1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 AB1791 *********************************************************************** AB1791 DESIGNATION - 33 001 AB1791 PID - AB1791 AB1791 STATE/COUNTY- SC/MCCORMICK AB1791 USGS QUAD - WINTERSEAT (1986) AB1791 AB1791 *CURRENT SURVEY CONTROL AB1791 ___________________________________________________________________ AB1791* NAD 83(1986)- 33 55 25. (N) 082 09 45. (W) SCALED AB1791* NAVD 88 - 139.082 (meters) 456.30 (feet) ADJUSTED AB1791 ___________________________________________________________________ AB1791 GEOID HEIGHT- -29.40 (meters) GEOID03 AB1791 DYNAMIC HT - 138.940 (meters) 455.84 (feet) COMP AB1791 MODELED GRAV- 979,617.3 (mgal) NAVD 88 AB1791 AB1791 VERT ORDER - FIRST CLASS II AB1791 AB1791.The horizontal coordinates were scaled from a topographic map and have AB1791.an estimated accuracy of +/- 6 seconds. AB1791 AB1791.The orthometric height was determined by differential leveling AB1791.and adjusted by the National Geodetic Survey in September 1998. AB1791 AB1791.The geoid height was determined by GEOID03. AB1791 AB1791.The dynamic height is computed by dividing the NAVD 88 AB1791.geopotential number by the normal gravity value computed on the AB1791.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 AB1791.degrees latitude (g = 980.6199 gals.). AB1791 AB1791.The modeled gravity was interpolated from observed gravity values. AB1791 AB1791; North East Units Estimated Accuracy AB1791;SPC SC - 232,410. 502,130. MT (+/- 180 meters Scaled) AB1791 AB1791 SUPERSEDED SURVEY CONTROL AB1791 AB1791.No superseded survey control is available for this station. AB1791 AB1791_U.S. NATIONAL GRID SPATIAL ADDRESS: 17SLT925542(NAD 83) AB1791_MARKER: DD = SURVEY DISK AB1791_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT AB1791_STAMPING: 33 001 1994 AB1791_MARK LOGO: SCGS AB1791_PROJECTION: FLUSH AB1791_MAGNETIC: M = MARKER EQUIPPED WITH BAR MAGNET AB1791_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO AB1791+STABILITY: SURFACE MOTION AB1791_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR AB1791+SATELLITE: SATELLITE OBSERVATIONS - November 15, 2004 AB1791 AB1791 HISTORY - Date Condition Report By AB1791 HISTORY - 1994 MONUMENTED SCGS AB1791 HISTORY - 19970714 GOOD SCGS AB1791 HISTORY - 20010210 MARK NOT FOUND USPSQD AB1791 HISTORY - 20040221 GOOD USPSQD AB1791 HISTORY - 20041115 GOOD SCGS AB1791 AB1791 STATION DESCRIPTION AB1791 AB1791'DESCRIBED BY SOUTH CAROLINA GEODETIC SURVEY 1994 (DDW) AB1791'STATION IS LOCATED 7.65 MILES (12.31 KM) EAST OF MCCORMICK. AB1791'OWNERSHIP--STEPHEN COLLINS, ROUTE 2, BOX 242, MCCORMICK, SC 29835. TO AB1791'REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAY 67, U.S. HIGHWAY AB1791'378 AND STATE ROAD 35, 10.3 MILES (16.6 KM) EAST