1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 HV1328 *********************************************************************** HV1328 DESIGNATION - 307 PBPP HV1328 PID - HV1328 HV1328 STATE/COUNTY- DC/DISTRICT OF COLUMBIA HV1328 USGS QUAD - ANACOSTIA (1979) HV1328 HV1328 *CURRENT SURVEY CONTROL HV1328 ___________________________________________________________________ HV1328* NAD 83(1986)- 38 51 10. (N) 076 59 46. (W) SCALED HV1328* NAVD 88 - 52.22 (+/-2cm) 171.3 (feet) VERTCON HV1328 ___________________________________________________________________ HV1328 GEOID HEIGHT- -32.17 (meters) GEOID99 HV1328 HV1328 VERT ORDER - FIRST CLASS II (See Below) HV1328 HV1328.The horizontal coordinates were scaled from a topographic map and have HV1328.an estimated accuracy of +/- 6 seconds. HV1328 HV1328.The NAVD 88 height was computed by applying the VERTCON shift value to HV1328.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HV1328.The vertical order pertains to the superseded datum. HV1328 HV1328.The geoid height was determined by GEOID99. HV1328 HV1328 SUPERSEDED SURVEY CONTROL HV1328 HV1328 NGVD 29 (??/??/??) 52.461 (m) 172.12 (f) ADJUSTED 1 2 HV1328 HV1328.Superseded values are not recommended for survey control. HV1328.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV1328.See file dsdata.txt to determine how the superseded data were derived. HV1328 HV1328_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ267023(NAD 83) HV1328_MARKER: DD = SURVEY DISK HV1328_SETTING: 30 = GATEPOST HV1328_STAMPING: 307 HV1328_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV1328 HV1328 HISTORY - Date Condition Report By HV1328 HISTORY - 1931 MONUMENTED PBPP HV1328 HISTORY - 1942 GOOD CGS HV1328 HISTORY - 1943 GOOD CGS HV1328 HISTORY - 20030901 GOOD GEOCAC HV1328 HV1328 STATION DESCRIPTION HV1328 HV1328'DESCRIBED BY COAST AND GEODETIC SURVEY 1942 HV1328'IN WASHINGTON. HV1328'IN SOUTHEAST WASHINGTON, ON NICHOLS AVENUE SE, AT ST. ELIZABETHS HV1328'HOSPITAL, AT GATE 2, IN THE E SIDE OF THE S GATEPOST, AND 9 HV1328'IN ABOVE THE GROUND. A PUBLIC BUILDINGS AND PUBLIC PARKS HV1328'STANDARD DISK, STAMPED 307 AND SET VERTICALLY. HV1328 HV1328 STATION RECOVERY (1943) HV1328 HV1328'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1943 HV1328'RECOVERED IN GOOD CONDITION. HV1328 HV1328 STATION RECOVERY (2003) HV1328 HV1328'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV1328'NICHOLS AVENUE IS NOW KNOWN AS MARTIN LUTHER KING, JR., AVENUE 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 HV2047 *********************************************************************** HV2047 DESIGNATION - 308 PBPP HV2047 PID - HV2047 HV2047 STATE/COUNTY- DC/DISTRICT OF COLUMBIA HV2047 USGS QUAD - ALEXANDRIA (1994) HV2047 HV2047 *CURRENT SURVEY CONTROL HV2047 ___________________________________________________________________ HV2047* NAD 83(1986)- 38 50 34. (N) 077 00 02. (W) SCALED HV2047* NAVD 88 - 53.708 (meters) 176.21 (feet) ADJUSTED HV2047 ___________________________________________________________________ HV2047 GEOID HEIGHT- -32.18 (meters) GEOID99 HV2047 DYNAMIC HT - 53.679 (meters) 176.11 (feet) COMP HV2047 MODELED GRAV- 980,089.5 (mgal) NAVD 88 HV2047 HV2047 VERT ORDER - FIRST CLASS II HV2047 HV2047.The horizontal coordinates were scaled from a topographic map and have HV2047.an estimated accuracy of +/- 6 seconds. HV2047 HV2047.The orthometric height was determined by differential leveling HV2047.and adjusted by the National Geodetic Survey in June 1991. HV2047 HV2047.The geoid height was determined by GEOID99. HV2047 HV2047.The dynamic height is computed by dividing the NAVD 88 HV2047.geopotential number by the normal gravity value computed on the HV2047.