3191' JV3191'HANDHELD GPS COORDINATES N39 18 47.8, W077 37 36.3 JV3191 JV3191 STATION RECOVERY (2005) JV3191 JV3191'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3191'RECOVERED IN GOOD CONDITION, ADDITIONAL DESCRIPTIVE TEXT. JV3191'BUILDING IS NOW BRUNSWICK CITY HALL, LOCATED IN THE NORTHWEST CORNER JV3191'OF THE INTERSECTION OF MAPLE AVE AND EAST POTOMAC STREET. MARK IS JV3191'PARTIALLY OBSCURED BY A DOWNSPOUT, AND IS ABOUT TWO FEET FROM A NIGHT JV3191'DEPOSIT DRAWER. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV7193 *********************************************************************** JV7193 DESIGNATION - BRUNSWICK JV7193 PID - JV7193 JV7193 STATE/COUNTY- MD/FREDERICK JV7193 USGS QUAD - POINT OF ROCKS (1981) JV7193 JV7193 *CURRENT SURVEY CONTROL JV7193 ___________________________________________________________________ JV7193* NAD 83(1991)- 39 18 55.71476(N) 077 36 18.53828(W) ADJUSTED JV7193* NAVD 88 - 140.225 (meters) 460.05 (feet) ADJUSTED JV7193 ___________________________________________________________________ JV7193 X - 1,060,636.712 (meters) COMP JV7193 Y - -4,826,120.565 (meters) COMP JV7193 Z - 4,019,542.689 (meters) COMP JV7193 LAPLACE CORR- 6.20 (seconds) DEFLEC99 JV7193 ELLIP HEIGHT- 107.25 (meters) (02/12/02) GPS OBS JV7193 GEOID HEIGHT- -32.98 (meters) GEOID03 JV7193 DYNAMIC HT - 140.148 (meters) 459.80 (feet) COMP JV7193 MODELED GRAV- 980,072.2 (mgal) NAVD 88 JV7193 JV7193 HORZ ORDER - A JV7193 VERT ORDER - SECOND CLASS I JV7193 ELLP ORDER - FOURTH CLASS I JV7193 JV7193.The horizontal coordinates were established by GPS observations JV7193.and adjusted by the National Geodetic Survey in February 2002. JV7193 JV7193.The orthometric height was determined by differential leveling JV7193.and adjusted by the National Geodetic Survey in November 2003. JV7193.No vertical observational check was made to the station. JV7193 JV7193.Photographs are available for this station. JV7193 JV7193.The X, Y, and Z were computed from the position and the ellipsoidal ht. JV7193 JV7193.The Laplace correction was computed from DEFLEC99 derived deflections. JV7193 JV7193.The ellipsoidal height was determined by GPS observations JV7193.and is referenced to NAD 83. JV7193 JV7193.The geoid height was determined by GEOID03. JV7193 JV7193.The dynamic height is computed by dividing the NAVD 88 JV7193.geopotential number by the normal gravity value computed on the JV7193.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV7193.degrees latitude (g = 980.6199 gals.). JV7193 JV7193.The modeled gravity was interpolated from observed gravity values. JV7193 JV7193; North East Units Scale Factor Converg. JV7193;SPC MD - 183,201.598 347,813.124 MT 0.99997923 -0 22 47.3 JV7193;SPC MD - 601,053.91 1,141,116.89 sFT 0.99997923 -0 22 47.3 JV7193;SPC VA N - 2,183,400.846 3,577,172.787 MT 1.00002253 +0 33 30.6 JV7193;UTM 18 - 4,355,022.615 275,405.289 MT 1.00022112 -1 39 04.6 JV7193 JV7193! - Elev Factor x Scale Factor = Combined Factor JV7193!SPC MD - 0.99998317 x 0.99997923 = 0.99996240 JV7193!SPC VA N - 0.99998317 x 1.00002253 = 1.00000570 JV7193!UTM 18 - 0.99998317 x 1.00022112 = 1.00020429 JV7193 JV7193 SUPERSEDED SURVEY CONTROL JV7193 JV7193 NAD 83(1991)- 39 18 55.71552(N) 077 36 18.53717(W) AD( ) 1 JV7193 ELLIP H (02/09/94) 107.17 (m) GP( ) 4 1 JV7193 NAVD 88 (10/22/03) 140.23 (m) 460.1 (f) LEVELING 3 JV7193 JV7193.Superseded values are not recommended for survey control. JV7193.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV7193.See file dsdata.txt to determine how the superseded data were derived. JV7193 JV7193_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ7540555023(NAD 83) JV7193_MARKER: DD = SURVEY DISK JV7193_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT JV7193_SP_SET: CONCRETE POST JV7193_STAMPING: BRUNSWICK 1991 JV7193_MARK LOGO: MDSHA JV7193_MAGNETIC: O = OTHER; SEE DESCRIPTION JV7193_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO JV7193+STABILITY: SURFACE MOTION JV7193_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR JV7193+SATELLITE: SATELLITE OBSERVATIONS - July 30, 2004 JV7193 JV7193 HISTORY - Date Condition Report By JV7193 HISTORY - 1991 MONUMENTED MDSHA JV7193 HISTORY - 19930407 GOOD JV7193 HISTORY - 20000327 GOOD MDSHA JV7193 HISTORY - 20010206 GOOD DMW JV7193 HISTORY - 20011220 GOOD MDSHA JV7193 HISTORY - 20040730 GOOD NAGEL JV7193 HISTORY - 20050611 MARK NOT FOUND GEOCAC JV7193 JV7193 STATION DESCRIPTION JV7193 JV7193'DESCRIBED BY MARYLAND DOT HIGHWAY ADMINISTRATION 1991 JV7193'FROM INTERSECTION OF MD RTE 17 (PETERVILLE ROAD) AND MD RTE 464 JV7193'(SOUDER ROAD) IN BRUNSWICK, MD, PROCEED SOUTHEAST ON RTE 464 1 MILE JV7193'(1.6 KM) TO INTERSECTION WITH CUMMINGS DRIVE. PROCEED SOUTHEASTERLY JV7193'ON CUMMINGS DRIVE 0.35 MI (0.56 KM) TO BRUNSWICK MIDDLE SCHOOL JV7193'ENTRANCE ON LEFT. TURN LEFT AND GO NORTHEAST FOR 0.1 MI (0.2 KM) TO A JV7193'PARKING LOT ON THE LEFT. TURN LEFT AND PROCEED TO THE NORTH END OF JV7193'THE PARKING LOT. STATION IS A STANDARD STATE HIGHWAY ADMINISTRATION JV7193'DISK SET IN THE TOP OF A CONCRETE MONUMENT FLUSH WITH THE GROUND, 21 JV7193'FEET (6.4 M) NORTH OF THE BACK OF A CONCRETE SIDEWALK AND 61 FEET JV7193'(18.6 M) FROM THE NORTHWEST CORNER OF THE SIDEWALK. JV7193 JV7193 STATION RECOVERY (1993) JV7193 JV7193'RECOVERED 1993 JV7193'RECOVERED IN GOOD CONDITION. JV7193 JV7193 STATION RECOVERY (2000) JV7193 JV7193'RECOVERY NOTE BY MARYLAND DOT HIGHWAY ADMINISTRATION 2000 (SFK) JV7193'RECOVERED AS DESCRIBED. JV7193 JV7193 STATION RECOVERY (2001) JV7193 JV7193'RECOVERY NOTE BY DAFT MCCUNE WALKER INCORPORATED 2001 (JMS) JV7193'THE DATA SHEET DOES NOT REFLECT THE CORRECT STAMPING. THE STAMPING JV7193'READS BRUNSWICK 1991. JV7193 JV7193 STATION RECOVERY (2001) JV7193 JV7193'RECOVERY NOTE BY MARYLAND DOT HIGHWAY ADMINISTRATION 2001 (SFK) JV7193'RECOVERED AS DESCRIBED. JV7193 JV7193 STATION RECOVERY (2004) JV7193 JV7193'RECOVERY NOTE BY GEORGE E NAGEL AND ASSCOIATES INC 2004 (GEN) JV7193'RECOVERED IN GOOD CONDITION. JV7193 JV7193 STATION RECOVERY (2005) JV7193 JV7193'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV7193'AT THE AREA DESCRIBED A SMALL PILE OF CONCRETE WAS FOUND. JV7193'MEASUREMENTS TO SIDEWALK AND CORNER CHECK OUT. CONCRETE FRAGEMENTS JV7193'HAVE THE SHAPE OF THE DISK IN THEM. IT APPEARS THE SETTING HAS BEEN JV7193'DESTROYED, AND THE MARK REMOVED. NO DISK WAS FOUND. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3871 *********************************************************************** JV3871 DESIGNATION - D 143 JV3871 PID - JV3871 JV3871 STATE/COUNTY- MD/FREDERICK JV3871 USGS QUAD - POINT OF ROCKS (1981) JV3871 JV3871 *CURRENT SURVEY CONTROL JV3871 ___________________________________________________________________ JV3871* NAD 83(1986)- 39 17 12. (N) 077 31 51. (W) SCALED JV3871* NAVD 88 - 111.059 (meters) 364.37 (feet) ADJUSTED JV3871 ___________________________________________________________________ JV3871 GEOID HEIGHT- -32.70 (meters) GEOID03 JV3871 DYNAMIC HT - 110.999 (meters) 364.17 (feet) COMP JV3871 MODELED GRAV- 980,083.1 (mgal) NAVD 88 JV3871 JV3871 VERT ORDER - FIRST CLASS II JV3871 JV3871.The horizontal coordinates were scaled from a topographic map and have JV3871.an estimated accuracy of +/- 6 seconds. JV3871 JV3871.The orthometric height was determined by differential leveling JV3871.and adjusted by the National Geodetic Survey in June 1991. JV3871 JV3871.The geoid height was determined by GEOID03. JV3871 JV3871.The dynamic height is computed by dividing the NAVD 88 JV3871.geopotential number by the normal gravity value computed on the JV3871.