National Geodetic Survey, Retrieval Date = JULY 31, 1997 FZ2155 *********************************************************************** FZ2155 DESIGNATION - ROGERS RESET FZ2155 PID - FZ2155 FZ2155 STATE/COUNTY- VA/GRAYSON FZ2155 USGS QUAD - WHITETOP MOUNTAIN (1978) FZ2155 FZ2155 *CURRENT SURVEY CONTROL FZ2155 ___________________________________________________________________ FZ2155* NAD 83(1993)- 36 39 36.23145(N) 081 32 41.59120(W) ADJUSTED FZ2155* NAVD 88 - 1740.6 (meters) 5711. (feet) VERTCON FZ2155 ___________________________________________________________________ FZ2155 X - 753,401.816 (meters) COMP FZ2155 Y - -5,068,287.257 (meters) COMP FZ2155 Z - 3,788,218.811 (meters) COMP FZ2155 LAPLACE CORR- 0.03 (seconds) DEFLEC96 FZ2155 ELLIP HEIGHT- 1709.51 (meters) GPS OBS FZ2155 GEOID HEIGHT- -30.69 (meters) GEOID96 FZ2155 FZ2155 HORZ ORDER - FIRST FZ2155 ELLP ORDER - FOURTH CLASS II FZ2155 FZ2155 FZ2155 FZ2155.The horizontal coordinates were established by classical geodetic methods FZ2155.and adjusted by the National Geodetic Survey in September 1995. FZ2155 FZ2155.The NAVD 88 height was computed by applying the VERTCON shift value to FZ2155.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) FZ2155 FZ2155.The X, Y, and Z were computed from the position and the ellipsoidal ht. FZ2155 FZ2155.The Laplace correction was computed from DEFLEC96 derived deflections. FZ2155 FZ2155.The ellipsoidal height was determined by GPS observations FZ2155.and is referenced to NAD 83. FZ2155 FZ2155.The geoid height was determined by GEOID96. FZ2155 FZ2155; North East Units Scale Converg. FZ2155;SPC VA S - 1,040,648.978 3,227,809.280 MT 1.00002106 -1 50 52.9 FZ2155;UTM 17 - 4,057,301.535 451,302.965 MT 0.99962921 -0 19 31.2 FZ2155 FZ2155: Primary Azimuth Mark Grid Az FZ2155:SPC VA S - GLENN 235 23 16.3 FZ2155:UTM 17 - GLENN 233 51 54.6 FZ2155 FZ2155|---------------------------------------------------------------------| FZ2155| PID Reference Object Distance Geod. Az | FZ2155| dddmmss.s | FZ2155| ROGERS RM 1 22.152 METERS 18950 | FZ2155| FZ2158 GLENN APPROX.14.7 KM 2333223.4 | FZ2155| ROGERS RM 3 AZIMUTH 2631753.3 | FZ2155| ROGERS RM 2 14.997 METERS 26603 | FZ2155|---------------------------------------------------------------------| FZ2155 FZ2155 SUPERSEDED SURVEY CONTROL FZ2155 FZ2155 NAD 83(1986)- 36 39 36.23940(N) 081 32 41.58886(W) ADJUSTED FZ2155 NAD 27 - 36 39 35.81572(N) 081 32 42.16886(W) ADJUSTED FZ2155 NGVD 29 - 1740.6 (meters) 5711. (feet) GPS OBS FZ2155 FZ2155.Superseded values are not recommended for survey control. FZ2155.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. FZ2155.See file format.dat to determine how the superseded data were derived. FZ2155 FZ2155_MARKER: DS = TRIANGULATION STATION DISK FZ2155_SETTING: 66 = SET IN ROCK OUTCROP FZ2155_STAMPING: ROGERS 1930 1933 FZ2155_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD FZ2155+STABILITY: POSITION/ELEVATION WELL FZ2155_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR FZ2155+SATELLITE: SATELLITE OBSERVATIONS - June 11, 1991 FZ2155 FZ2155 HISTORY - Date Condition Recov. By FZ2155 HISTORY - 1894 MONUMENTED CGS FZ2155 HISTORY - 1930 GOOD CGS FZ2155 HISTORY - 1934 SEE DESCRIPTION CGS FZ2155 HISTORY - 19910611 GOOD NCGS FZ2155 FZ2155 STATION DESCRIPTION FZ2155 FZ2155'DESCRIBED BY COAST AND GEODETIC SURVEY 1894 (AHB) FZ2155'STATION ORIGINALLY MARKED BY DRILL HOLE IN ROCK AT INTERSECTION FZ2155'OF N-S AND E-W GROOVES AND SURROUNDED BY LETTERS U.S.C.S. FZ2155 