OF MCCORMICK, GO WEST AB1791'NORTHWEST ON HIGHWAY 378 FOR 1.8 MILES (2.9 KM) TO THE FORK JUNCTION AB1791'OF STATE ROAD 21, CONTINUE ON HIGHWAY 378 FOR 0.2 MILE (0.3 KM) TO THE AB1791'STATION NEAR A POWER POLE IN FRONT OF TWO VINYL-SIDED HOUSES ON THE AB1791'LEFT. STATION IS A CONCRETE POST FLUSH WITH THE GROUND AND 0.5 FOOT AB1791'(15.2 CM) ABOVE THE HIGHWAY, 61.0 FEET (18.6 M) SOUTH OF THE CENTER OF AB1791'THE HIGHWAY, 3.7 FEET (1.1 M) WEST SOUTHWEST OF THE POWER POLE WITH A AB1791'GUY WIRE AND TRANSFORMER, 70.5 FEET (21.5 M) NORTH NORTHEAST OF THE AB1791'NORTHEAST CORNER OF THE EAST WING OF THE WEST HOUSE, 65.0 FEET (19.8 AB1791'M) NORTH NORTHWEST OF THE NORTHWEST CORNER OF THE WEST WING OF THE AB1791'EAST HOUSE. DESCRIBED BY R.W. ROBERTS. AB1791 AB1791 STATION RECOVERY (1997) AB1791 AB1791'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 1997 (DDW) AB1791'STATION IS LOCATED 7.65 MILES (12.31 KM) EAST OF MCCORMICK. AB1791'OWNERSHIP--STEPHEN COLLINS, ROUTE 2, BOX 242, MCCORMICK, SC 29835. TO AB1791'REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAY 67 (CALLISON AB1791'HIGHWAY) , U.S. HIGHWAY 378 AND STATE ROAD 35 (WALKER ROAD) , 10.3 AB1791'MILES (16.6 KM) EAST OF MCCORMICK, GO WEST NORTHWEST ON HIGHWAY 378 AB1791'FOR 2.55 MILES (4.10 KM) TO THE FORK JUNCTION OF STATE ROAD 21, AB1791'CONTINUE ON HIGHWAY 378 FOR 0.2 MILE (0.3 KM) TO THE STATION NEAR A AB1791'POWER POLE IN FRONT OF TWO VINYL-SIDED HOUSES ON THE LEFT. STATION IS AB1791'A CONCRETE POST FLUSH WITH THE GROUND AND 0.5 FOOT (15.2 CM) ABOVE THE AB1791'HIGHWAY, 61.0 FEET (18.6 M) SOUTH OF THE CENTER OF THE HIGHWAY, 3.7 AB1791'FEET (1.1 M) WEST SOUTHWEST OF THE POWER POLE WITH A GUY WIRE AND AB1791'TRANSFORMER, 70.5 FEET (21.5 M) NORTH NORTHEAST OF THE NORTHEAST AB1791'CORNER OF THE EAST WING OF THE WEST HOUSE, 65.0 FEET (19.8 M) NORTH AB1791'NORTHWEST OF THE NORTHWEST CORNER OF THE WEST WING OF THE EAST HOUSE. AB1791'RECOVERED BY R.W. ROBERTS. AB1791 AB1791 STATION RECOVERY (2001) AB1791 AB1791'RECOVERY NOTE BY US POWER SQUADRON 2001 (WV) AB1791'MARK NOT FOUND. AB1791 AB1791 STATION RECOVERY (2004) AB1791 AB1791'RECOVERY NOTE BY US POWER SQUADRON 2004 (DD) AB1791'RECOVERED IN GOOD CONDITION. AB1791 AB1791 STATION RECOVERY (2004) AB1791 AB1791'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 2004 (DDW) AB1791'STATION IS LOCATED 7.6 MILES EAST OF MCCORMICK, 7.6 MILES NORTHEAST OF AB1791'PLUM BRANCH. OWNERSHIP--STEPHEN COLLINGS, ROUTE 2 BOX 242, MCCORMICK, AB1791'SC 29835. TO REACH THE STATION FROM THE JUNCTION OF U.S. HIGHWAY 378, AB1791'STATE HIGHWAY 67 (CALLISON HIGHWAY) AND STATE ROAD 35 (WALKER ROAD), AB1791'11.3 MILES EAST OF MCCORMICK, GO WEST NORTHWEST ON HIGHWAY 378 FOR AB1791'2.75 MILES TO THE STATION ON THE LEFT NEAR A POWER POLE IN FRONT OF A