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3871.degrees latitude (g = 980.6199 gals.). JV3871 JV3871.The modeled gravity was interpolated from observed gravity values. JV3871 JV3871; North East Units Estimated Accuracy JV3871;SPC MD - 179,960. 354,200. MT (+/- 180 meters Scaled) JV3871 JV3871 SUPERSEDED SURVEY CONTROL JV3871 JV3871.No superseded survey control is available for this station. JV3871 JV3871_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ817516(NAD 83) JV3871_MARKER: DV = VERTICAL CONTROL DISK JV3871_SETTING: 66 = SET IN ROCK OUTCROP JV3871_SP_SET: ROCK OUTCROP JV3871_STAMPING: D 143 1979 JV3871_MARK LOGO: NGS JV3871_MAGNETIC: N = NO MAGNETIC MATERIAL JV3871_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD JV3871+STABILITY: POSITION/ELEVATION WELL JV3871_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3871+SATELLITE: SATELLITE OBSERVATIONS - March 23, 1995 JV3871 JV3871 HISTORY - Date Condition Report By JV3871 HISTORY - 1979 MONUMENTED NGS JV3871 HISTORY - 19950323 GOOD NGS JV3871 HISTORY - 20050611 GOOD GEOCAC JV3871 JV3871 STATION DESCRIPTION JV3871 JV3871'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3871'1.0 MI NE FROM POINT OF ROCKS. JV3871'1.0 MILE NORTHEAST ALONG STATE ROUTE 15 FROM THE JUNCTION OF STATE JV3871'ROUTE 28 IN POINT OF ROCKS TO THE INTERSECTION OF STATE ROUTE 464 JV3871'AND THE MARK ON THE LEFT, SET IN THE NORTHWEST CORNER OF ROUTE 464 JV3871'IN BEDROCK, 108 FEET NORTHWEST OF THE CENTERLINE OF ROUTE 15, 42 JV3871'FEET NORTHWEST OF THE CENTER OF A CATCH BASIN, 28 FEET NORTHEAST OF JV3871'THE CENTERLILNE OF ROUTE 464. JV3871'THE MARK IS 1 FT N FROM A WITNESS POST. JV3871'THE MARK IS 2 FT ABOVE HIGHWAY. JV3871 JV3871 STATION RECOVERY (1995) JV3871 JV3871'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1995 (GAS) JV3871'1.6 KM (1.00 MI) NORTHERLY ALONG U.S. HIGHWAY 15 FROM THE JUNCTION OF JV3871'STATE HIGHWAY 28 IN POINT OF ROCKS, NEAR THE WEST EDGE OF A 2 BY JV3871'3-FOOT AREA OF OUTCROPPING BEDROCK, 32.9 M (107.9 FT) NORTHWEST OF THE JV3871'HIGHWAY CENTERLINE, 8.8 M (28.9 FT) NORTHEAST OF THE CENTERLINE OF JV3871'STATE HIGHWAY 464, 1.0 M (3.3 FT) ABOVE THE LEVEL OF THE STATE JV3871'HIGHWAY, AND 0.3 M (1.0 FT) NORTHWEST OF A WITNESS POST. JV3871 JV3871 STATION RECOVERY (2005) JV3871 JV3871'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3871'FOUND. WITNESS POST IS LEANING OVER AT A 45 DEGREE ANGLE. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3872 *********************************************************************** JV3872 DESIGNATION - E 143 JV3872 PID - JV3872 JV3872 STATE/COUNTY- MD/FREDERICK JV3872 USGS QUAD - POINT OF ROCKS (1981) JV3872 JV3872 *CURRENT SURVEY CONTROL JV3872 ___________________________________________________________________ JV3872* NAD 83(1986)- 39 17 44. (N) 077 32 22. (W) SCALED JV3872* NAVD 88 - 178.397 (meters) 585.29 (feet) ADJUSTED JV3872 ___________________________________________________________________ JV3872 GEOID HEIGHT- -32.74 (meters) GEOID03 JV3872 DYNAMIC HT - 178.300 (meters) 584.97 (feet) COMP JV3872 MODELED GRAV- 980,083.3 (mgal) NAVD 88 JV3872 JV3872 VERT ORDER - FIRST CLASS II JV3872 JV3872.The horizontal coordinates were scaled from a topographic map and have JV3872.an estimated accuracy of +/- 6 seconds. JV3872 JV3872.The orthometric height was determined by differential leveling JV3872.and adjusted by the National Geodetic Survey in June 1991. JV3872 JV3872.The geoid height was determined by GEOID03. JV3872 JV3872.The dynamic height is computed by dividing the NAVD 88 JV3872.geopotential number by the normal gravity value computed on the JV3872.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3872.degrees latitude (g = 980.6199 gals.). JV3872 JV3872.The modeled gravity was interpolated from observed gravity values. JV3872 JV3872; North East Units Estimated Accuracy JV3872;SPC MD - 180,960. 353,470. MT (+/- 180 meters Scaled) JV3872 JV3872 SUPERSEDED SURVEY CONTROL JV3872 JV3872.No superseded survey control is available for this station. JV3872 JV3872_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ810526(NAD 83) JV3872_MARKER: DV = VERTICAL CONTROL DISK JV3872_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) JV3872_SP_SET: STAINLESS STEEL ROD JV3872_STAMPING: E 143 1979 JV3872_MARK LOGO: NGS JV3872_PROJECTION: FLUSH JV3872_MAGNETIC: I = MARKER IS A STEEL ROD JV3872_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3872_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3872+SATELLITE: SATELLITE OBSERVATIONS - June 11, 2005 JV3872_ROD/PIPE-DEPTH: 4.57 meters JV3872 JV3872 HISTORY - Date Condition Report By JV3872 HISTORY - 1979 MONUMENTED NGS JV3872 HISTORY - 19950323 GOOD NGS JV3872 HISTORY - 20050611 GOOD GEOCAC JV3872 JV3872 STATION DESCRIPTION JV3872 JV3872'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3872'1.85 MI NORTH FROM POINT OF ROCKS. JV3872'1.0 MILE NORTHEAST ALONG STATE ROUTE 15 FROM THE JUNCTION OF STATE JV3872'ROUTE 464 IN POINT OF ROCKS, THENCE 0.85 MILE NORTHWEST ALONG STATE JV3872'ROUTE 464 TO THE MARK ON THE LEFT, SET ON A SMALL HILL AT THE JV3872'SOUTHEAST SIDE OF A GRAVEL DRIVEWAY LEADING SOUTHWEST, 38 FEET JV3872'SOUTHWEST OF THE CENTERLINE OF THE HIGHWAY, 26 FEET SOUTHEAST OF THE JV3872'CENTERLINE OF THE DRIVEWAY, 15.5 FEET SOUTHEAST OF POWER POLE 165. JV3872'THE MARK IS 1 FT E FROM A WITNESS POST. JV3872'THE MARK IS 8 FT ABOVE HIGHWAY. JV3872 JV3872 STATION RECOVERY (1995) JV3872 JV3872'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1995 (GAS) JV3872'1.6 KM (1.00 MI) NORTHERLY ALONG U.S. HIGHWAY 15 FROM THE JUNCTION OF JV3872'STATE HIGHWAY 28 IN POINT OF ROCKS, THENCE 1.2 KM (0.75 MI) JV3872'NORTHWESTERLY ALONG STATE HIGHWAY 464, 11.8 M (38.7 FT) WEST OF THE JV3872'HIGHWAY CENTERLINE, 7.9 M (25.9 FT) SOUTH OF THE CENTER OF A DRIVEWAY, JV3872'4.7 M (15.4 FT) SOUTH OF UTILITY POLE NUMBER 165, 2.0 M (6.6 FT) ABOVE JV3872'THE LEVEL OF THE HIGHWAY, AND 0.5 M (1.6 FT) NORTH OF A WITNESS POST. JV3872'NOTE--THE DISK IS ENCASED IN A 4-INCH PVC PIPE WITH A SCREW CAP AND IS JV3872'RECESSED 0.1 M (0.3 FT) BELOW THE GROUND SURFACE. JV3872 JV3872 STATION RECOVERY (2005) JV3872 JV3872'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3872'FOUND. SIGN AT DRIVEWAY READS CATOCTIN KEY SCOTTO 38.79. