National Geodetic Survey, Retrieval Date = SEPTEMBER 25, 2002 LU2027 *********************************************************************** LU2027 DESIGNATION - TOMHEAD LU2027 PID - LU2027 LU2027 STATE/COUNTY- CA/TEHAMA LU2027 USGS QUAD - LU2027 LU2027 *CURRENT SURVEY CONTROL LU2027 ___________________________________________________________________ LU2027* NAD 83(1992)- 40 08 11.89693(N) 122 49 01.67549(W) ADJUSTED LU2027* NAVD 88 - 2060.9 (meters) 6761. (feet) VERTCON LU2027 ___________________________________________________________________ LU2027 EPOCH DATE - 1991.35 LU2027 LAPLACE CORR- -7.63 (seconds) DEFLEC99 LU2027 GEOID HEIGHT- -27.79 (meters) GEOID99 LU2027 LU2027 HORZ ORDER - SECOND LU2027 LU2027.The horizontal coordinates were established by classical geodetic methods LU2027.and adjusted by the National Geodetic Survey in March 1994. LU2027.The horizontal coordinates are valid at the epoch date displayed above. LU2027.The epoch date for horizontal control is a decimal equivalence LU2027.of Year/Month/Day. LU2027 LU2027.The NAVD 88 height was computed by applying the VERTCON shift value to LU2027.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) LU2027 LU2027.The Laplace correction was computed from DEFLEC99 derived deflections. LU2027 LU2027.The geoid height was determined by GEOID99. LU2027 LU2027; North East Units Scale Converg. LU2027;SPC CA 1 - 589,522.858 1,930,364.430 MT 0.99996839 -0 32 03.5 LU2027;SPC CA 1 - 1,934,126.24 6,333,203.97 sFT 0.99996839 -0 32 03.5 LU2027;UTM 10 - 4,442,938.909 515,578.398 MT 0.99960299 +0 07 04.4 LU2027 LU2027: Primary Azimuth Mark Grid Az LU2027:SPC CA 1 - GREASE 070 53 51.4 LU2027:UTM 10 - GREASE 070 14 43.5 LU2027 LU2027|---------------------------------------------------------------------| LU2027| PID Reference Object Distance Geod. Az | LU2027| dddmmss.s | LU2027| LU2025 GREASE APPROX. 7.0 KM 0702147.9 | LU2027| DB6849 TOMHEAD RM 2 6.336 METERS 10133 | LU2027| LU2026 TOMHEAD LOOKOUT TOWER 6.634 METERS 17820 | LU2027| LU2028 SOUTH YOLLA BOLLY TARGET APPROX.11.6 KM 1955128.2 | LU2027| DB6848 TOMHEAD RM 1 10.552 METERS 20735 | LU2027| LU2031 HAMMERHORN LOOKOUT TOWER APPROX.18.8 KM 2171408.3 | LU2027| LU2175 WINDY MTN TARGET APPROX.17.2 KM 2480140.5 | LU2027|---------------------------------------------------------------------| LU2027 LU2027 SUPERSEDED SURVEY CONTROL LU2027 LU2027 NAD 83(1986)- 40 08 11.89235(N) 122 49 01.67531(W) AD(1984.00) 2 LU2027 NAD 27 - 40 08 12.34325(N) 122 48 57.63112(W) AD( ) 2 LU2027 NGVD 29 - 2059.9 (m) 6758. (f) VERT ANG LU2027 LU2027.Superseded values are not recommended for survey control. LU2027.