AB1791'TWO VINYL-SIDED HOUSES. STATION IS A CONCRETE POST FLUSH WITH THE AB1791'GROUND AND 0.5 FOOT ABOVE THE HIGHWAY, 61.0 FEET SOUTH OF THE CENTER AB1791'OF THE HIGHWAY, 3.7 FEET WEST SOUTHWEST OF THE POWER POLE WITH GUY AB1791'WIRE AND TRANSFORMER, 70.9 FEET NORTH NORTHEAST OF THE NORTHEAST AB1791'CORNER OF THE EAST WING OF THE WEST HOUSE, 65.5 FEET NORTH NORTHWEST AB1791'OF THE NORTHWEST CORNER OF THE WEST WING OF THE EAST HOUSE. RECOVERED AB1791'BY J.B. SMOAK. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 AB2000 *********************************************************************** AB2000 CBN - This is a Cooperative Base Network Control Station. AB2000 DESIGNATION - MODOC AB2000 PID - AB2000 AB2000 STATE/COUNTY- SC/MCCORMICK AB2000 USGS QUAD - CLARKS HILL (1986) AB2000 AB2000 *CURRENT SURVEY CONTROL AB2000 ___________________________________________________________________ AB2000* NAD 83(2001)- 33 44 01.47750(N) 082 12 21.30063(W) ADJUSTED AB2000* NAVD 88 - 122.309 (meters) 401.28 (feet) ADJUSTED AB2000 ___________________________________________________________________ AB2000 X - 720,078.382 (meters) COMP AB2000 Y - -5,260,740.701 (meters) COMP AB2000 Z - 3,521,975.788 (meters) COMP AB2000 LAPLACE CORR- -2.91 (seconds) DEFLEC99 AB2000 ELLIP HEIGHT- 92.90 (meters) (01/30/03) GPS OBS AB2000 GEOID HEIGHT- -29.40 (meters) GEOID03 AB2000 DYNAMIC HT - 122.183 (meters) 400.86 (feet) COMP AB2000 MODELED GRAV- 979,603.5 (mgal) NAVD 88 AB2000 AB2000 HORZ ORDER - B AB2000 VERT ORDER - FIRST CLASS II AB2000 ELLP ORDER - FOURTH CLASS II AB2000 AB2000 AB2000.The horizontal coordinates were established by GPS observations AB2000.and adjusted by the National Geodetic Survey in January 2003. AB2000 AB2000.The orthometric height was determined by differential leveling AB2000.and adjusted by the National Geodetic Survey in September 1998. AB2000 AB2000.The X, Y, and Z were computed from the position and the ellipsoidal ht. AB2000 AB2000.The Laplace correction was computed from DEFLEC99 derived deflections. AB2000 AB2000.The ellipsoidal height was determined by GPS observations AB2000.and is referenced to NAD 83. AB2000 AB2000.The geoid height was determined by GEOID03. AB2000 AB2000.The dynamic height is computed by dividing the NAVD 88 AB2000.geopotential number by the normal gravity value computed on the AB2000.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 AB2000.degrees latitude (g = 980.6199 gals.). AB2000 AB2000.The modeled gravity was interpolated from observed gravity values. AB2000 AB2000; North East Units Scale Factor Converg. AB2000;SPC SC - 211,399.640 497,870.765 MT 0.99979429 -0 40 06.8 AB2000;SPC SC - 693,568.37 1,633,434.27 iFT 0.99979429 -0 40 06.8 AB2000;UTM 17 - 3,733,287.575 388,286.755 MT 0.99975385 -0 40 