FZ2155 STATION RECOVERY (1930) FZ2155 FZ2155'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1930 FZ2155'RECOVERED IN GOOD CONDITION. FZ2155 FZ2155 STATION RECOVERY (1934) FZ2155 FZ2155'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1934 FZ2155'STATION IS ABOUT 25 MILES E OF ABINGDON, ABOUT 5-1/2 MILES FZ2155'E OF KONNAROCK, ABOUT 65 FEET N OF HIGHEST POINT OF MOUNT FZ2155'ROGERS (LOCALLY KNOWN AS BALSAM), 33.8 FEET N OF TWIN 12-INCH FZ2155'SPRUCE TREES, AND IN TOP OF ROCK OUTCROP WHICH PROJECTS ABOUT FZ2155'3 FEET ABOVE GROUND. FZ2155' FZ2155'STATION WAS REMARKED IN 1930 WITH STANDARD STATION DISK AND FZ2155'TWO STANDARD REFERENCE DISKS WERE ESTABLISHED IN ROCK OUTCROPS. FZ2155' FZ2155'REFERENCE MARK NO. 1 IS ABOUT SAME ELEVATION AS STATION, FZ2155'NEAR TRAIL LEADING TO STATION, 39.5 FEET S OF TWIN 12-INCH FZ2155'TREES, AND 22.16 METERS (72.7 FEET) FROM STATION FZ2155'S 9 DEG 49 MIN W. FZ2155' FZ2155'REFERENCE MARK NO. 2 IS ON DOWNWARD SLOPE OF RIDGE AND 15.01 FZ2155'METERS (49.2 FEET) FROM STATION S 86 DEG 02 MIN W. FZ2155' FZ2155'REFERENCE MARK NO. 3, ESTABLISHED IN 1933, IS A STANDARD FZ2155'REFERENCE DISK IN E-W ROCK OUTCROP ON DOWNWARD SLOPE OF RIDGE, FZ2155'ABOUT 30 FEET ENE OF DEAD 6-INCH TREE, AND ABOUT 75 YARDS FZ2155'FROM STATION S 83 DEG 18 MIN W. FZ2155' FZ2155'TO REACH FROM SIGN WHITE TOP AT CHILHOWIE, GO S 13.4 MILES FZ2155'ON STATE HIGHWAY 79 TO WHITE TOP INN ON LEFT, FOLLOW LEFT FZ2155'FORK ACROSS MOUNTAIN 4.1 MILES TO TOP OF GRADE, PASS THROUGH FZ2155'GATE ON LEFT AND FOLLOW FARM ROAD 2.8 MILES (KEEPING LEFT FZ2155'AT FORK) TO PASTURE IN GAP, AND CONTINUE ON FOOT ALONG FZ2155'WELL-BLAZED TRAIL N ABOUT 1 MILE TO STATION SITE. FZ2155 FZ2155 STATION RECOVERY (1991) FZ2155 FZ2155'RECOVERY NOTE BY NORTH CAROLINA GEODETIC SURVEY 1991 FZ2155'STATION WAS ORIGINALLY MARKED BY A DRILL HOLE IN ROCK OUTCROP AT THE FZ2155'INTERSECTION OF N-S AND E-W GROOVES SURROUNDED BY LETTERS--U S C S--. FZ2155'STATION WAS REMARKED IN 1930 WITH STANDARD STATION DISK AND TWO FZ2155'STANDARD REFERENCE MARKS WERE ESTABLISHED IN NEARBY ROCK OUTCROPS. FZ2155'RECOVERY BY NCGS IN 1991 FOUND STATION, RM NO 1 AND RM NO 2 TO BE IN FZ2155'GOOD CONDITION. RM NO 3, ESTABLISHED IN 1933, WAS NOT FOUND BECAUSE FZ2155'OF DENSE FOREST IN AREA. THE STATION WAS OCCUPIED BY GPS DURING THIS FZ2155'PROJECT. A NEW DESCRIPTION FOLLOWS. FZ2155'STATION IS LOCATED APPROXIMATELY 25 MI (40.2 KM) EAST OF ABINGDON, 10 FZ2155'MI (16.1 KM) WEST-NORTHWEST OF MOUTH OF WILSON, AND 4.0 MI (6.4 KM) FZ2155'NORTHEAST OF THE WHITETOP POST OFFICE ON US 58 AT VA ROUTE 600. FZ2155'FROM THE ENTRANCE TO GRAYSON-HIGHLANDS STATE PARK ON US 58 (ABOUT 7 MI FZ2155'(11.3 KM) EAST OF THE WHITETOP POST OFFICE, 11 MI (17.7 KM) WEST OF FZ2155'MOUTH OF WILSON, AND 0.3 MI (0.5 KM) EAST OF HAW ORCHARD COMMUNITY), FZ2155'PROCEED ALONG THE PARK ROAD FOR ABOUT 3.5 MI (5.6 KM) TO THE ORCHARD FZ2155'MOUNTAIN PARKING AREA, THENCE BY FOOT NORTH ALONG THE RHODODENDRON FZ2155'GAP TRAIL FOR ABOUT 0.4 MI (0.6 KM) TO THE APPALACHIAN TRAIL, THENCE FZ2155'CONTINUE NORTH AND WESTWARD ALONG THE APPALACHIAN TRAIL FOR ABOUT 3 FZ2155'MI (4.8 KM) TO THE MT ROGERS SPUR TRAIL, THENCE NORTH ALONG THE SPUR FZ2155'TRAIL FOR ABOUT 0.5 MI (0.8 KM) TO THE TOP OF MT ROGERS AND THE FZ2155'STATION IN A LARGE ROCK OUTCROP WHICH PROJECTS 3 FEET ABOVE THE FZ2155'GROUND. FZ2155'RM NO 1 IS LOCATED 72.7 FT (22.2 M) S09-49W OF THE STATION. FZ2155'RM NO 2 IS LOCATED 49.2 FT (15.0 M) S86-02W OF THE STATION.