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV2047.degrees latitude (g = 980.6199 gals.). HV2047 HV2047.The modeled gravity was interpolated from observed gravity values. HV2047 HV2047 SUPERSEDED SURVEY CONTROL HV2047 HV2047 NGVD 29 (??/??/??) 53.950 (m) 177.00 (f) ADJUSTED 1 2 HV2047 HV2047.Superseded values are not recommended for survey control. HV2047.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV2047.See file dsdata.txt to determine how the superseded data were derived. HV2047 HV2047_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ263012(NAD 83) HV2047_MARKER: DD = SURVEY DISK HV2047_SETTING: 30 = WALL HV2047_STAMPING: 308 HV2047_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV2047_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV2047+SATELLITE: SATELLITE OBSERVATIONS - August 28, 2003 HV2047 HV2047 HISTORY - Date Condition Report By HV2047 HISTORY - UNK MONUMENTED PBPP HV2047 HISTORY - 1931 GOOD PBPP HV2047 HISTORY - 1960 GOOD CGS HV2047 HISTORY - 20030828 GOOD GEOCAC HV2047 HV2047 STATION DESCRIPTION HV2047 HV2047'DESCRIBED BY PUB BLDGS AND PARKS 1931 HV2047'IN WASHINGTON. HV2047'IN SOUTHEAST WASHINGTON, AT THE INTERSECTION OF NICHOLS AVENUE HV2047'AND FOURTH STREET SOUTHEAST, AT FIRE STATION NO. 25, AT THE HV2047'CENTER ENTRANCE (THIS ENTRANCE PROJECTS ABOUT 4 FEET FROM THE HV2047'MAIN PORTION OF THE BUILDING), IN THE NORTH WALL OF THIS PROJECTING HV2047'ENTRANCE, AND 38 INCHES ABOVE THE PAVEMENT. A PUBLIC BUILDINGS HV2047'AND PUBLIC PARKS STANDARD DISK, STAMPED 308 AND SET VERTICALLY. HV2047 HV2047 STATION RECOVERY (1960) HV2047 HV2047'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 HV2047'RECOVERED IN GOOD CONDITION. HV2047 HV2047 STATION RECOVERY (2003) HV2047 HV2047'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV2047'NICHOLS AVENUE IS NOW KNOWN AS MARTIN LUTHER KING, JR., AVENUE 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 HV9832 *********************************************************************** HV9832 DESIGNATION - FOX GPS E809 HV9832 PID - HV9832 HV9832 STATE/COUNTY- DC/DISTRICT OF COLUMBIA HV9832 USGS QUAD - WASHINGTON WEST (1983) HV9832 HV9832 *CURRENT SURVEY CONTROL HV9832 ___________________________________________________________________ HV9832* NAD 83(1993)- 38 55 01.58189(N) 077 01 54.39757(W) ADJUSTED HV9832* NAVD 88 - 30.9 (meters) 101. (feet) VERTCON HV9832 ___________________________________________________________________ HV9832 X - 1,115,121.619 (meters) COMP HV9832 Y - -4,842,373.698 (meters) COMP HV9832 Z - 3,985,160.447 (meters) COMP HV9832 LAPLACE CORR- -2.17 (seconds) DEFLEC99 HV9832 ELLIP HEIGHT- -1.19 (meters) (08/30/02) GPS OBS HV9832 GEOID HEIGHT- -32.00 (meters) GEOID99 HV9832 HV9832 HORZ ORDER - FIRST HV9832 ELLP ORDER - FOURTH CLASS II HV9832 HV9832.The horizontal coordinates were established by GPS observations HV9832.and adjusted by the National Geodetic Survey in November 1994. HV9832 HV9832.The NAVD 88 height was computed by applying the VERTCON shift value to HV9832.