11.1 AB2000 AB2000! - Elev Factor x Scale Factor = Combined Factor AB2000!SPC SC - 0.99998542 x 0.99979429 = 0.99977971 AB2000!UTM 17 - 0.99998542 x 0.99975385 = 0.99973927 AB2000 AB2000 SUPERSEDED SURVEY CONTROL AB2000 AB2000 NAD 83(1986)- 33 44 01.48589(N) 082 12 21.29716(W) AD( ) 1 AB2000 NAD 83(1995)- 33 44 01.47742(N) 082 12 21.30055(W) AD( ) B AB2000 ELLIP H (09/11/96) 92.91 (m) GP( ) 4 1 AB2000 NAVD 88 (09/11/96) 122.31 (m) 401.3 (f) LEVELING 3 AB2000 AB2000.Superseded values are not recommended for survey control. AB2000.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. AB2000.See file dsdata.txt to determine how the superseded data were derived. AB2000 AB2000_U.S. NATIONAL GRID SPATIAL ADDRESS: 17SLT8828733288(NAD 83) AB2000_MARKER: DH = HORIZONTAL CONTROL DISK AB2000_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT AB2000_STAMPING: MODOC 1994 AB2000_MARK LOGO: NGS AB2000_PROJECTION: FLUSH AB2000_MAGNETIC: M = MARKER EQUIPPED WITH BAR MAGNET AB2000_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO AB2000+STABILITY: SURFACE MOTION AB2000_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR AB2000+SATELLITE: SATELLITE OBSERVATIONS - November 22, 2004 AB2000 AB2000 HISTORY - Date Condition Report By AB2000 HISTORY - 1994 MONUMENTED SCGS AB2000 HISTORY - 19951024 GOOD SCGS AB2000 HISTORY - 19970710 GOOD SCGS AB2000 HISTORY - 19991215 GOOD SCGS AB2000 HISTORY - 20010523 GOOD SCGS AB2000 HISTORY - 20040203 GOOD JCLS AB2000 HISTORY - 20041122 GOOD SCGS AB2000 AB2000 STATION DESCRIPTION AB2000 AB2000'DESCRIBED BY SOUTH CAROLINA GEODETIC SURVEY 1995 (DDW) AB2000'STATION IS LOCATED 3.7 MILES (6.0 KM) SOUTH OF PARKSVILLE. AB2000'OWNERSHIP--SCDOT, DIRECTOR OF PRECONSTRUCTION, P.O. BOX 191, AB2000'COLUMBIA, SC 29202, PHONE 803-737-1350. TO REACH THE STATION FROM THE AB2000'JUNCTION OF STATE HIGHWAYS 28, 23 AND U.S. HIGHWAY 221 IN MODOC, 3.9 AB2000'MILES (6.3 KM) SOUTH OF PARKSVILLE, GO NORTH NORTHEAST ON HIGHWAYS 28 AB2000'AND 221 FOR 0.2 MILE (0.3 KM) TO THE JUNCTION OF STATE ROAD 165, AB2000'CONTINUE ON HIGHWAYS 28 AND 221 FOR 150 FEET (45.7 M) TO THE STATION AB2000'NEAR A POWER POLE ON THE LEFT IN A GRASS MEDIAN IN FRONT OF AN AB2000'ALUMINUM STORE (BUSSEYS) . STATION IS A CONCRETE POST FLUSH WITH THE AB2000'GROUND AND LEVEL WITH THE HIGHWAY, 35.3 FEET (10.8 M) WEST NORTHWEST AB2000'OF THE CENTER OF THE HIGHWAY, 44.4 FEET (13.5 M) SOUTH SOUTHWEST OF AB2000'THE POWER POLE NUMBER 253721 WITH A SECURITY LIGHT, 123.8 FEET (37.7 AB2000'M) NORTH NORTHEAST OF THE CENTER OF ROAD 165, 146.6 FEET (44.7 M) EAST AB2000'SOUTHEAST OF THE SOUTHEAST CORNER OF AN ALUMINUM BUILDING (BUSSEYS AB2000'STORE) , 172.7 FEET (52.6 M) NORTH NORTHEAST OF THE NORTHEAST CORNER AB2000'OF A CONCRETE BLOCK STORE (MCDANIELS HARDWARE/GROCERY) . DESCRIBED