National Geodetic Survey, Retrieval Date = MAY 2, 2010 PC1104 *********************************************************************** PC1104 DESIGNATION - GRASSHOPPER PC1104 PID - PC1104 PC1104 STATE/COUNTY- OR/LANE PC1104 USGS QUAD - GRASSHOPPER MTN (1997) PC1104 PC1104 *CURRENT SURVEY CONTROL PC1104 ___________________________________________________________________ PC1104* NAD 83(1991)- 43 54 35.38508(N) 122 11 42.33601(W) ADJUSTED PC1104* NAVD 88 - 1720.8 (meters) 5646. (feet) VERTCON PC1104 ___________________________________________________________________ PC1104 LAPLACE CORR- 8.17 (seconds) DEFLEC09 PC1104 GEOID HEIGHT- -21.92 (meters) GEOID09 PC1104 HORZ ORDER - THIRD PC1104 PC1104.The horizontal coordinates were established by classical geodetic methods PC1104.and adjusted by the National Geodetic Survey in October 1991. PC1104 PC1104.The NAVD 88 height was computed by applying the VERTCON shift value to PC1104.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) PC1104 PC1104.The Laplace correction was computed from DEFLEC09 derived deflections. PC1104 PC1104.The geoid height was determined by GEOID09. PC1104 PC1104; North East Units Scale Factor Converg. PC1104;SPC OR S - 250,562.715 1,363,849.526 MT 0.99997834 -1 09 34.9 PC1104;SPC OR S - 822,056.15 4,474,571.94 iFT 0.99997834 -1 09 34.9 PC1104;UTM 10 - 4,862,172.699 564,630.415 MT 0.99965137 +0 33 29.7 PC1104 PC1104! - Elev Factor x Scale Factor = Combined Factor PC1104!SPC OR S - 0.99973367 x 0.99997834 = 0.99971202 PC1104!UTM 10 - 0.99973367 x 0.99965137 = 0.99938514 PC1104 PC1104|---------------------------------------------------------------------| PC1104| PID Reference Object Distance Geod. Az | PC1104| dddmmss.s | PC1104| CS4186 GRASSHOPPER RM 2 6.163 METERS 08712 | PC1104| CS4184 GRASSHOPPER RM 1 6.096 METERS 35917 | PC1104|---------------------------------------------------------------------| PC1104 PC1104 SUPERSEDED SURVEY CONTROL PC1104 PC1104 NAD 83(1986)- 43 54 35.39357(N) 122 11 42.35060(W) AD( ) 3 PC1104 NGVD 29 (04/26/90) 1719.6 (m) 5642. (f) VERT ANG PC1104 PC1104.Superseded values are not recommended for survey control. PC1104.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. PC1104.See file dsdata.txt to determine how the superseded data were derived. PC1104 PC1104_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TEP6463062172(NAD 83) PC1104_MARKER: DS = TRIANGULATION STATION DISK PC1104_SETTING: 80 = SET IN A BOULDER PC1104_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO PC1104+STABILITY: SURFACE MOTION PC1104 PC1104 HISTORY - Date Condition Report By PC1104 HISTORY - 1955 MONUMENTED USGS PC1104 PC1104 STATION DESCRIPTION PC1104 PC1104'DESCRIBED BY US GEOLOGICAL SURVEY 1955 PC1104'LOCATED ABOUT 17 MI NE. OF OAKRIDGE, 2 MI N. OF NORTH FORK PC1104'WILLAMETTE RIVER. ON HIGHEST PART OF GRASSHOPPER MTN. PC1104' PC1104'TO REACH FROM WEST FIR, DRIVE 13.5 MI NE. ON MAIN-TRAVELED RD. PC1104'ALONG NORTH FORK WILLAMETTE RIVER TO RD. FORKS AT BRIDGE. TAKE PC1104'LEFT FORK ACROSS BRIDGE AWAY FROM RIVER ON SARDINE RD. 5.3 MI TO PC1104'FORK AT SIGN SARDINE ROAD, SARDINE LO 4, CAMP 5. TAKE RIGHT PC1104'FORK FOLLOWING GRASSY RD. 2.3 MI TO RD. FORKS. TAKE LEFT FORK 1 PC1104'MI TO GRASSY CREEK. TURN RIGHT ON OLD SIDE RD. ALONG GRASSY CREEK PC1104'0.8 MI TO END OF RD. TAKE GRASSY CREEK TRAIL ABOUT 3 MI E. TO PC1104'GRASSHOPPER LOH AND STATION. A 1-1/2-HOUR PACK. PC1104' PC1104'STATION MARK--STANDARD ALUMINUM TABLET PC1104'STAMPED---GRASSHOPPER 1955---, CEMENTED IN LARGE BOULDER. PC1104' PC1104'RM 1--STANDARD BRASS RM TABLET STAMPED---GRASSHOPPER NO 1 1955---, PC1104'CEMENTED IN LARGE BOULDER. PC1104' PC1104'RM 2--STANDARD BRASS RM TABLET STAMPED---GRASSHOPPER NO 2 1955---, PC1104'CEMENTED IN LARGE BOULDER.