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HV9832 HV9832.The X, Y, and Z were computed from the position and the ellipsoidal ht. HV9832 HV9832.The Laplace correction was computed from DEFLEC99 derived deflections. HV9832 HV9832.The ellipsoidal height was determined by GPS observations HV9832.and is referenced to NAD 83. HV9832 HV9832.The geoid height was determined by GEOID99. HV9832 HV9832; North East Units Scale Converg. HV9832;SPC MD - 138,804.696 397,244.192 MT 0.99995011 -0 01 11.8 HV9832;SPC MD - 455,395.07 1,303,291.99 sFT 0.99995011 -0 01 11.8 HV9832;SPC VA N - 2,139,817.282 3,627,324.877 MT 0.99996202 +0 54 58.8 HV9832;UTM 18 - 4,309,540.267 323,851.892 MT 0.99998208 -1 16 36.1 HV9832 HV9832|---------------------------------------------------------------------| HV9832| PID Reference Object Distance Geod. Az | HV9832| dddmmss.s | HV9832| HV9833 HAGGINS GPS E808 332.308 METERS 09006 | HV9832|---------------------------------------------------------------------| HV9832 HV9832 SUPERSEDED SURVEY CONTROL HV9832 HV9832 ELLIP H (11/14/94) -1.20 (m) GP( ) 4 2 HV9832 NAD 83(1991)- 38 55 01.58128(N) 077 01 54.39774(W) AD( ) 1 HV9832 NGVD 29 (11/30/93) 31.1 (m) 102. (f) GPS OBS HV9832 HV9832.Superseded values are not recommended for survey control. HV9832.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV9832.See file dsdata.txt to determine how the superseded data were derived. HV9832 HV9832_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ2385209540(NAD 83) HV9832_MARKER: DD = SURVEY DISK HV9832_SETTING: 31 = FLUSH IN SIDEWALK HV9832_STAMPING: FOX GPS E809 9-92 HV9832_MARK LOGO: DEWDAV HV9832_MAGNETIC: O = OTHER; SEE DESCRIPTION HV9832_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV9832_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV9832+SATELLITE: SATELLITE OBSERVATIONS - August 24, 2003 HV9832 HV9832 HISTORY - Date Condition Report By HV9832 HISTORY - 1992 MONUMENTED DEWDAV HV9832 HISTORY - 20030824 GOOD GEOCAC HV9832 HV9832 STATION DESCRIPTION HV9832 HV9832'DESCRIBED BY DEWBERRY DAVIS 1992 HV9832'STATION IS LOCATED IN DOWNTOWN WASHINGTON, DISTRICT OF COLUMBIA. HV9832'TO REACH STATION PROCEED TO INTERSECTION OF 14TH STREET NORTHWEST AND HV9832'U STREET NORTHWEST. STATION IS STANDARD 2.5 INCH DIAMETER BRASS METRO HV9832'DISK SET IN SIDEWALK IN NORTHEAST QUADRANT OF SAID INTERSECTION. HV9832'STATION IS 343.622 FT (104.736 M) SOUTH 00-13-12 EAST OF METRO CONTROL HV9832'POINT E903 ON 14TH STREET, 122.015 FT (37.190 M) NORTH OF REFERENCE HV9832'DISK A, 897.00 FT (273.41 M) WEST OF REFERENCE DISK C AT 13TH STREET HV9832'AND NORTH 89-52-29 WEST 1090.251 FT (332.309 M) FROM METRO CONTROL HV9832'STATION HAGGINS E808. HV9832 HV9832 STATION RECOVERY (2003) HV9832 HV9832'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV9832'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 HV1224 *********************************************************************** HV1224 DESIGNATION - Q DC HV1224 PID - HV1224 HV1224 STATE/COUNTY- DC/DISTRICT OF COLUMBIA HV1224 USGS QUAD - WASHINGTON EAST (1979) HV1224 HV1224 *CURRENT SURVEY CONTROL HV1224 ___________________________________________________________________ HV1224* NAD 83(1986)- 38 53 