BY AB2000'L.A. OWENS. AB2000 AB2000 STATION RECOVERY (1997) AB2000 AB2000'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 1997 (DDW) AB2000'STATION IS LOCATED 3.7 MILES (6.0 KM) SOUTH OF PARKSVILLE, 13.5 MILES AB2000'(21.7 KM) SOUTH SOUTHWEST OF MCCORMICK. OWNERSHIP--SCDOT, DIRECTOR OF AB2000'PRECONSTRUCTION, P.O. BOX 191, COLUMBIA, SC 29202, PHONE AB2000'803-737-1350. TO REACH THE STATION FROM THE JUNCTION OF STATE AB2000'HIGHWAYS 28, 23 AND U.S. HIGHWAY 221 IN MODOC, 3.9 MILES (6.3 KM) AB2000'SOUTH OF PARKSVILLE, GO NORTH NORTHEAST ON HIGHWAYS 28 AND 221 FOR 0.2 AB2000'MILE (0.3 KM) TO THE JUNCTION OF STATE ROAD 165, CONTINUE ON HIGHWAYS AB2000'28 AND 221 FOR 150 FEET (45.7 M) TO THE STATION NEAR A POWER POLE ON AB2000'THE LEFT IN A GRASS MEDIAN IN FRONT OF AN ALUMINUM STORE (BUSSEYS) . AB2000'STATION IS A CONCRETE POST FLUSH WITH THE GROUND AND LEVEL WITH THE AB2000'HIGHWAY, 35.3 FEET (10.8 M) WEST NORTHWEST OF THE CENTER OF THE AB2000'HIGHWAY, 44.4 FEET (13.5 M) SOUTH SOUTHWEST OF THE POWER POLE NUMBER AB2000'253721 WITH A SECURITY LIGHT, 123.8 FEET (37.7 M) NORTH NORTHEAST OF AB2000'THE CENTER OF ROAD 165, 146.6 FEET (44.7 M) EAST SOUTHEAST OF THE AB2000'SOUTHEAST CORNER OF AN ALUMINUM BUILDING (BUSSEYS STORE) , 172.7 FEET AB2000'(52.6 M) NORTH NORTHEAST OF THE NORTHEAST CORNER OF A CONCRETE BLOCK AB2000'STORE (MCDANIELS HARDWARE/GROCERY) . DESCRIBED BY R.W. ROBERTS. AB2000 AB2000 STATION RECOVERY (1999) AB2000 AB2000'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 1999 (DDW) AB2000'STATION IS LOCATED 3.7 MILES (6.0 KM) SOUTH OF PARKSVILLE, 13.5 MILES AB2000'(21.7 KM) SOUTH SOUTHWEST OF MCCORMICK. OWNERSHIP--SCDOT, DIRECTOR OF AB2000'PRECONSTRUCTION, P.O. BOX 191, COLUMBIA, SC 29202, PHONE AB2000'803-737-1350. TO REACH THE STATION FROM THE JUNCTION OF STATE AB2000'HIGHWAYS 28, 23 AND U.S. HIGHWAY 221 IN MODOC, GO NORTH NORTHEAST ON AB2000'HIGHWAYS 28 AND 221 FOR 0.2 MILE (0.3 KM) TO THE JUNCTION OF STATE AB2000'ROAD 165, CONTINUE ON HIGHWAYS 221 AND 28 FOR 150 FEET (45.7 M) TO THE AB2000'STATION ON THE LEFT NEAR A POWER POLE IN A GRASS MEDIAN IN FRONT OF AN AB2000'ALUMINUM STORE (BUSSEYS) . STATION IS A CONCRETE POST FLUSH WITH THE AB2000'GROUND AND LEVEL WITH THE HIGHWAY, 35.3 FEET (10.8 M) WEST NORTHWEST AB2000'OF THE CENTER OF THE HIGHWAY, 44.5 FEET (13.6 M) SOUTH SOUTHWEST OF AB2000'THE POWER POLE NUMBER 253721 WITH A SECURITY LIGHT, 123.9 FEET (37.8 AB2000'M) NORTH NORTHEAST OF THE CENTER OF ROAD 165, 146.9 FEET (44.8 M) EAST AB2000'SOUTHEAST OF THE SOUTHEAST CORNER OF THE ALUMINUM BUILDING, 173.1 FEET AB2000'(52.8 M) NORTH NORTHEAST OF THE NORTHEAST CORNER OF A CONCRETE BLOCK AB2000'BUILDING (MCDANIELS HARDWARE/GROCERY) . RECOVERED BY J.B. SMOAK. AB2000 AB2000 STATION RECOVERY (2001) AB2000 