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV4622 *********************************************************************** JV4622 DESIGNATION - EAST BRUNSWICK STANDPIPE JV4622 PID - JV4622 JV4622 STATE/COUNTY- MD/FREDERICK JV4622 USGS QUAD - POINT OF ROCKS (1981) JV4622 JV4622 *CURRENT SURVEY CONTROL JV4622 ___________________________________________________________________ JV4622* NAD 83(1991)- 39 18 46.87274(N) 077 36 48.01822(W) ADJUSTED JV4622* NAVD 88 - JV4622 ___________________________________________________________________ JV4622 LAPLACE CORR- 6.28 (seconds) DEFLEC99 JV4622 GEOID HEIGHT- -33.01 (meters) GEOID03 JV4622 JV4622 HORZ ORDER - THIRD JV4622 JV4622.The horizontal coordinates were established by classical geodetic methods JV4622.and adjusted by the National Geodetic Survey in November 1994. JV4622 JV4622 JV4622.The Laplace correction was computed from DEFLEC99 derived deflections. JV4622 JV4622.The geoid height was determined by GEOID03. JV4622 JV4622; North East Units Scale Factor Converg. JV4622;SPC MD - 182,933.641 347,105.111 MT 0.99997891 -0 23 05.8 JV4622;SPC MD - 600,174.79 1,138,794.02 sFT 0.99997891 -0 23 05.8 JV4622;SPC VA N - 2,183,121.319 3,576,469.226 MT 1.00002201 +0 33 12.2 JV4622;SPC WV N - 91,967.254 762,692.967 MT 0.99995557 +1 12 11.7 JV4622;UTM 18 - 4,354,770.373 274,691.330 MT 1.00022508 -1 39 23.0 JV4622 JV4622 SUPERSEDED SURVEY CONTROL JV4622 JV4622 NAD 83(1991)- 39 18 46.87406(N) 077 36 48.02109(W) AD( ) 4 JV4622 NAD 83(1986)- 39 18 46.87293(N) 077 36 48.02771(W) AD( ) 4 JV4622 NAD 27 - 39 18 46.51000(N) 077 36 49.06000(W) AD( ) 3 JV4622 JV4622.Superseded values are not recommended for survey control. JV4622.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV4622.See file dsdata.txt to determine how the superseded data were derived. JV4622 JV4622_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ7469154770(NAD 83) JV4622_MARKER: 52 = STANDPIPE TANK JV4622 JV4622 HISTORY - Date Condition Report By JV4622 HISTORY - 1942 FIRST OBSERVED CGS JV4622 HISTORY - 20050611 MARK NOT FOUND GEOCAC JV4622 JV4622 STATION DESCRIPTION JV4622 JV4622'DESCRIBED BY COAST AND GEODETIC SURVEY 1942 (PLB) JV4622'THE STATION IS THE BLACK STANDPIPE OF THE CITY WATER SUPPLY, JV4622'LOCATED ABOUT 0.5 MILE EAST OF THE CENTER OF BRUNSWICK AT THE JV4622'INTERSECTION OF 9TH AND PARK AVENUE ON NEW YORK HILL, AND IN JV4622'THE SECTION LOCALLY KNOWN AS EAST BRUNSWICK. IT IS AN ALL JV4622'STEEL STRUCTURE ABOUT 70 FEET HIGH AND PAINTED BLACK. POINT JV4622'OBSERVED UPON THE FINIAL ON THE APEX OF THE ROOF. JV4622 JV4622 STATION RECOVERY (2005) JV4622 JV4622'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV4622'NO WATER TOWER ANYWHERE ON THE HILL. FOUND THE INTERSECTION AS JV4622'DESCRIBED, THE SURROUNDING AREA IS NOW RESIDENTIAL HOUSING JV4622'DEVELOPMENTS. THE TOWER WAS MOST LIKELY DESTROYED. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3876 *********************************************************************** JV3876 DESIGNATION - J 143 JV3876 PID - JV3876 JV3876 STATE/COUNTY- MD/FREDERICK JV3876 USGS QUAD - POINT OF ROCKS (1981) JV3876 JV3876 *CURRENT SURVEY CONTROL JV3876 ___________________________________________________________________ JV3876* NAD 83(1986)- 39 19 59. (N) 077 34 11. (W) SCALED JV3876* NAVD 88 - 83.011 (meters) 272.35 (feet) ADJUSTED JV3876 ___________________________________________________________________ JV3876 GEOID HEIGHT- -32.91 (meters) GEOID03 JV3876 DYNAMIC HT - 82.965 (meters) 272.19 (feet) COMP JV3876 MODELED GRAV- 980,077.6 (mgal) NAVD 88 JV3876 JV3876 VERT ORDER - FIRST CLASS II JV3876 JV3876.The horizontal coordinates were scaled from a topographic map and have JV3876.an estimated accuracy of +/- 6 seconds. JV3876 JV3876.The orthometric height was determined by differential leveling JV3876.and adjusted by the National Geodetic Survey in June 1991. JV3876 JV3876.The geoid height was determined by GEOID03. JV3876 JV3876.The dynamic height is computed by dividing the NAVD 88 JV3876.geopotential number by the normal gravity value computed on the JV3876.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3876.degrees latitude (g = 980.6199 gals.). JV3876 JV3876.The modeled gravity was interpolated from observed gravity values. JV3876 JV3876; North East Units Estimated Accuracy JV3876;SPC MD - 185,130. 350,880. MT (+/- 180 meters Scaled) JV3876 JV3876 SUPERSEDED SURVEY CONTROL JV3876 JV3876.No superseded survey control is available for this station. JV3876 JV3876_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ785568(NAD 83) JV3876_MARKER: DB = BENCH MARK DISK JV3876_SETTING: 66 = SET IN ROCK OUTCROP JV3876_SP_SET: ROCK OUTCROP JV3876_STAMPING: J 143 1979 JV3876_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD JV3876+STABILITY: POSITION/ELEVATION WELL JV3876 JV3876 HISTORY - Date Condition Report By JV3876 HISTORY - 1979 MONUMENTED NGS JV3876 HISTORY - 20050611 MARK NOT FOUND GEOCAC JV3876 JV3876 STATION DESCRIPTION JV3876 JV3876'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3876'2.8 MI NE FROM BRUNSWICK. JV3876'2.8 MILES NORTHEAST ALONG STATE ROUTE 464 FROM THE JUNCTIONS OF JV3876'NINTH AVENUE AND CUMMINGS ROAD IN BRUNSWICK TO THE MARK ON THE RIGHT, JV3876'5.35 MILES NORTHWEST OF THE JUNCTION OF STATE ROUTE 28 IN POINT OF JV3876'ROCKS, SET IN BEDROCK AT THE JUNCTION OF HORNIE ROAD, 82.5 FEET JV3876'SOUTHWEST OF THE CENTERLINE OF ROUTE 464, 70 FEET SOUTH OF TELEPHONE JV3876'POLE 98 WITH 2 GUY WIRES AND A TELEPHONE CABLE JUNCTION BOX, 27 FEET JV3876'NORTHWEST OF THE CENTER OF A WOODS ROAD LEADING SOUTHWEST AND DOWN JV3876'HILL TO CATOCTIN CREEK. JV3876'THE MARK IS 1 FT S FROM A WITNESS POST. JV3876'THE MARK IS ABOVE LEVEL WITH HIGHWAY. JV3876 JV3876 STATION RECOVERY (2005) JV3876 JV3876'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3876'MARK NOT FOUND 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3186 *********************************************************************** JV3186 DESIGNATION - K 35 JV3186 PID - JV3186 JV3186 STATE/COUNTY- MD/FREDERICK JV3186 USGS QUAD - POINT OF ROCKS (1981) JV3186 JV3186 *CURRENT SURVEY CONTROL JV3186 ___________________________________________________________________ JV3186* NAD 83(1986)- 39 18 31. (N) 077 33 36. (W) SCALED JV3186* NAVD 88 - 73.726 (meters) 241.88 (feet) ADJUSTED JV3186 ___________________________________________________________________ JV3186 GEOID HEIGHT- -32.83 (meters) GEOID03 JV3186 DYNAMIC HT - 73.686 (meters) 241.75 (feet) COMP JV3186 MODELED GRAV- 980,086.0 (mgal) NAVD 88 JV3186 JV3186 VERT ORDER - FIRST CLASS II JV3186 JV3186.The horizontal coordinates were scaled from a topographic map and have JV3186.an estimated accuracy of +/- 6 seconds. JV3186 JV3186.The orthometric height was determined by differential leveling JV3186.and adjusted by the National Geodetic Survey in June 1991. JV3186 JV3186.The geoid height was determined by GEOID03. JV3186 JV3186.The dynamic height is computed by dividing the NAVD 88 JV3186.geopotential number by the normal gravity value computed on the JV3186.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3186.degrees latitude (g = 980.6199 gals.). JV3186 JV3186.The modeled gravity was interpolated from observed gravity values. JV3186 JV3186; North East Units Estimated Accuracy JV3186;SPC MD - 182,420. 351,700. MT (+/- 180 meters Scaled) JV3186 JV3186 SUPERSEDED SURVEY CONTROL JV3186 JV3186 NGVD 29 (??/??/??) 73.941 (m) 242.59 (f) ADJUSTED 1 2 JV3186 JV3186.Superseded values are not recommended for survey control. JV3186.