55. (N) 076 59 34. (W) SCALED HV1224* NAVD 88 - 13.885 (meters) 45.55 (feet) ADJUSTED HV1224 ___________________________________________________________________ HV1224 GEOID HEIGHT- -32.10 (meters) GEOID99 HV1224 DYNAMIC HT - 13.878 (meters) 45.53 (feet) COMP HV1224 MODELED GRAV- 980,103.1 (mgal) NAVD 88 HV1224 HV1224 VERT ORDER - FIRST CLASS II HV1224 HV1224.The horizontal coordinates were scaled from a topographic map and have HV1224.an estimated accuracy of +/- 6 seconds. HV1224 HV1224.The orthometric height was determined by differential leveling HV1224.and adjusted by the National Geodetic Survey in June 1991. HV1224 HV1224.The geoid height was determined by GEOID99. HV1224 HV1224.The dynamic height is computed by dividing the NAVD 88 HV1224.geopotential number by the normal gravity value computed on the HV1224.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV1224.degrees latitude (g = 980.6199 gals.). HV1224 HV1224.The modeled gravity was interpolated from observed gravity values. HV1224 HV1224 SUPERSEDED SURVEY CONTROL HV1224 HV1224 NGVD 29 (??/??/??) 14.134 (m) 46.37 (f) ADJUSTED 1 2 HV1224 HV1224.Superseded values are not recommended for survey control. HV1224.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV1224.See file dsdata.txt to determine how the superseded data were derived. HV1224 HV1224_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ271074(NAD 83) HV1224_MARKER: DB = BENCH MARK DISK HV1224_SETTING: 36 = SCHOOL BUILDING HV1224_STAMPING: Q 1917 HV1224_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV1224_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV1224+SATELLITE: SATELLITE OBSERVATIONS - July 13, 2003 HV1224 HV1224 HISTORY - Date Condition Report By HV1224 HISTORY - 1917 MONUMENTED CGS HV1224 HISTORY - 1929 GOOD CGS HV1224 HISTORY - 1941 GOOD CGS HV1224 HISTORY - 20030713 GOOD GEOCAC HV1224 HV1224 STATION DESCRIPTION HV1224 HV1224'DESCRIBED BY COAST AND GEODETIC SURVEY 1929 HV1224'AT WASHINGTON. HV1224'AT WASHINGTON, AT THE SOUTHEAST CORNER OF THE INTERSECTION OF HV1224'TENTH AND G STREETS NORTHEAST, AT THE MADISON SCHOOL, IN THE HV1224'WEST WALL, 7.5 FEET SOUTH OF THE CENTER OF THE ENTRANCE, AND HV1224'3.5 FEET ABOVE THE SIDEWALK. A STANDARD DISK, STAMPED Q 1917 HV1224'AND SET VERTICALLY. HV1224 HV1224 STATION RECOVERY (1941) HV1224 HV1224'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1941 HV1224'RECOVERED IN GOOD CONDITION. HV1224 HV1224 STATION RECOVERY (2003) HV1224 HV1224'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV1224'BUILDING IS NO LONGER A SCHOOL. STATION DISK IS LOCATED TO RIGHT OF HV1224'ENTRANCE, BEHIND GAS PIPES. DISK IS PAINTED BUT STAMPING IS LEGIBLE. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 HV1222 *********************************************************************** HV1222 DESIGNATION - S HV1222 PID - HV1222 HV1222 STATE/COUNTY- DC/DISTRICT OF COLUMBIA HV1222 USGS QUAD - WASHINGTON WEST (1983) HV1222 HV1222 *CURRENT SURVEY CONTROL HV1222 ___________________________________________________________________ HV1222* NAD 83(1986)- 38 53 35. (N) 077 00 00. (W) SCALED HV1222* NAVD 88 - 27.019 (meters) 88.64 (feet) ADJUSTED HV1222 ___________________________________________________________________ HV1222 GEOID HEIGHT- -32.10 (meters) GEOID99 HV1222 DYNAMIC HT - 27.005 (meters) 88.60 (feet) COMP HV1222 MODELED GRAV- 980,101.9 (mgal) NAVD 88 HV1222 HV1222 VERT ORDER - FIRST CLASS II HV1222 HV1222.The horizontal coordinates were scaled from a topographic map and have HV1222.an estimated accuracy of +/- 6 seconds. HV1222 HV1222.The orthometric height was determined by differential leveling HV1222.and adjusted by the National Geodetic Survey in June 1991. HV1222.WARNING-Repeat measurements at this control monument indicate possible HV1222.vertical movement. HV1222 HV1222.The geoid height was determined by GEOID99. HV1222 HV1222.The dynamic height is computed by dividing the NAVD 88 HV1222.geopotential number by the normal gravity value computed on the HV1222.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV1222.degrees latitude (g = 980.6199 gals.). HV1222 HV1222.The modeled gravity was interpolated from observed gravity values. HV1222 HV1222 SUPERSEDED SURVEY CONTROL HV1222 HV1222 NGVD 29 (??/??/92) 27.25 (m) 89.4 (f) COMPUTED 1 2 HV1222 HV1222.Superseded values are not recommended for survey control. HV1222.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV1222.See file dsdata.txt to determine how the superseded data were derived. HV1222 HV1222_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ265068(NAD 83) HV1222_MARKER: DB = BENCH MARK DISK HV1222_SETTING: 36 = SCHOOL BUILDING HV1222_STAMPING: S 1917 HV1222_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HV1222_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV1222+SATELLITE: SATELLITE OBSERVATIONS - July 13, 2003 HV1222 HV1222 HISTORY - Date Condition Report By HV1222 HISTORY - 1917 MONUMENTED CGS HV1222 HISTORY - 1929 GOOD CGS HV1222 HISTORY - 1960 GOOD CGS HV1222 HISTORY - 20030713 GOOD GEOCAC HV1222 HV1222 STATION DESCRIPTION HV1222 HV1222'DESCRIBED BY COAST AND GEODETIC SURVEY 1929 HV1222'AT WASHINGTON. HV1222'AT WASHINGTON, AT THE INTERSECTION OF FIFTH AND C STREETS HV1222'NORTHEAST, OPPOSITE STANTON PARK, AT THE NORTH ENTRANCE TO THE HV1222'PEABODY SCHOOL, AT THE WEST SIDE OF THE STEPS, IN THE TOP OF THE HV1222'STONE SLAB COPING OF THE SIDE WALL, AND ABOUT 4 INCHES NORTH OF HV1222'THE BUILDING WALL. A STANDARD DISK, STAMPED S 1917. HV1222 HV1222 STATION RECOVERY (1960) HV1222 HV1222'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 HV1222'RECOVERED IN GOOD CONDITION. HV1222 HV1222 STATION RECOVERY (2003) HV1222 HV1222'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV1222'FORMER PEABODY SCHOOL IS NOW PEABODY EARLY CHILDHOOD CAMPUS, 425 C HV1222'STREET, NE. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 HV1970 *********************************************************************** HV1970 DESIGNATION - T 1 HV1970 PID - HV1970 HV1970 STATE/COUNTY- DC/DISTRICT OF COLUMBIA HV1970 USGS QUAD - WASHINGTON WEST (1983) HV1970 HV1970 *CURRENT SURVEY CONTROL HV1970 ___________________________________________________________________ HV1970* NAD 83(1986)- 38 53 49. (N) 077 00 26. (W) SCALED HV1970* NAVD 88 - 18.580 (meters) 60.96 (feet) ADJUSTED HV1970 ___________________________________________________________________ HV1970 GEOID HEIGHT- -32.08 (meters) GEOID99 HV1970 DYNAMIC HT - 18.571 (meters) 60.93 (feet) COMP HV1970 MODELED GRAV- 980,102.9 (mgal) NAVD 88 HV1970 HV1970 VERT ORDER - FIRST CLASS I HV1970 HV1970.The horizontal coordinates were scaled from a topographic map and have HV1970.an estimated accuracy of +/- 6 seconds. HV1970 HV1970.The orthometric height was determined by differential leveling HV1970.and adjusted by the National Geodetic Survey in June 1991. HV1970 HV1970.The geoid height was determined by GEOID99. HV1970 HV1970.The dynamic height is computed by dividing the NAVD 88 HV1970.geopotential number by the normal gravity value computed on the HV1970.