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LU2027.See file dsdata.txt to determine how the superseded data were derived. LU2027 LU2027_MARKER: DO = NOT SPECIFIED OR SEE DESCRIPTION LU2027_SETTING: 66 = SET IN ROCK OUTCROP LU2027 LU2027 HISTORY - Date Condition Report By LU2027 HISTORY - 1965 MONUMENTED CGS LU2027 LU2027 STATION DESCRIPTION LU2027 LU2027'DESCRIBED BY COAST AND GEODETIC SURVEY 1965 (JJL) LU2027'THE STATION IS LOCATED ABOUT 30 MILES WEST-SOUTHWEST OF RED LU2027'BLUFF, 2 MILES SOUTH OF SADDLE CAMP GUARD STATION AND ON THE LU2027'HIGHEST POINT OF A HILL LOCALLY KNOWN AS TOMHEAD MOUNTAIN. LU2027' LU2027'TO REACH THE STATION FROM THE RAILROAD DEPOT IN RED BLUFF, GO LU2027'SOUTH AND WEST ON WALNUT STREET, COUNTY ROAD A7, FOR 2.1 LU2027'MILES TO T-ROAD. TURN LEFT AND GO SOUTH ON THE PAVED ROAD FOR LU2027'0.2 MILE TO A SIDE ROAD RIGHT AND A SIGN HUNTERS DISTRICT. LU2027'TURN RIGHT AND GO WEST ON REED CREEK ROAD FOR 4.45 MILES TO A LU2027'Y-FORK. KEEP THE RIGHT FORK AND GO WEST ON REED CREEK ROAD FOR LU2027'10.05 MILES TO A CROSSROAD. TURN LEFT AND GO SOUTH AND LU2027'SOUTHWEST ON PETTYJOHN ROAD FOR 11.55 MILES TO A Y-FORK AND A LU2027'SIGN WEEMASOUL ROAD. KEEP THE LEFT FORK AND GO LU2027'SOUTHWEST ON PETTYJOHN ROAD FOR 3.65 MILES TO A Y-FORK. KEEP LU2027'THE LEFT FORK AND GO SOUTHWEST ON THE MAIN TRAVELED ROAD LU2027'FOR 4.8 MILES TO A Y-FORK AND A SIGN SADDLE CAMP G.S. 1 LU2027'TOMHEAD L.O. 6. KEEP THE LEFT FORK, AS PER SIGN, AND GO LU2027'SOUTHWEST ON THE MAIN TRAVELED ROAD FOR 1.2 MILE TO THE LU2027'SADDLE CAMP GUARD STATION. CONTINUE AHEAD, WEST, ON LU2027'THE MAIN TRAVELED ROAD FOR 0.1 MILE TO A Y-FORK AND A SIGN LU2027'TOMHEAD L.O. 5. KEEP THE LEFT FORK AND GO SOUTHWEST ON THE LU2027'MAIN TRAVELED ROAD, AS PER SIGN, FOR 1.7 MILE TO A Y-FORK AND A LU2027'SIGN TOMHEAD L.O. KEEP THE LEFT FORK, AS PER SIGN, AND GO LU2027'SOUTH, UPHILL, FOR 2.8 MILES TO A Y-FORK. KEEP THE LEFT LU2027'FORK AND GO EAST FOR 1.0 MILE TO THE HIGHEST POINT OF THE LU2027'MOUNTAIN AND THE STATION. LU2027' LU2027'THE STATION MARK IS A STANDARD DISK, STAMPED TOMHEAD 1965, LU2027'CEMENTED IN A DRILL HOLE IN OUTCROPPING BEDROCK THAT PROJECTS LU2027'5 INCHES. IT IS 21.8 FEET NORTH OF THE CENTER OF THE TOMHEAD LU2027'LOOKOUT TOWER. LU2027' LU2027'REFERENCE MARK 1 IS A U.S. GEOLOGICAL SURVEY DISK, STAMPED LU2027'NO 1, CEMENTED IN A DRILL HOLE IN OUTCROPPING BEDROCK THAT PROJECTS LU2027'1 FOOT. IT IS 18.7 FEET SOUTHWEST OF THE CENTER OF THE TOMHEAD LU2027'LOOKOUT TOWER. LU2027' LU2027'REFERENCE MARK 2 IS A U.S. GEOLOGICAL SURVEY DISK, STAMPED LU2027'NO 2, CEMENTED IN A DRILL HOLE IN OUTCROPPING BEDROCK THAT LU2027'PROJECTS 1 FOOT. IT IS 26.2 FEET EAST OF THE CENTER OF THE LU2027'TOMHEAD LOOKOUT TOWER. LU2027' LU2027'TRIANGULATION STATION GREASE WAS USED FOR AN AZIMUTH MARK.