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV3186.See file dsdata.txt to determine how the superseded data were derived. JV3186 JV3186_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ792541(NAD 83) JV3186_MARKER: DB = BENCH MARK DISK JV3186_SETTING: 30 = SET IN A LIGHT STRUCTURE JV3186_SP_SET: CULVERT JV3186_STAMPING: K 35 1938 JV3186_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY JV3186 JV3186 HISTORY - Date Condition Report By JV3186 HISTORY - 1938 MONUMENTED CGS JV3186 HISTORY - 1942 GOOD CGS JV3186 HISTORY - 20050611 GOOD GEOCAC JV3186 JV3186 STATION DESCRIPTION JV3186 JV3186'DESCRIBED BY COAST AND GEODETIC SURVEY 1938 JV3186'AT CATOCTIN. JV3186'AT CATOCTIN, FREDERICK COUNTY, ON THE BALTIMRE AND OHIO RAILROAD, JV3186'600 FEET WEST OF THE STATION, 86 FEET WEST OF A ROAD CROSSING, 30 JV3186'FEET NORTH OF THE CENTER LINE OF THE WEST-BOUND TRACK, AT A JV3186'STONE CULVERT OVER A CREEK, IN THE CENTER OF THE TOP OF THE THIRD JV3186'STONE FROM THE NORTHWEST END OF THE CULVERT, AND 18 INCHES BELOW JV3186'THE LEVEL OF THE RAILS. A STANDARD DISK, STAMPED K 35 1938. JV3186 JV3186 STATION RECOVERY (1942) JV3186 JV3186'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1942 JV3186'RECOVERED IN GOOD CONDITION. JV3186 JV3186 STATION RECOVERY (2005) JV3186 JV3186'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3186'FOUND AS DESCRIBED. THERE IS NO LONGER A STATION AT LANDER. DISTANCE JV3186'FROM ROAD CROSSING IS GOOD, ROAD DOES NOT APPEAR TO HAVE A NAME BUT IS JV3186'MARKED AS GOING TO THE C AND O CANAL. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3878 *********************************************************************** JV3878 DESIGNATION - L 143 JV3878 PID - JV3878 JV3878 STATE/COUNTY- MD/FREDERICK JV3878 USGS QUAD - POINT OF ROCKS (1981) JV3878 JV3878 *CURRENT SURVEY CONTROL JV3878 ___________________________________________________________________ JV3878* NAD 83(1986)- 39 19 29. (N) 077 35 18. (W) SCALED JV3878* NAVD 88 - 127.203 (meters) 417.33 (feet) ADJUSTED JV3878 ___________________________________________________________________ JV3878 GEOID HEIGHT- -32.95 (meters) GEOID03 JV3878 DYNAMIC HT - 127.133 (meters) 417.10 (feet) COMP JV3878 MODELED GRAV- 980,075.5 (mgal) NAVD 88 JV3878 JV3878 VERT ORDER - FIRST CLASS II JV3878 JV3878.The horizontal coordinates were scaled from a topographic map and have JV3878.an estimated accuracy of +/- 6 seconds. JV3878 JV3878.The orthometric height was determined by differential leveling JV3878.and adjusted by the National Geodetic Survey in June 1991. JV3878 JV3878.The geoid height was determined by GEOID03. JV3878 JV3878.The dynamic height is computed by dividing the NAVD 88 JV3878.geopotential number by the normal gravity value computed on the JV3878.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3878.degrees latitude (g = 980.6199 gals.). JV3878 JV3878.The modeled gravity was interpolated from observed gravity values. JV3878 JV3878; North East Units Estimated Accuracy JV3878;SPC MD - 184,220. 349,270. MT (+/- 180 meters Scaled) JV3878 JV3878 SUPERSEDED SURVEY CONTROL JV3878 JV3878.No superseded survey control is available for this station. JV3878 JV3878_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ768560(NAD 83) JV3878_MARKER: DB = BENCH MARK DISK JV3878_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) JV3878_SP_SET: STAINLESS STEEL ROD JV3878_STAMPING: L 143 1979 JV3878_PROJECTION: RECESSED 10 CENTIMETERS JV3878_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3878_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3878+SATELLITE: SATELLITE OBSERVATIONS - June 11, 2005 JV3878_ROD/PIPE-DEPTH: 3.05 meters JV3878 JV3878 HISTORY - Date Condition Report By JV3878 HISTORY - 1979 MONUMENTED NGS JV3878 HISTORY - 20050611 GOOD GEOCAC JV3878 JV3878 STATION DESCRIPTION JV3878 JV3878'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3878'1.4 MI NE FROM BRUNSWICK. JV3878'1.4 MILES NORTHEAST ALONG STATE ROUTE 464 FROM THE JUNCTIONS OF JV3878'NINTH AVENUE AND CUMMINGS ROAD IN BRUNSWICK TO THE MARK ON THE JV3878'RIGHT, SET DIRECTLY BEHIND A POWER POLE AT THE ENTRANCE DRIVEWAY JV3878'LEADING TO A 2 STORY WOODEN HOUSE OWNED BY MR GROSS BOX NUMBER 2301, JV3878'45 FEET NORTHEAST OF THE CENTER OF THE DIRT DRIVEWAY, 34 FEET JV3878'SOUTHEAST OF THE CENTERLINE OF ROUTE 464, 2 FEET SOUTH OF POWER JV3878'POLE. JV3878'THE MARK IS 1 FT NE FROM A WITNESS POST. JV3878'THE MARK IS ABOVE LEVEL WITH HIGHWAY. JV3878 JV3878 STATION RECOVERY (2005) JV3878 JV3878'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3878'RECOVERED AS DESCRIBED. MARK, WITNESS POST AND TELEPHONE POLE ARE IN JV3878'AN AREA OF DENSE UNDERBRUSH, AND ARE SLIGHTLY DIFFICULT TO ACCESS JV3878'WITHOUT CLEARING THE AREA. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3879 *********************************************************************** JV3879 DESIGNATION - M 143 JV3879 PID - JV3879 JV3879 STATE/COUNTY- MD/FREDERICK JV3879 USGS QUAD - POINT OF ROCKS (1981) JV3879 JV3879 *CURRENT SURVEY CONTROL JV3879 ___________________________________________________________________ JV3879* NAD 83(1986)- 39 19 19. (N) 077 36 00. (W) SCALED JV3879* NAVD 88 - 132.137 (meters) 433.52 (feet) ADJUSTED JV3879 ___________________________________________________________________ JV3879 GEOID HEIGHT- -32.98 (meters) GEOID03 JV3879 DYNAMIC HT - 132.064 (meters) 433.28 (feet) COMP JV3879 MODELED GRAV- 980,073.3 (mgal) NAVD 88 JV3879 JV3879 VERT ORDER - FIRST CLASS II JV3879 JV3879.The horizontal coordinates were scaled from a topographic map and have JV3879.an estimated accuracy of +/- 6 seconds. JV3879 JV3879.The orthometric height was determined by differential leveling JV3879.and adjusted by the National Geodetic Survey in June 1991. JV3879 JV3879.The geoid height was determined by GEOID03. JV3879 JV3879.The dynamic height is computed by dividing the NAVD 88 JV3879.geopotential number by the normal gravity value computed on the JV3879.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3879.degrees latitude (g = 980.6199 gals.). JV3879 JV3879.The modeled gravity was interpolated from observed gravity values. JV3879 JV3879; North East Units Estimated Accuracy JV3879;SPC MD - 183,920. 348,260. MT (+/- 180 meters Scaled) JV3879 JV3879 SUPERSEDED SURVEY CONTROL JV3879 JV3879.No superseded survey control is available for this station. JV3879 JV3879_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ758557(NAD 83) JV3879_MARKER: DV = VERTICAL CONTROL DISK JV3879_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) JV3879_SP_SET: STAINLESS STEEL ROD JV3879_STAMPING: M 143 1979 JV3879_MARK LOGO: NGS JV3879_PROJECTION: RECESSED 10 CENTIMETERS JV3879_MAGNETIC: O = OTHER; SEE DESCRIPTION JV3879_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3879_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3879+SATELLITE: SATELLITE OBSERVATIONS - December 20, 2001 JV3879_ROD/PIPE-DEPTH: 3.05 meters JV3879 JV3879 HISTORY - Date Condition Report By JV3879 HISTORY - 1979 MONUMENTED NGS JV3879 HISTORY - 20011220 GOOD MDSHA JV3879 HISTORY - 20050611 GOOD GEOCAC JV3879 JV3879 STATION DESCRIPTION JV3879 JV3879'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3879'0.6 MI NE FROM BRUNSWICK. JV3879'0.6 MILE NORTHEAST ALONG STATE ROUTE 464 FROM THE JUNCTIONS OF NINTH JV3879'AVENUE AND CUMMINGS ROAD IN BRUNSWICK TO THE MARK ON THE RIGH, SET JV3879'DIRECTLY ACROSS THE HIGHWAY FROM A 2 STORY WHITE HOUSE OWNED BY JV3879'MR W. GREENE BOX NUMBER 503, 48 FEET SOUTH AND ACROSS THE HIGHWAY JV3879'FROM TELEPHONE CABLE JUNCTION BOX 44, 28.5 FEET SOUTH OF THE JV3879'CENTERLINE OF THE HIGHWAY, 2 FEET WEST OF POWER POLE F60346, ROD JV3879'DRIVEN TO REFUSAL. JV3879'THE MARK IS 1 FT E FROM A WITNESS POST. JV3879'THE MARK IS 1 FT BELOW HIGHWAY. JV3879 JV3879 STATION RECOVERY (2001) JV3879 JV3879'RECOVERY NOTE BY MARYLAND DOT HIGHWAY ADMINISTRATION 2001 (SFK) JV3879'RECOVERED AS DESCRIBED. JV3879 JV3879 STATION RECOVERY (2005) JV3879 JV3879'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3879'FOUND, DESCRIPTION HAS CHANGED AS FOLLOWS. JV3879'HOUSE NUMBER IS NOW 1924. TELEPHONE BOX HAS BEEN REPLACED AS PART OF JV3879'NEW DEVELOPMENT ON THE OPPOSITE SIDE OF THE ROAD AND IS NO LONGER JV3879'NUMBERED. DUE TO INACCURATE SCALED COORDINATES, A HANDHELD GPS JV3879'WAYPOINT WAS TAKEN. MARK IS AT N 39 19 20.3 W 077 36 09.0. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV7228 *********************************************************************** JV7228 DESIGNATION - MIDDLE JV7228 PID - JV7228 JV7228 STATE/COUNTY- MD/FREDERICK JV7228 USGS QUAD - POINT OF ROCKS (1981) JV7228 JV7228 *CURRENT SURVEY CONTROL JV7228 ___________________________________________________________________ JV7228* NAD 83(1991)- 39 19 43.00897(N) 077 33 14.59050(W) ADJUSTED JV7228* NAVD 88 - 131.6 (meters) 432. (feet) GPS OBS JV7228 ___________________________________________________________________ JV7228 X - 1,064,739.635 (meters) COMP JV7228 Y - -4,824,263.823 (meters) COMP JV7228 Z - 4,020,665.635 (meters) COMP JV7228 LAPLACE CORR- 6.46 (seconds) DEFLEC99 JV7228 ELLIP HEIGHT- 98.76 (meters) (08/30/02) GPS OBS JV7228 GEOID HEIGHT- -32.85 (meters) GEOID03 JV7228 JV7228 HORZ ORDER - FIRST JV7228 ELLP ORDER - FOURTH CLASS II JV7228 JV7228.The horizontal coordinates were established by GPS observations JV7228.and adjusted by the National Geodetic Survey in February 1994. JV7228 JV7228.The orthometric height was determined by GPS observations and a JV7228.high-resolution geoid model. JV7228 JV7228.The X, Y, and Z were computed from the position and the ellipsoidal ht. JV7228 JV7228.The Laplace correction was computed from DEFLEC99 derived deflections. JV7228 JV7228.The ellipsoidal height was determined by GPS observations JV7228.and is referenced to NAD 83. JV7228 JV7228.The geoid height was determined by GEOID03. JV7228 JV7228; North East Units Scale Factor Converg. JV7228;SPC MD - 184,632.087 352,228.388 MT 0.99998102 -0 20 51.9 JV7228;SPC MD - 605,747.11 1,155,602.64 sFT 0.99998102 -0 20 51.9 JV7228;UTM 18 - 4,356,355.079 279,852.226 MT 1.00019677 -1 37 09.6 JV7228 JV7228! - Elev Factor x Scale Factor = Combined Factor JV7228!SPC MD - 0.99998451 x 0.99998102 = 0.99996553 JV7228!UTM 18 - 0.99998451 x 1.00019677 = 1.00018127 JV7228 JV7228 SUPERSEDED SURVEY CONTROL JV7228 JV7228 ELLIP H (02/09/94) 98.67 (m) GP( ) 4 1 JV7228 JV7228.Superseded values are not recommended for survey control. JV7228.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV7228.See file dsdata.txt to determine how the superseded data were derived. JV7228 JV7228_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ7985256355(NAD 83) JV7228_MARKER: DD = SURVEY DISK JV7228_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT JV7228_SP_SET: CONCRETE POST JV7228_STAMPING: MIDDLE 1993 JV7228_MARK LOGO: MD-021 JV7228_MAGNETIC: N = NO MAGNETIC MATERIAL JV7228_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO JV7228+STABILITY: SURFACE MOTION JV7228_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR JV7228+SATELLITE: SATELLITE OBSERVATIONS - June 11, 2005 JV7228 JV7228 HISTORY - Date Condition Report By JV7228 HISTORY - 1993 MONUMENTED GREOMA JV7228 HISTORY - 20050611 GOOD GEOCAC JV7228 JV7228 STATION DESCRIPTION JV7228 JV7228'DESCRIBED BY GREENHORNE-OMARA 1993 JV7228'FROM FREDERICK, MD. TAKE MD RTE 340 WEST TO EXIT 8 (LANDER ROAD). TAKE JV7228'LANDER ROAD SOUTH 2.6 MILES (4.2 KM) TO INTERSECTION WITH MD RTE 464 JV7228'(POINT OF ROCKS ROAD). STATION IS NORTHEAST OF INTERSECTION, 19 FEET JV7228'(5.8 M) NORTHWEST OF THE WEST EDGE OF LANDER ROAD AND 97 FEET JV7228'(29.6 M) NORTHEAST OF C AND P POLE 120. STATION IS A BRASS DISK SET JV7228'IN THE TOP OF AN 8 INCH ROUND CONCRETE MONUMENT SET FLUSH WITH THE JV7228'GROUND. JV7228 JV7228 STATION RECOVERY (2005) JV7228 JV7228'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV7228'FOUND AS DESCRIBED. TO INCREASE CLARITY, MARK IS OFF LANDER ROAD JV7228'APPROXIMATELY 120 FEET FROM THE INTERSECTION. MARK IS 2 FEET FROM A JV7228'WIRE FENCE AND ON TOP OF A SMALL HILL, AND IS MARKED BY AN ORANGE JV7228'CARSONITE WITNESS POST. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3880 *********************************************************************** JV3880 DESIGNATION - N 143 JV3880 PID - JV3880 JV3880 STATE/COUNTY- MD/FREDERICK JV3880 USGS QUAD - POINT OF ROCKS (1981) JV3880 JV3880 *CURRENT SURVEY CONTROL JV3880 ___________________________________________________________________ JV3880* NAD 83(1986)- 39 18 53. (N) 077 36 53. (W) SCALED JV3880* NAVD 88 - 113.134 (meters) 371.17 (feet) ADJUSTED JV3880 ___________________________________________________________________ JV3880 GEOID HEIGHT- -33.01 (meters) GEOID03 JV3880 DYNAMIC HT - 113.072 (meters) 370.97 (feet) COMP JV3880 MODELED GRAV- 980,071.8 (mgal) NAVD 88 JV3880 JV3880 VERT ORDER - FIRST CLASS II JV3880 JV3880.The horizontal coordinates were scaled from a topographic map and have JV3880.an estimated accuracy of +/- 6 seconds. JV3880 JV3880.The orthometric height was determined by differential leveling JV3880.and adjusted by the National Geodetic Survey in June 1991. JV3880 JV3880.The geoid height was determined by GEOID03. JV3880 JV3880.The dynamic height is computed by dividing the NAVD 88 JV3880.geopotential number by the normal gravity value computed on the JV3880.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3880.degrees latitude (g = 980.6199 gals.). JV3880 JV3880.The modeled gravity was interpolated from observed gravity values. JV3880 JV3880; North East Units Estimated Accuracy JV3880;SPC MD - 183,120. 346,990. MT (+/- 180 meters Scaled) JV3880 JV3880 SUPERSEDED SURVEY CONTROL JV3880 JV3880.No superseded survey control is available for this station. JV3880 JV3880_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ745549(NAD 83) JV3880_MARKER: DB = BENCH MARK DISK JV3880_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) JV3880_SP_SET: STAINLESS STEEL ROD JV3880_STAMPING: N 143 1979 JV3880_MARK LOGO: NGS JV3880_PROJECTION: RECESSED 10 CENTIMETERS JV3880_MAGNETIC: O = OTHER; SEE DESCRIPTION JV3880_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3880_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3880+SATELLITE: SATELLITE OBSERVATIONS - December 20, 2001 JV3880_ROD/PIPE-DEPTH: 4.57 meters JV3880 JV3880 HISTORY - Date Condition Report By JV3880 HISTORY - 1979 MONUMENTED NGS JV3880 HISTORY - 20011220 GOOD MDSHA JV3880 HISTORY - 20031212 GOOD GEOCAC JV3880 HISTORY - 20050611 GOOD GEOCAC JV3880 JV3880 STATION DESCRIPTION JV3880 JV3880'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3880'IN BRUNSWICK. JV3880'IN BRUNSWICK, SET IN THE NORTHEAST CORNER OF EAST STREET, AT THE JV3880'JUNCTION OF GUM SPRING ROAD AND EAST STREET, 21 FEET SOUTHEAST OF THE JV3880'CENTER OF GUM SPRING ROAD, 17 FEET NORTHEAST OF THE CENTER OF EAST JV3880'STREET, 6.5 FEET NORTHEAST OF A STOP SIGN, 3.5 FEET SOUTHEAST OF JV3880'POWER POLE F 14256. JV3880'THE MARK IS 1 FT SW FROM A WITNESS POST. JV3880'THE MARK IS ABOVE LEVEL WITH ROAD. JV3880 JV3880 STATION RECOVERY (2001) JV3880 JV3880'RECOVERY NOTE BY MARYLAND DOT HIGHWAY ADMINISTRATION 2001 (SFK) JV3880'RECOVERED AS DESCRIBED. JV3880 JV3880 STATION RECOVERY (2003) JV3880 JV3880'RECOVERY NOTE BY GEOCACHING 2003 (APC) JV3880'FOUND AS DESCRIBED EXCEPT THAT STATION IS LOCATED AT INTERSECTION OF JV3880'GUM SPRING ROAD AND EAST F STREET (NOT EAST STREET). JV3880 JV3880 STATION RECOVERY (2005) JV3880 JV3880'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3880'FOUND, UPDATED DESCRIPTION FOLLOWS. JV3880'SET AT THE JUNCTION OF EAST F STREET, EAST E STREET, AND GUM SPRINGS JV3880'ROAD, 21 FEET SOUTHEAST OF THE CENTER OF GUM SPRING ROAD, 17 FEET JV3880'NORTHEAST OF THE CENTER OF EAST STREET, 6.5 FEET NORTHEAST OF A STOP JV3880'SIGN, 3.5 FEET SOUTHEAST OF POWER POLE F 14256. THE MARK IS 1 FT SW JV3880'FROM A WITNESS POST. THE MARK IS ABOVE LEVEL WITH ROAD. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3881 *********************************************************************** JV3881 DESIGNATION - P 143 JV3881 PID - JV3881 JV3881 STATE/COUNTY- MD/FREDERICK JV3881 USGS QUAD - HARPERS FERRY (1988) JV3881 JV3881 *CURRENT SURVEY CONTROL JV3881 ___________________________________________________________________ JV3881* NAD 83(1986)- 39 19 00. (N) 077 38 34. (W) SCALED JV3881* NAVD 88 - 93.653 (meters) 307.26 (feet) ADJUSTED JV3881 ___________________________________________________________________ JV3881 GEOID HEIGHT- -33.11 (meters) GEOID03 JV3881 DYNAMIC HT - 93.601 (meters) 307.09 (feet) COMP JV3881 MODELED GRAV- 980,068.6 (mgal) NAVD 88 JV3881 JV3881 VERT ORDER - FIRST CLASS II JV3881 JV3881.The horizontal coordinates were scaled from a topographic map and have JV3881.an estimated accuracy of +/- 6 seconds. JV3881 JV3881.The orthometric height was determined by differential leveling JV3881.and adjusted by the National Geodetic Survey in June 1991. JV3881 JV3881.The geoid height was determined by GEOID03. JV3881 JV3881.The dynamic height is computed by dividing the NAVD 88 JV3881.geopotential number by the normal gravity value computed on the JV3881.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3881.degrees latitude (g = 980.6199 gals.). JV3881 JV3881.The modeled gravity was interpolated from observed gravity values. JV3881 JV3881; North East Units Estimated Accuracy JV3881;SPC MD - 183,360. 344,570. MT (+/- 180 meters Scaled) JV3881 JV3881 SUPERSEDED SURVEY CONTROL JV3881 JV3881.No superseded survey control is available for this station. JV3881 JV3881_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ721552(NAD 83) JV3881_MARKER: DB = BENCH MARK DISK JV3881_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) JV3881_SP_SET: STAINLESS STEEL ROD JV3881_STAMPING: P 143 1979 JV3881_MARK LOGO: NGS JV3881_PROJECTION: FLUSH JV3881_MAGNETIC: N = NO MAGNETIC MATERIAL JV3881_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3881_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3881+SATELLITE: SATELLITE OBSERVATIONS - February 06, 2001 JV3881_ROD/PIPE-DEPTH: 4.57 meters JV3881 JV3881 HISTORY - Date Condition Report By JV3881 HISTORY - 1979 MONUMENTED NGS JV3881 HISTORY - 19930403 GOOD GREOMA JV3881 HISTORY - 20010206 GOOD DMW JV3881 HISTORY - 20050611 GOOD GEOCAC JV3881 JV3881 STATION DESCRIPTION JV3881 JV3881'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3881'IN NEW ADDITION. JV3881'IN NEW ADDITION, SET AT THE SOUTHWEST CORNER OF W.W.D. LIQUOR STORE, JV3881'AT THE JUNCTION OF STATE ROUTE 478 AND NEW ADDITION ROAD, 0.05 MILE JV3881'WEST OF THE BRUNSWICK CITY LIMIT SIGN, 29.5 FEET NORTH OF THE JV3881'CENTERLINE OF ROUTE 468, 27 FEET EAST OF THE CENTER OF NEW ADDITION JV3881'ROAD, 16 FEET NORTHEAST OF POWER POLE F63171, 3 FEET NORTH OF JV3881'A METAL POLE SUPPORTING A SIGN LIQUORS, 1 FOOT SOUTH OF THE JV3881'SOUTHWEST CORNER OF THE BUILDING. JV3881 JV3881 STATION RECOVERY (1993) JV3881 JV3881'RECOVERY NOTE BY GREENHORNE-OMARA 1993 JV3881'RECOVERED IN GOOD CONDITION. JV3881 JV3881 STATION RECOVERY (2001) JV3881 JV3881'RECOVERY NOTE BY DAFT MCCUNE WALKER INCORPORATED 2001 (JMS) JV3881'THE MARK IS NOW SLEEVED BY A 3 INCH PVC CONDUIT ENCASED IN CONCRETE JV3881'AND CAPPED WITH A THREADED PVC CAP JV3881' JV3881' JV3881 JV3881 STATION RECOVERY (2005) JV3881 JV3881'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3881'DESCRIPTION IS ADEQUATE, BUT CAN BE IMPROVE WITH THE FOLLOWING UPDATES JV3881' JV3881'THE STREET SIGN READS ADDITION AVE, NOT NEW ADDITION ROAD. THE STORE JV3881'IS NO LONGER OPERATIONAL, BUT THE LIQUOR SIGN IS STILL VISABLE AT THIS JV3881'TIME. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV7233 *********************************************************************** JV7233 DESIGNATION - P 143 ECC JV7233 PID - JV7233 JV7233 STATE/COUNTY- MD/FREDERICK JV7233 USGS QUAD - HARPERS FERRY (1988) JV7233 JV7233 *CURRENT SURVEY CONTROL JV7233 ___________________________________________________________________ JV7233* NAD 83(1991)- 39 18 59.67361(N) 077 38 30.57314(W) ADJUSTED JV7233* NAVD 88 - 91.09 (meters) 298.9 (feet) LEVELING JV7233 ___________________________________________________________________ JV7233 X - 1,057,522.477 (meters) COMP JV7233 Y - -4,826,685.746 (meters) COMP JV7233 Z - 4,019,605.953 (meters) COMP JV7233 LAPLACE CORR- 6.33 (seconds) DEFLEC99 JV7233 ELLIP HEIGHT- 58.02 (meters) (08/30/02) GPS OBS JV7233 GEOID HEIGHT- -33.11 (meters) GEOID03 JV7233 JV7233 HORZ ORDER - FIRST JV7233 VERT ORDER - THIRD ? JV7233 ELLP ORDER - FOURTH CLASS II JV7233 JV7233.The horizontal coordinates were established by GPS observations JV7233.and adjusted by the National Geodetic Survey in February 1994. JV7233 JV7233.The orthometric height was determined by differential leveling. JV7233.The vertical network tie was performed by a horz. field party for horz. JV7233.obs reductions. Reset procedures were used to establish the elevation. JV7233 JV7233.The X, Y, and Z were computed from the position and the ellipsoidal ht. JV7233 JV7233.The Laplace correction was computed from DEFLEC99 derived deflections. JV7233 JV7233.The ellipsoidal height was determined by GPS observations JV7233.and is referenced to NAD 83. JV7233 JV7233.The geoid height was determined by GEOID03. JV7233 JV7233; North East Units Scale Factor Converg. JV7233;SPC MD - 183,345.283 344,651.139 MT 0.99997938 -0 24 10.2 JV7233;SPC MD - 601,525.32 1,130,742.95 sFT 0.99997938 -0 24 10.2 JV7233;SPC VA N - 2,183,492.732 3,574,008.735 MT 1.00002277 +0 32 08.2 JV7233;UTM 18 - 4,355,236.489 272,246.480 MT 1.00023872 -1 40 28.5 JV7233 JV7233! - Elev Factor x Scale Factor = Combined Factor JV7233!SPC MD - 0.99999090 x 0.99997938 = 0.99997028 JV7233!SPC VA N - 0.99999090 x 1.00002277 = 1.00001367 JV7233!UTM 18 - 0.99999090 x 1.00023872 = 1.00022962 JV7233 JV7233 SUPERSEDED SURVEY CONTROL JV7233 JV7233 ELLIP H (02/09/94) 57.92 (m) GP( ) 4 1 JV7233 JV7233.Superseded values are not recommended for survey control. JV7233.