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 HV1970.degrees latitude (g = 980.6199 gals.). HV1970 HV1970.The modeled gravity was interpolated from observed gravity values. HV1970 HV1970 SUPERSEDED SURVEY CONTROL HV1970 HV1970 NGVD 29 (??/??/??) 18.814 (m) 61.73 (f) ADJUSTED 1 1 HV1970 HV1970.Superseded values are not recommended for survey control. HV1970.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HV1970.See file dsdata.txt to determine how the superseded data were derived. HV1970 HV1970_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUJ259072(NAD 83) HV1970_MARKER: DB = BENCH MARK DISK HV1970_SETTING: 30 = PEDESTAL HV1970_STAMPING: T 1 1929 HV1970_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HV1970_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HV1970+SATELLITE: SATELLITE OBSERVATIONS - July 13, 2003 HV1970 HV1970 HISTORY - Date Condition Report By HV1970 HISTORY - 1929 MONUMENTED CGS HV1970 HISTORY - 1971 GOOD NGS HV1970 HISTORY - 1974 GOOD NGS HV1970 HISTORY - 1978 GOOD DMA HV1970 HISTORY - 1979 GOOD NGS HV1970 HISTORY - 20030713 GOOD GEOCAC HV1970 HV1970 STATION DESCRIPTION HV1970 HV1970'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971 HV1970'AT WASHINGTON. HV1970'AT WASHINGTON, D.C., ON THE SOUTHWEST SIDE OF UNION STATION, HV1970'10 FEET SOUTHEAST OF SOUTHEAST EDGE OF THE TAXICAB STATION, HV1970'IN THE SOUTH CORNER OF THE SQUARE PEDESTAL OF THE COLUMN, AND HV1970'3.5 FEET ABOVE THE LEVEL OF THE STREET. A STANDARD DISK, STAMPED HV1970'T 1 1929. NOTE-- CONSTRUCTION IS IN PROGRESS AROUND THE STATION HV1970'AT THIS TIME. THE CONSTRUCTION FOREMAN INFORMED THIS PARTY THAT HV1970'CONSIDERABLE CHANGE WOULD BE MADE IN THE NEAR FUTURE, BUT THE HV1970'MARK WOULD BE PRESERVED IF POSSIBLE. IT IS IMPRACTICAL TO WRITE HV1970'A NEW DESCRIPTION AT THIS TIME. HV1970 HV1970 STATION RECOVERY (1974) HV1970 HV1970'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 HV1970'RECOVERED IN GOOD CONDITION. HV1970 HV1970 STATION RECOVERY (1978) HV1970 HV1970'RECOVERY NOTE BY DEFENSE MAP AGENCY 1978 HV1970'RECOVERED IN GOOD CONDITION. HV1970 HV1970 STATION RECOVERY (1979) HV1970 HV1970'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1979 HV1970'RECOVERED IN GOOD CONDITION. HV1970 HV1970 STATION RECOVERY (2003) HV1970 HV1970'RECOVERY NOTE BY GEOCACHING 2003 (APC) HV1970'FORMER TAXI AREA IS NOW LOCATION OF ESCALATOR DOWN TO METRO SUBWAY. HV1970'THE STATION DISK IS PLACED HORIZONTALLY ON THE SQUARE BASE OF A HV1970'HALF-COLUMN TO THE RIGHT (EAST) OF A LARGE ARCHWAY AT THE WEST END OF HV1970'THE SOUTHERN (MAIN) FACADE OF UNION STATION. HV1970' HV1970'THE DISK IS LOCATED APPROXIMATELY 66 FEET SOUTH OF THE SOUTH SIDE OF HV1970'THE GRANITE WALL SURROUNDING THE METRO ESCALATORS AND ABOUT 55 FEET HV1970'EAST OF A METRO PYLON LOCATED AT THE SOUTHWEST EXTERIOR CORNER OF THE HV1970'UNION STATION BUILDING.