AB2000'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 2001 (DDW) AB2000'STATION IS LOCATED IN MODOC, 13.4 MILES (21.6 KM) SOUTH SOUTHEAST OF AB2000'MCCORMICK. OWNERSHIP--SCDOT, DIRECTOR OF PRECONSTRUCTION, P.O. BOX AB2000'191, COLUMBIA, SC 29202, PHONE 803-737-1350. TO REACH THE STATION AB2000'FROM THE JUNCTION OF STATE HIGHWAYS 28, 23 AND U.S. HIGHWAY 221 IN AB2000'MODOC, GO NORTH NORTHEAST ON HIGHWAYS 221 AND 28 FOR 0.2 MILE (0.3 KM) AB2000'TO THE JUNCTION OF STATE ROAD 165, CONTINUE ON HIGHWAYS 221 AND 28 FOR AB2000'0.05 MILE (0.08 KM) TO THE STATION ON THE LEFT IN THE NORTHEAST ANGLE AB2000'OF THE SOUTHERN ONE OF TWO DRIVEWAYS LEADING TO BUSSEYS STORE. AB2000'STATION IS A CONCRETE POST FLUSH WITH THE GROUND AND 1.0 FOOT (0.3 M) AB2000'ABOVE THE HIGHWAY, 25.8 FEET (7.9 M) WEST NORTHWEST OF THE CENTER OF AB2000'THE HIGHWAY, 10.9 FEET (3.3 M) WEST NORTHWEST OF THE CENTER OF A METAL AB2000'DRAIN GRATE, 23.2 FEET (7.1 M) SOUTH OF THE CENTER OF A SMALL METAL AB2000'WELL MONITOR COVER SET IN A CONCRETE PAD, 44.5 FEET (13.6 M) SOUTH AB2000'SOUTHWEST OF A POWER POLE NUMBER 253721 WITH SECURITY LIGHT, 59.7 FEET AB2000'(18.2 M) NORTH OF THE SOUTH END OF A 1.5-FOOT CONCRETE PIPE CULVERT AB2000'BENEATH THE ENTRANCE DRIVE. RECOVERED BY T. HALL. AB2000 AB2000 STATION RECOVERY (2004) AB2000 AB2000'RECOVERY NOTE BY JOHN CHANCE LAND SURVEYS INC 2004 AB2000'RECOVERED IN GOOD CONDITION. AB2000 AB2000 STATION RECOVERY (2004) AB2000 AB2000'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 2004 (DDW) AB2000'STATION IS LOCATED IN MODOC, 13.4 MILES SOUTH SOUTHEAST OF MCCORMICK. AB2000'OWNERSHIP--SCDOT, DIRECTOR OF PRECONSTRUCTION, P.O. BOX 191, COLUMBIA, AB2000'SC 29202, PHONE 803-737-1350. TO REACH THE STATION FROM THE JUNCTION AB2000'OF STATE HIGHWAYS 28, 23 AND U.S. HIGHWAY 221 IN MODOC, GO NORTH AB2000'NORTHEAST ON HIGHWAYS 221 AND 28 FOR 0.2 MILE TO THE JUNCTION OF AB2000'STATE ROAD 165 (GILCHRIST FERRY ROAD), CONTINUE ON HIGHWAYS 221 AND AB2000'28 FOR 0.05 MILE TO THE STATION ON THE LEFT IN THE NORTHEAST ANGLE OF AB2000'THE SOUTH ONE OF TWO DRIVES LEADING TO BUSSEYS STORE. STATION IS A AB2000'CONCRETE POST FLUSH WITH THE GROUND AND 1.0 FOOT ABOVE THE HIGHWAY, AB2000'26.0 FEET WEST NORTHWEST OF THE CENTER OF THE HIGHWAY, 10.9 FEET WEST AB2000'NORTHWEST OF THE CENTER OF A METAL DRAIN COVER, 23.2 FEET SOUTH OF A AB2000'METAL WELL MONITOR COVER SET IN A CONCRETE PAD, 44.6 FEET SOUTH AB2000'SOUTHWEST OF A POWER POLE NUMBER 253721 WITH A SECURITY LIGHT, 60.0 AB2000'FEET NORTH OF THE SOUTH END OF A 1.5-FOOT CONCRETE PIPE CULVERT AB2000'BENEATH THE ENTRANCE DRIVE. RECOVERED BY J.B. SMOAK. 