1 National Geodetic Survey, Retrieval Date = MARCH 3, 2005 BC1392 *********************************************************************** BC1392 TIDAL BM - This is a Tidal Bench Mark. BC1392 DESIGNATION - FT GEORGE 3 RESET BC1392 PID - BC1392 BC1392 STATE/COUNTY- FL/DUVAL BC1392 USGS QUAD - MAYPORT (1992) BC1392 BC1392 *CURRENT SURVEY CONTROL BC1392 ___________________________________________________________________ BC1392* NAD 83(1986)- 30 26 23. (N) 081 26 16. (W) SCALED BC1392* NAVD 88 - 3.068 (meters) 10.07 (feet) ADJUSTED BC1392 ___________________________________________________________________ BC1392 GEOID HEIGHT- -28.51 (meters) GEOID03 BC1392 DYNAMIC HT - 3.064 (meters) 10.05 (feet) COMP BC1392 MODELED GRAV- 979,369.6 (mgal) NAVD 88 BC1392 BC1392 VERT ORDER - SECOND CLASS I BC1392 BC1392.The horizontal coordinates were scaled from a topographic map and have BC1392.an estimated accuracy of +/- 6 seconds. BC1392 BC1392.The orthometric height was determined by differential leveling BC1392.and adjusted by the National Geodetic Survey in May 2004. BC1392.No vertical observational check was made to the station. BC1392 BC1392.This Tidal Bench Mark is designated as VM 5061 BC1392.by the Center for Operational Oceanographic Products and Services. BC1392 BC1392.The geoid height was determined by GEOID03. BC1392 BC1392.The dynamic height is computed by dividing the NAVD 88 BC1392.geopotential number by the normal gravity value computed on the BC1392.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 BC1392.degrees latitude (g = 980.6199 gals.). BC1392 BC1392.The modeled gravity was interpolated from observed gravity values. BC1392 BC1392; North East Units Estimated Accuracy BC1392;SPC FL E - 676,690. 157,950. MT (+/- 180 meters Scaled) BC1392 BC1392 SUPERSEDED SURVEY CONTROL BC1392 BC1392 NGVD 29 (08/19/04) 3.42 (m) 11.2 (f) RESET 3 BC1392 BC1392.Superseded values are not recommended for survey control. BC1392.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. BC1392.See file dsdata.txt to determine how the superseded data were derived. BC1392 BC1392_U.S. NATIONAL GRID SPATIAL ADDRESS: 17RMP579675(NAD 83) BC1392_MARKER: DV = VERTICAL CONTROL DISK BC1392_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT BC1392_STAMPING: FT GEORGE NO 3 RESET 1977 BC1392_MARK LOGO: NGS BC1392_MAGNETIC: N = NO MAGNETIC MATERIAL BC1392_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO BC1392+STABILITY: SURFACE MOTION BC1392_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR BC1392+SATELLITE: SATELLITE OBSERVATIONS - January 02, 2005 BC1392 BC1392 HISTORY - Date Condition Report By BC1392 HISTORY - 1977 MONUMENTED NGS BC1392 HISTORY - 1978 GOOD FLDNR BC1392 HISTORY - 19880101 GOOD FLDNR BC1392 HISTORY - 20011028 MARK NOT FOUND USPSQD BC1392 HISTORY - 20050102 GOOD USPSQD BC1392 BC1392 STATION DESCRIPTION BC1392 BC1392'DESCRIBED BY FL DEPT OF NAT RES 1978 BC1392'3.3 MI NORTH FROM MAYPORT. BC1392'ABOUT 0.6 MILE NORTH ALONG STATE HIGHWAY A1A FROM THE JUNCTION OF BC1392'STATE HIGHWAY 105 AND THE WEST LANDING OF THE MAYPORT FERRY AT MAYPORT BC1392'THENCE NORTH ALONG EDGEWOOD DRIVE FOR 0.55 MILE, THENCE 2.15 MILES BC1392'NORTH ALONG PALMETTO AVENUE. AT THE NORTH END OF FORT GEORGE ISLAND, BC1392'AT THE KINGSLEY PLANATION, 147 FEET EAST OF CENTER OF BRICK AND BC1392'CONCRETE CISTERN, 123 FEET NORTHEAST OF THE NORTHEAST CORNER OF STABLE BC1392'AND CARRIAGE HOUSE 14.5 FEET SOUTHEAST OF THE EAST EDGE OF THE SOUTH BC1392'ONE OF TWO EAST-WEST HEDGE ROWS THAT FORM A LANE, 11.0 FEET SOUTHWEST BC1392'OF A 48 INCH CEDAR TREE AND A DISK SET IN THE TOP OF A 12 INCH ROUND BC1392'CONCRETE MONUMENT THAT IS SET 1 INCH BELOW THE GROUND SURFACE. NOTE-- BC1392'MARK CAN BE LOCATED WITH A METAL DETECTOR. BC1392 BC1392 STATION RECOVERY (1988) BC1392 BC1392'RECOVERY NOTE BY FL DEPT OF NAT RES 1988 (RWH) BC1392'RECOVERED IN GOOD CONDITION. NOTE--EXCEPT EDGEWOOD DRIVE IS NOW KNOWN BC1392'AS FORT GEORGE ROAD, THE MARK IS 54.2 FT (16.5 M) SOUTH OF BENCHMARK BC1392'FT GEORGE NO 2 RESET 1977. BC1392 BC1392 STATION RECOVERY (2001) BC1392 BC1392'RECOVERY NOTE BY US POWER SQUADRON 2001 (GLF) BC1392'MARK NOT FOUND. BC1392 BC1392 STATION RECOVERY (2005) BC1392 BC1392'RECOVERY NOTE BY US POWER SQUADRON 2005 (JJR) BC1392'RECOVERED IN GOOD CONDITION.