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV7233.See file dsdata.txt to determine how the superseded data were derived. JV7233 JV7233_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ7224655236(NAD 83) JV7233_MARKER: B = BOLT JV7233_SETTING: 2 = OBJECT DRIVEN INTO GROUND JV7233_SP_SET: DRIVEN INTO GROUND JV7233_MARK LOGO: GREOMA JV7233_MAGNETIC: N = NO MAGNETIC MATERIAL JV7233_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY JV7233_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR JV7233+SATELLITE: SATELLITE OBSERVATIONS - 1993 JV7233 JV7233 HISTORY - Date Condition Report By JV7233 HISTORY - 1993 MONUMENTED GREOMA JV7233 HISTORY - 20050611 MARK NOT FOUND GEOCAC JV7233 JV7233 STATION DESCRIPTION JV7233 JV7233'DESCRIBED BY GREENHORNE-OMARA 1993 JV7233'P 143 ECC IS AN IRON ROD (WITH PLASTIC CAP) SET AS AN ECCENTRIC JV7233 JV7233 STATION RECOVERY (2005) JV7233 JV7233'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV7233'FOUND THE LOCATION, BUT THE GENERAL AREA HAS BEEN GRAVELED FOR JV7233'PARKING. A SURVEY GRADE RECEIVER WOULD BE REQUIRED TO LOCATE THIS JV7233'MARK. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3189 *********************************************************************** JV3189 DESIGNATION - P 35 JV3189 PID - JV3189 JV3189 STATE/COUNTY- MD/FREDERICK JV3189 USGS QUAD - POINT OF ROCKS (1981) JV3189 JV3189 *CURRENT SURVEY CONTROL JV3189 ___________________________________________________________________ JV3189* NAD 83(1986)- 39 18 37. (N) 077 37 21. (W) SCALED JV3189* NAVD 88 - 75.512 (meters) 247.74 (feet) ADJUSTED JV3189 ___________________________________________________________________ JV3189 GEOID HEIGHT- -33.03 (meters) GEOID03 JV3189 DYNAMIC HT - 75.470 (meters) 247.60 (feet) COMP JV3189 MODELED GRAV- 980,071.5 (mgal) NAVD 88 JV3189 JV3189 VERT ORDER - FIRST CLASS II JV3189 JV3189.The horizontal coordinates were scaled from a topographic map and have JV3189.an estimated accuracy of +/- 6 seconds. JV3189 JV3189.The orthometric height was determined by differential leveling JV3189.and adjusted by the National Geodetic Survey in June 1991. JV3189.WARNING-Repeat measurements at this control monument indicate possible JV3189.vertical movement. JV3189 JV3189.The geoid height was determined by GEOID03. JV3189 JV3189.The dynamic height is computed by dividing the NAVD 88 JV3189.geopotential number by the normal gravity value computed on the JV3189.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3189.degrees latitude (g = 980.6199 gals.). JV3189 JV3189.The modeled gravity was interpolated from observed gravity values. JV3189 JV3189; North East Units Estimated Accuracy JV3189;SPC MD - 182,640. 346,310. MT (+/- 180 meters Scaled) JV3189 JV3189 SUPERSEDED SURVEY CONTROL JV3189 JV3189 NGVD 29 (??/??/??) 75.716 (m) 248.41 (f) ADJUSTED 1 2 JV3189 JV3189.Superseded values are not recommended for survey control. JV3189.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV3189.See file dsdata.txt to determine how the superseded data were derived. JV3189 JV3189_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ738544(NAD 83) JV3189_MARKER: DB = BENCH MARK DISK JV3189_SETTING: 36 = SET IN A MASSIVE STRUCTURE JV3189_SP_SET: FOUNDATION JV3189_STAMPING: P 35 1938 JV3189_MARK LOGO: CGS JV3189_MAGNETIC: O = OTHER; SEE DESCRIPTION JV3189_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3189_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3189+SATELLITE: SATELLITE OBSERVATIONS - September 17, 2001 JV3189 JV3189 HISTORY - Date Condition Report By JV3189 HISTORY - 1938 MONUMENTED CGS JV3189 HISTORY - 1944 GOOD CGS JV3189 HISTORY - 1979 GOOD NGS JV3189 HISTORY - 20010917 GOOD MDSHA JV3189 HISTORY - 20050611 MARK NOT FOUND GEOCAC JV3189 JV3189 STATION DESCRIPTION JV3189 JV3189'DESCRIBED BY COAST AND GEODETIC SURVEY 1938 JV3189'AT BRUNSWICK. JV3189'ON THE BALTIMORE AND WHEELING BRANCH OF THE B. AND O. R.R. 1600 JV3189'FT EAST OF BRUNSWICK STATION. SET IN THE NORTHWEST CONCRETE JV3189'FOUNDATION BLOCK OF THE B. AND O. R.R. ENGINE ROUNDHOUSE WATER JV3189'TOWER, WHICH IS ABOUT 100 FT. HIGH. A SHORT, SQUAT TANK IS JV3189'FARTHER WEST. SET IN THE NORTHWEST CORNER OF THE CONCRETE BLOCK. JV3189'250 FT SOUTH OF RAILROAD SIDING FOR THE ROUNDHOUSE ENGINES. JV3189'2.5 FT ABOVE THE GROUND. JV3189 JV3189 STATION RECOVERY (1944) JV3189 JV3189'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1944 JV3189'RECOVERED IN GOOD CONDITION. JV3189 JV3189 STATION RECOVERY (1979) JV3189 JV3189'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1979 JV3189'RECOVERED IN GOOD CONDITION. JV3189 JV3189 STATION RECOVERY (2001) JV3189 JV3189'RECOVERY NOTE BY MARYLAND DOT HIGHWAY ADMINISTRATION 2001 (SFK) JV3189'RECOVERED AS DESCRIBED. JV3189 JV3189 STATION RECOVERY (2005) JV3189 JV3189'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3189'COULD NOT ENTER RAIL YARD, HOWEVER A VISUAL INSPECTION FROM A NEARBY JV3189'ROAD DID NOT TURN UP ANY WATER TOWERS IN THE RAIL YARD AT ALL. AT THE JV3189'LOCATION INDICATED BY HANDHELD GPS ARE SOME CONRETE PIERS THAT COULD JV3189'BE AN OLD BASE. COULD NOT ACCESS THE RAIL YARD TO INVESTIGATE. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3882 *********************************************************************** JV3882 DESIGNATION - Q 143 JV3882 PID - JV3882 JV3882 STATE/COUNTY- MD/FREDERICK JV3882 USGS QUAD - HARPERS FERRY (1988) JV3882 JV3882 *CURRENT SURVEY CONTROL JV3882 ___________________________________________________________________ JV3882* NAD 83(1986)- 39 19 17. (N) 077 39 24. (W) SCALED JV3882* NAVD 88 - 91.933 (meters) 301.62 (feet) ADJUSTED JV3882 ___________________________________________________________________ JV3882 GEOID HEIGHT- -33.17 (meters) GEOID03 JV3882 DYNAMIC HT - 91.881 (meters) 301.45 (feet) COMP JV3882 MODELED GRAV- 980,065.6 (mgal) NAVD 88 JV3882 JV3882 VERT ORDER - FIRST CLASS II JV3882 JV3882.The horizontal coordinates were scaled from a topographic map and have JV3882.an estimated accuracy of +/- 6 seconds. JV3882 JV3882.The orthometric height was determined by differential leveling JV3882.and adjusted by the National Geodetic Survey in June 1991. JV3882 JV3882.The geoid height was determined by GEOID03. JV3882 JV3882.The dynamic height is computed by dividing the NAVD 88 JV3882.geopotential number by the normal gravity value computed on the JV3882.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3882.degrees latitude (g = 980.6199 gals.). JV3882 JV3882.The modeled gravity was interpolated from observed gravity values. JV3882 JV3882; North East Units Estimated Accuracy JV3882;SPC MD - 183,890. 