1 National Geodetic Survey, Retrieval Date = JULY 1, 2005 AH4594 *********************************************************************** AH4594 HT_MOD - This is a Height Modernization Survey Station. AH4594 DESIGNATION - TURKEY CREEK AH4594 PID - AH4594 AH4594 STATE/COUNTY- SC/MCCORMICK AH4594 USGS QUAD - RED HILL (1986) AH4594 AH4594 *CURRENT SURVEY CONTROL AH4594 ___________________________________________________________________ AH4594* NAD 83(2001)- 33 50 09.78022(N) 082 07 15.45977(W) ADJUSTED AH4594* NAVD 88 - 106.67 (meters) 350.0 (feet) GPS OBS AH4594 ___________________________________________________________________ AH4594 X - 727,011.178 (meters) COMP AH4594 Y - -5,253,403.575 (meters) COMP AH4594 Z - 3,531,398.556 (meters) COMP AH4594 LAPLACE CORR- -2.22 (seconds) DEFLEC99 AH4594 ELLIP HEIGHT- 77.16 (meters) (05/19/05) GPS OBS AH4594 GEOID HEIGHT- -29.48 (meters) GEOID03 AH4594 AH4594 HORZ ORDER - FIRST AH4594 ELLP ORDER - FOURTH CLASS I AH4594 AH4594 AH4594.The horizontal coordinates were established by GPS observations AH4594.and adjusted by the SOUTH CAROLINA GEODETIC SURVEY in May 2005. AH4594 AH4594.The orthometric height was determined by GPS observations and a AH4594.high-resolution geoid model using precise GPS observation and AH4594.processing techniques. AH4594 AH4594.The X, Y, and Z were computed from the position and the ellipsoidal ht. AH4594 AH4594.The Laplace correction was computed from DEFLEC99 derived deflections. AH4594 AH4594.The ellipsoidal height was determined by GPS observations AH4594.and is referenced to NAD 83. AH4594 AH4594.The geoid height was determined by GEOID03. AH4594 AH4594; North East Units Scale Factor Converg. AH4594;SPC SC - 222,655.708 505,864.728 MT 0.99979787 -0 37 17.3 AH4594;SPC SC - 730,497.73 1,659,661.18 iFT 0.99979787 -0 37 17.3 AH4594;UTM 17 - 3,744,542.771 396,280.690 MT 0.99973262 -0 37 27.2 AH4594 AH4594! - Elev Factor x Scale Factor = Combined Factor AH4594!SPC SC - 0.99998789 x 0.99979787 = 0.99978576 AH4594!UTM 17 - 0.99998789 x 0.99973262 = 0.99972051 AH4594 AH4594 SUPERSEDED SURVEY CONTROL AH4594 AH4594 NAD 83(2001)- 33 50 09.77953(N) 082 07 15.45955(W) AD( ) 1 AH4594 ELLIP H (03/13/03) 77.17 (m) GP( ) 4 2 AH4594 NAD 83(1995)- 33 50 09.77946(N) 082 07 15.45936(W) AD( ) 1 AH4594 ELLIP H (12/20/99) 77.18 (m) GP( ) 4 1 AH4594 NAD 83(1986)- 33 50 09.78830(N) 082 07 15.45651(W) AD( ) 1 AH4594 AH4594.Superseded values are not recommended for survey control. AH4594.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. AH4594.See file dsdata.txt to determine how the superseded data were derived. AH4594 AH4594_U.S. NATIONAL GRID SPATIAL ADDRESS: 17SLT9628144543(NAD 83) AH4594_MARKER: DD = SURVEY DISK AH4594_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT AH4594_STAMPING: TURKEY CREEK 1997 AH4594_MARK LOGO: SCGS AH4594_PROJECTION: FLUSH AH4594_MAGNETIC: M = MARKER EQUIPPED WITH BAR MAGNET AH4594_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO AH4594+STABILITY: SURFACE MOTION AH4594_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR AH4594+SATELLITE: SATELLITE OBSERVATIONS - November 15, 2004 AH4594 AH4594 HISTORY - Date Condition Report By AH4594 HISTORY - 1997 MONUMENTED SCGS AH4594 HISTORY - 20040322 GOOD USPSQD AH4594 HISTORY - 20041115 GOOD SCGS AH4594 AH4594 STATION DESCRIPTION AH4594 AH4594'DESCRIBED BY SOUTH CAROLINA GEODETIC SURVEY 1997 (DDW) AH4594'STATION IS LOCATED 8.10 MILES (13.04 KM) EAST OF PLUM BRANCH, 11.3 AH4594'MILES (18.2 KM) SOUTHEAST OF MCCORMICK. OWNERSHIP--SCDOT, DIRECTOR OF AH4594'PRECONSTRUCTION, P.O. BOX 191, COLUMBIA, SC 29202, PHONE AH4594'803-737-1350. TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAY AH4594'28, U.S. HIGHWAY 221 (MAIN STREET) AND STATE HIGHWAY 283 (EDGEFIELD AH4594'STREET) IN PLUM BRANCH, GO EAST ON HIGHWAY 283 FOR 6.65 MILES (10.70 AH4594'KM) TO THE JUNCTION OF STATE ROAD 138, CONTINUE ON HIGHWAY 283 FOR 2.0 AH4594'MILES (3.2 KM) TO THE STATION ON THE LEFT NEAR A GATE IN THE EAST AH4594'SOUTHEAST ANGLE OF A GATED GRAVEL ROAD LEADING EAST. STATION IS A AH4594'CONCRETE POST FLUSH WITH THE GROUND AND ABOVE THE HIGHWAY, 28.3 FEET AH4594'(8.6 M) NORTHEAST OF THE CENTER OF THE HIGHWAY, 17.6 FEET (5.4 M) AH4594'SOUTHWEST OF THE CENTER OF THE GRAVEL ROAD, 6.8 FEET (2.1 M) SOUTH OF AH4594'SOUTHWEST WOOD GATE POST WITH A SCGS REFERENCE WASHER ATTACHED, 2.5 AH4594'FEET (0.8 M) NORTHWEST OF A WITNESS POST. DESCRIBED BY R.W. ROBERTS. AH4594 AH4594 STATION RECOVERY (2004) AH4594 AH4594'RECOVERY NOTE BY US POWER SQUADRON 2004 (DD) AH4594'WITNESS POST MISSING AH4594'NO SCGS REFERENCE WASHER LOCATED AH4594'GATE POST REPLACED. AH4594'NEW REFERENCE, 77 FEET WEST FROM SOUTH GATE POST AH4594 AH4594 STATION RECOVERY (2004) AH4594 AH4594'RECOVERY NOTE BY SOUTH CAROLINA GEODETIC SURVEY 2004 (DDW) AH4594'STATION IS LOCATED 8.0 MILES EAST OF PLUM BRANCH, 11.3 MILES EAST AH4594'SOUTHEAST OF MCCORMICK. OWNERSHIP--SCDOT, DIRECTOR OF AH4594'PRECONSTRUCTION, P.O. BOX 191, COLUMBIA, SC 29202, PHONE AH4594'803-737-1350. TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAYS AH4594'28, 283 (EDGEFIELD STREET) AND U.S. HIGHWAY 221 (MAIN STREET) IN PLUM AH4594'BRANCH, GO EAST ON HIGHWAY 283 FOR 6.55 MILES TO THE JUNCTION OF AH4594'STATE ROAD 138 (KEY ROAD RIGHT, LIBERTY HILL ROAD LEFT), CONTINUE ON AH4594'HIGHWAY 283 FOR 2.0 MILES TO THE STATION ON THE LEFT IN THE SOUTHEAST AH4594'ANGLE OF A GATED GRAVEL ROAD LEADING EAST. STATION IS A CONCRETE POST AH4594'FLUSH WITH THE GROUND AND 5.5 FEET ABOVE HIGHWAY 283, 28.0 FEET AH4594'NORTHEAST OF THE CENTER OF THE HIGHWAY, 17.0 FEET SOUTHWEST OF THE AH4594'CENTER OF THE GRAVEL ROAD, 76.3 FEET WEST NORTHWEST OF THE SOUTHWEST AH4594'WOOD GATE POST. RECOVERED BY J.B. SMOAK.