1 National Geodetic Survey, Retrieval Date = MARCH 10, 2012 LV0627 *********************************************************************** LV0627 DESIGNATION - Y 1403 LV0627 PID - LV0627 LV0627 STATE/COUNTY- CA/HUMBOLDT LV0627 USGS QUAD - EUREKA (1972) LV0627 LV0627 *CURRENT SURVEY CONTROL LV0627 ___________________________________________________________________ LV0627* NAD 83(1986)- 40 52 06. (N) 124 07 49. (W) SCALED LV0627* NAVD 88 - 1.794 (meters) 5.89 (feet) ADJUSTED LV0627 ___________________________________________________________________ LV0627 GEOID HEIGHT- -30.43 (meters) GEOID09 LV0627 DYNAMIC HT - 1.793 (meters) 5.88 (feet) COMP LV0627 MODELED GRAV- 980,205.1 (mgal) NAVD 88 LV0627 LV0627 VERT ORDER - FIRST CLASS II LV0627 LV0627.The horizontal coordinates were scaled from a topographic map and have LV0627.an estimated accuracy of +/- 6 seconds. LV0627. LV0627.The orthometric height was determined by differential leveling and LV0627.adjusted in June 1991. LV0627 LV0627.The geoid height was determined by GEOID09. LV0627 LV0627.The dynamic height is computed by dividing the NAVD 88 LV0627.geopotential number by the normal gravity value computed on the LV0627.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 LV0627.degrees latitude (g = 980.6199 gals.). LV0627 LV0627.The modeled gravity was interpolated from observed gravity values. LV0627 LV0627; North East Units Estimated Accuracy LV0627;SPC CA 1 - 672,630. 1,820,450. MT (+/- 180 meters Scaled) LV0627 LV0627 SUPERSEDED SURVEY CONTROL LV0627 LV0627 NGVD 29 (12/02/92) 0.771 (m) 2.53 (f) ADJUSTED 1 2 LV0627 LV0627.Superseded values are not recommended for survey control. LV0627.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LV0627.See file dsdata.txt to determine how the superseded data were derived. LV0627 LV0627_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TDL047247(NAD 83) LV0627 LV0627_MARKER: I = METAL ROD LV0627_SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) LV0627_SP_SET: STAINLESS STEEL ROD LV0627_STAMPING: Y 1403 1988 LV0627_MARK LOGO: NGS LV0627_PROJECTION: FLUSH LV0627_MAGNETIC: I = MARKER IS A STEEL ROD LV0627_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL LV0627_ROD/PIPE-DEPTH: 8.2 meters LV0627 LV0627 HISTORY - Date Condition Report By LV0627 HISTORY - 1988 MONUMENTED NGS LV0627 LV0627 STATION DESCRIPTION LV0627 LV0627'DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 LV0627'4.2 KM (2.00 MI) SOUTHWESTERLY ALONG STATE HIGHWAY 255 FROM THE LV0627'JUNCTION OF U.S. HIGHWAY 101 IN ARCATA, 0.4 KM (0.25 MI) EAST OF THE LV0627'INTERSECTION OF JACKSON RANCH ROAD, 31.0 M (101.7 FT) EAST-NORTHEAST LV0627'OF A UTILITY POLE, 17.6 M (57.7 FT) NORTH OF THE CENTERLINE OF THE LV0627'HIGHWAY, 4.0 M (13.1 FT) NORTH OF THE NEAR RAIL OF THE NORTHWESTERN LV0627'PACIFIC RAILROAD, 3.0 M (9.8 FT) WEST OF A T-FENCE CORNER, 0.9 M (3.0 LV0627'FT) BELOW THE LEVEL OF THE HIGHWAY, AND 0.3 M (1.0 FT) SOUTH OF A LV0627'WITNESS POST AND FENCE. NOTE--ACCESS TO THE DATUM POINT IS THROUGH A LV0627'5-INCH LOGO CAP.