343,380. MT (+/- 180 meters Scaled) JV3882 JV3882 SUPERSEDED SURVEY CONTROL JV3882 JV3882.No superseded survey control is available for this station. JV3882 JV3882_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ709558(NAD 83) JV3882_MARKER: DB = BENCH MARK DISK JV3882_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) JV3882_SP_SET: STAINLESS STEEL ROD JV3882_STAMPING: Q 143 1979 JV3882_PROJECTION: FLUSH JV3882_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3882_ROD/PIPE-DEPTH: 4.57 meters JV3882 JV3882 HISTORY - Date Condition Report By JV3882 HISTORY - 1979 MONUMENTED NGS JV3882 HISTORY - 20050611 POOR GEOCAC JV3882 JV3882 STATION DESCRIPTION JV3882 JV3882'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3882'0.6 MI EAST FROM KNOXVILLE. JV3882'0.6 MILE EAST ALONG STATE ROUTE 478 FROM THE JUNCTION OF STATE JV3882'ROUTE 180 IN KNOXVILLE TO THE MARK ON THE RIGHT, SET IN LINE WITH A JV3882'BRACE POLE FOR POWER POLE NUMBER 77, 0.85 MILE WEST OF NEW ADDITION JV3882'ROAD IN NEW ADDITION, 42.8 FEET SOUTHWEST AND ACROSS THE HIGHWAY JV3882'FROM POWER POLE 77, 28.5 FEET SOUTHWEST OF THE CENTERLINE OF ROUTE JV3882'478, 14 FEET SOUTHWEST OF THE BRACE POLE FOR POWER POLE 77. JV3882'THE MARK IS 1 FT E FROM A WITNESS POST. JV3882'THE MARK IS ABOVE LEVEL WITH HIGHWAY. JV3882 JV3882 STATION RECOVERY (2005) JV3882 JV3882'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3882'AREA AROUND THE MARK HAD BEEN DUG OUT ABOUT 2 FEET IN DIAMETER. JV3882'REMAINS OF A PLASTIC PIPE WERE SEEN IN THE REMOVED MATERIAL. DISK WSA JV3882'FOUND IN THE HOLE, BUT IS TILTED AT APPROXIMATELY A 30 DEGREE ANGLE ON JV3882'THE STEM, MOST LIKELY DAMAGED FROM THE DIGGING. DISK IS APPROXIMATELY JV3882'ONE FOOT BELOW GROUND LEVEL. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3192 *********************************************************************** JV3192 DESIGNATION - Q 35 JV3192 PID - JV3192 JV3192 STATE/COUNTY- MD/FREDERICK JV3192 USGS QUAD - HARPERS FERRY (1988) JV3192 JV3192 *CURRENT SURVEY CONTROL JV3192 ___________________________________________________________________ JV3192* NAD 83(1986)- 39 18 42. (N) 077 37 38. (W) SCALED JV3192* NAVD 88 - 75.185 (meters) 246.67 (feet) ADJUSTED JV3192 ___________________________________________________________________ JV3192 GEOID HEIGHT- -33.05 (meters) GEOID03 JV3192 DYNAMIC HT - 75.143 (meters) 246.53 (feet) COMP JV3192 MODELED GRAV- 980,071.8 (mgal) NAVD 88 JV3192 JV3192 VERT ORDER - FIRST CLASS II JV3192 JV3192.The horizontal coordinates were scaled from a topographic map and have JV3192.an estimated accuracy of +/- 6 seconds. JV3192 JV3192.The orthometric height was determined by differential leveling JV3192.and adjusted by the National Geodetic Survey in June 1991. JV3192 JV3192.The geoid height was determined by GEOID03. JV3192 JV3192.The dynamic height is computed by dividing the NAVD 88 JV3192.geopotential number by the normal gravity value computed on the JV3192.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3192.degrees latitude (g = 980.6199 gals.). JV3192 JV3192.The modeled gravity was interpolated from observed gravity values. JV3192 JV3192; North East Units Estimated Accuracy JV3192;SPC MD - 182,790. 345,910. MT (+/- 180 meters Scaled) JV3192 JV3192 SUPERSEDED SURVEY CONTROL JV3192 JV3192 NGVD 29 (??/??/??) 75.397 (m) 247.37 (f) ADJUSTED 1 2 JV3192 JV3192.Superseded values are not recommended for survey control. JV3192.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JV3192.See file dsdata.txt to determine how the superseded data were derived. JV3192 JV3192_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ734546(NAD 83) JV3192_MARKER: DB = BENCH MARK DISK JV3192_SETTING: 36 = SET IN A MASSIVE STRUCTURE JV3192_SP_SET: BRIDGE FOUNDATION JV3192_STAMPING: Q 35 1938 JV3192_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL JV3192 JV3192 HISTORY - Date Condition Report By JV3192 HISTORY - 1938 MONUMENTED CGS JV3192 HISTORY - 1944 GOOD CGS JV3192 HISTORY - 1979 GOOD NGS JV3192 HISTORY - 20050611 MARK NOT FOUND GEOCAC JV3192 JV3192 STATION DESCRIPTION JV3192 JV3192'DESCRIBED BY COAST AND GEODETIC SURVEY 1938 JV3192'AT BRUNSWICK. JV3192'AT BRUNSWICK, FREDERICK COUNTY, ON THE BALTIMORE AND OHIO RAILROAD, JV3192'100 FEET SOUTHEAST OF THE SOUTHEAST CORNER OF THE STATION, AT JV3192'THE MAPLE AVENUE CROSSING, 40 FEET EAST OF THE CENTER LINE OF JV3192'MAPLE AVENUE, 30 FEET SOUTH OF THE CENTER LINE OF THE WESTBOUND JV3192'MAIN TRACK, IN THE TOP OF THE SOUTH CONCRETE FOUNDATION OF A JV3192'LARGE SIGNAL BRIDGE, AND 3 FEET EAST OF THE SOUTHEAST STEEL JV3192'TOWER. A STANDARD DISK, STAMPED Q 35 1938. JV3192 JV3192 STATION RECOVERY (1944) JV3192 JV3192'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1944 JV3192'RECOVERED IN GOOD CONDITION. JV3192 JV3192 STATION RECOVERY (1979) JV3192 JV3192'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1979 JV3192'RECOVERED IN GOOD CONDITION. JV3192 JV3192 STATION RECOVERY (2005) JV3192 JV3192'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3192'NO SIGNAL BRDIGES, AND NO SIGNS OF OLD FOUNDATIONS. AREA HAS BEEN JV3192'DEVELOPED INTO A MARC TRAIN PARKING LOT. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 JV3883 *********************************************************************** JV3883 DESIGNATION - R 143 JV3883 PID - JV3883 JV3883 STATE/COUNTY- MD/FREDERICK JV3883 USGS QUAD - HARPERS FERRY (1988) JV3883 JV3883 *CURRENT SURVEY CONTROL JV3883 ___________________________________________________________________ JV3883* NAD 83(1986)- 39 19 48. (N) 077 40 15. (W) SCALED JV3883* NAVD 88 - 90.830 (meters) 298.00 (feet) ADJUSTED JV3883 ___________________________________________________________________ JV3883 GEOID HEIGHT- -33.23 (meters) GEOID03 JV3883 DYNAMIC HT - 90.779 (meters) 297.83 (feet) COMP JV3883 MODELED GRAV- 980,062.9 (mgal) NAVD 88 JV3883 JV3883 VERT ORDER - FIRST CLASS II JV3883 JV3883.The horizontal coordinates were scaled from a topographic map and have JV3883.an estimated accuracy of +/- 6 seconds. JV3883 JV3883.The orthometric height was determined by differential leveling JV3883.and adjusted by the National Geodetic Survey in June 1991. JV3883 JV3883.The geoid height was determined by GEOID03. JV3883 JV3883.The dynamic height is computed by dividing the NAVD 88 JV3883.geopotential number by the normal gravity value computed on the JV3883.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 JV3883.degrees latitude (g = 980.6199 gals.). JV3883 JV3883.The modeled gravity was interpolated from observed gravity values. JV3883 JV3883; North East Units Estimated Accuracy JV3883;SPC MD - 184,850. 342,160. MT (+/- 180 meters Scaled) JV3883 JV3883 SUPERSEDED SURVEY CONTROL JV3883 JV3883.No superseded survey control is available for this station. JV3883 JV3883_U.S. NATIONAL GRID SPATIAL ADDRESS: 18STJ697568(NAD 83) JV3883_MARKER: DB = BENCH MARK DISK JV3883_SETTING: 66 = SET IN ROCK OUTCROP JV3883_SP_SET: ROCK OUTCROP JV3883_STAMPING: R 143 1979 JV3883_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD JV3883+STABILITY: POSITION/ELEVATION WELL JV3883_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR JV3883+SATELLITE: SATELLITE OBSERVATIONS - June 11, 2005 JV3883 JV3883 HISTORY - Date Condition Report By JV3883 HISTORY - 1979 MONUMENTED NGS JV3883 HISTORY - 20050611 GOOD GEOCAC JV3883 JV3883 STATION DESCRIPTION JV3883 JV3883'DESCRIBED BY NATIONAL GEODETIC SURVEY 1979 JV3883'0.4 MI NW FROM KNOXVILLE. JV3883'0.4 MILE NORTHWEST ALONG STATE ROUTE 180 FROM THE JUNCTION OF STATE JV3883'ROUTE 478 IN KNOXVILLE TO THE MARK ON THE RIGHT, SET UNDER THE JV3883'U.S. HIGHWAY 340 OVERPASS BRIDGE OVER 180 ENTRANCE RAMP TO HIGHWAY JV3883'340, 27 FEET NORTHEAST OF THE CENTERLINE OF ROUTE 180, 9 FEET EAST JV3883'OF THE SECOND PIER FROM THE NORTHEAST END OF THE BRIDGE. JV3883'THE MARK IS 2 FT N FROM A WITNESS POST. JV3883'THE MARK IS 4 FT ABOVE HIGHWAY. JV3883 JV3883 STATION RECOVERY (2005) JV3883 JV3883'RECOVERY NOTE BY GEOCACHING 2005 (LWB) JV3883'RECOVERED AS DESCRIBED