National Geodetic Survey, Retrieval Date = JULY 15, 2000 AA2136 *********************************************************************** AA2136 CBN - This is a Cooperative Base Network Control Station. AA2136 DESIGNATION - BOUNDARY COR ID UT WY BLM AA2136 PID - AA2136 AA2136 STATE/COUNTY- UT/RICH AA2136 USGS QUAD - BOUNDARY RIDGE (1970) AA2136 AA2136 *CURRENT SURVEY CONTROL AA2136 ___________________________________________________________________ AA2136* NAD 83(1994)- 42 00 05.84402(N) 111 02 48.29401(W) ADJUSTED AA2136* NAVD 88 - 2150.9 (meters) 7057. (feet) GPS OBS AA2136 ___________________________________________________________________ AA2136 X - -1,705,314.678 (meters) COMP AA2136 Y - -4,431,685.574 (meters) COMP AA2136 Z - 4,247,168.022 (meters) COMP AA2136 LAPLACE CORR- 1.58 (seconds) DEFLEC99 AA2136 ELLIP HEIGHT- 2137.32 (meters) GPS OBS AA2136 GEOID HEIGHT- -13.76 (meters) GEOID99 AA2136 AA2136 HORZ ORDER - B AA2136 ELLP ORDER - FOURTH CLASS I AA2136 AA2136.The horizontal coordinates were established by GPS observations AA2136.and adjusted by the National Geodetic Survey in October 1994. AA2136 AA2136.The orthometric height was determined by GPS observations and a AA2136.high-resolution geoid model. AA2136 AA2136.The X, Y, and Z were computed from the position and the ellipsoidal ht. AA2136 AA2136.The Laplace correction was computed from DEFLEC99 derived deflections. AA2136 AA2136.The ellipsoidal height was determined by GPS observations AA2136.and is referenced to NAD 83. AA2136 AA2136.The geoid height was determined by GEOID99. AA2136 AA2136; North East Units Scale Converg. AA2136;SPC UT N - 1,185,372.194 537,552.725 MT 1.00004273 +0 17 55.9 AA2136;UTM 12 - 4,649,957.519 496,128.512 MT 0.99960018 -0 01 52.6 AA2136 AA2136 SUPERSEDED SURVEY CONTROL AA2136 AA2136.No superseded survey control is available for this station. AA2136 AA2136_MARKER: DD = SURVEY DISK AA2136_SETTING: 0 = UNSPECIFIED SETTING AA2136_STAMPING: IDAHO UTAH WYOMING 1874 1992 AA2136_MAGNETIC: N = NO MAGNETIC MATERIAL AA2136_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY AA2136_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR AA2136+SATELLITE: SATELLITE OBSERVATIONS - October 05, 1993 AA2136 AA2136 HISTORY - Date Condition Recov. By AA2136 HISTORY - 1992 MONUMENTED BLM AA2136 HISTORY - 19931005 GOOD NGS AA2136 AA2136 STATION DESCRIPTION AA2136 AA2136'DESCRIBED BY NATIONAL GEODETIC SURVEY 1993 (AJL) AA2136'NOTE--MONUMENT IS ONLY 0.4 M (1.3 FT) IN GROUND, NOT SUBSTANTIAL AA2136'ENOUGH FOR A B-ORDER STATION. DO NOT ATTEMPT TO DRIVE UP THE RAVINE AA2136'TO THE STATION AS AREA HAS BEEN RESEEDED. STATION IS SURROUNDED BY AA2136'HIGHER GROUND IN ALL DIRECTIONS. STATION IS LOCATED ON THE AA2136'IDAHO-UTAH-WYOMING JUNCTION CORNER, ON THE NORTHWEST SLOPE OF A RIDGE AA2136'LEADING SOUTHWEST AND DOWNHILL FROM THE HIGH GROUND, SLIGHTLY LOWER AA2136'THAN THE RIDGEBACK, IN A TRIANGULAR-FENCED ENCLOSURE ABOUT 30 M (98.4 AA2136'FT) ON A SIDE. OWNERSHIP--U.S. BUREAU OF LAND MANAGEMENT. TO REACH AA2136'FROM THE JUNCTION OF U.S. HIGHWAY 30 AND STATE HIGHWAYS 89 AND 231 ON AA2136'THE EAST SIDE OF COKEVILLE, WYOMING, GO WEST ON HIGHWAY 231 THROUGH AA2136'TOWN FOR 1.53 KM (0.95 MI) TO A T-ROAD. TURN LEFT, SOUTH, ON COUNTY AA2136'ROAD 207 FOR 8.94 KM (5.55 MI) TO THE SECOND OF TWO CATTLEGUARDS. AA2136'CONTINUE AHEAD FOR 3.02 KM (1.85 MI) TO A TRACK ROAD RIGHT AT AA2136'ARROW-SHAPED SIGN-MONUMENT 4 MI. TURN RIGHT, WEST-NORTHWEST, ON THE AA2136'TRACK ROAD FOR 5.12 KM (3.20 MI) TO A GATE AT THE STATE LINE. CONTINUE AA2136'AHEAD ON ROAD FOR 0.25 KM (0.15 MI) TO A TRACK ROAD RIGHT AND SIGN AA2136'MONUMENT ON THE LEFT. TURN RIGHT, NORTH, ON ROAD INTO A RAVINE FOR AA2136'0.59 KM (0.35 MI) TO THE END OF TRUCK TRAVEL AT ARROW ON STEEL POST AA2136'POINTING UP THE RAVINE, JUST BEFORE REACHING A GATE. PACK EAST UP 30 AA2136'DEGREE SLOPE IN NARROW RAVINE FOR 250 M (820.2 FT) TO THE STATION. AA2136'STATION MARK IS A DISK SET IN THE TOP OF A BOUNDARY-SHAPED RED AA2136'SANDSTONE MONUMENT PROJECTING 0.9 M (3.0 FT) ABOVE THE GROUND, SET IN AA2136'THE MIDDLE OF A 1.2 M (3.9 FT) ROUND CONCRETE PAD OF UNDETERMINED AA2136'DEPTH, NEAR THE MIDDLE OF A FENCED TRIANGLE. IT IS 5.8 M (19.0 FT) AA2136'NORTHWEST OF, AND 1.3 M (4.3 FT) LOWER THAN THE FENCE ALONG THE AA2136'RIDGEBACK, 10.2 M (33.5 FT) SOUTHEAST OF THE NORTHEAST FENCE CORNER, AA2136'13.9 M (45.6 FT) NORTH OF THE SOUTH FENCE CORNER, 19.1 M (62.7 FT) AA2136'(SLOPE) EAST OF THE WEST FENCE CORNER, AND 1.3 M (4.3 FT) NORTH OF A AA2136'SMALL BRONZE PLAQUE SET IN THE GROUND. DESCRIBED BY G.R. HEID.