National Geodetic Survey, Retrieval Date = JANUARY 11, 2005 MW0820 *********************************************************************** MW0820 DESIGNATION - BLUE AZ MK MW0820 PID - MW0820 MW0820 STATE/COUNTY- CA/MODOC MW0820 USGS QUAD - HAGER BASIN (1993) MW0820 MW0820 *CURRENT SURVEY CONTROL MW0820 ___________________________________________________________________ MW0820* NAD 83(1992)- 41 49 44.10148(N) 120 51 06.91224(W) ADJUSTED MW0820* NAVD 88 - 1753.8 (meters) 5754. (feet) VERTCON MW0820 ___________________________________________________________________ MW0820 EPOCH DATE - 1991.35 MW0820 LAPLACE CORR- 3.32 (seconds) DEFLEC99 MW0820 GEOID HEIGHT- -22.01 (meters) GEOID03 MW0820 MW0820 HORZ ORDER - SECOND MW0820 MW0820.The horizontal coordinates were established by classical geodetic methods MW0820.and adjusted by the National Geodetic Survey in March 1994. MW0820.The horizontal coordinates are valid at the epoch date displayed above. MW0820.The epoch date for horizontal control is a decimal equivalence MW0820.of Year/Month/Day. MW0820 MW0820.The NAVD 88 height was computed by applying the VERTCON shift value to MW0820.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) MW0820 MW0820.The Laplace correction was computed from DEFLEC99 derived deflections. MW0820 MW0820.The geoid height was determined by GEOID03. MW0820 MW0820; North East Units Scale Factor Converg. MW0820;SPC CA 1 - 777,744.294 2,095,375.244 MT 1.00004526 +0 45 02.6 MW0820;SPC CA 1 - 2,551,649.40 6,874,576.95 sFT 1.00004526 +0 45 02.6 MW0820;UTM 10 - 4,633,011.942 678,379.287 MT 0.99999156 +1 25 58.6 MW0820 MW0820! - Elev Factor x Scale Factor = Combined Factor MW0820!SPC CA 1 - 0.99972846 x 1.00004526 = 0.99977370 MW0820!UTM 10 - 0.99972846 x 0.99999156 = 0.99972002 MW0820 MW0820: Primary Azimuth Mark Grid Az MW0820:SPC CA 1 - BLUE 276 37 59.4 MW0820:UTM 10 - BLUE 275 57 03.4 MW0820 MW0820|---------------------------------------------------------------------| MW0820| PID Reference Object Distance Geod. Az | MW0820| dddmmss.s | MW0820| CD6908 BLUE AZIMUTH RM 1 7.704 METERS 17157 | MW0820| CD6909 BLUE AZIMUTH RM 2 5.522 METERS 26101 | MW0820| MW0818 BLUE APPROX. 1.0 KM 2772302.0 | MW0820| MW0821 BLUE MOUNTAIN LO TREE 1948 21.500 METERS 28605 | MW0820|---------------------------------------------------------------------| MW0820 MW0820 SUPERSEDED SURVEY CONTROL MW0820 MW0820 NAD 83(1991)- 41 49 44.10836(N) 120 51 06.90866(W) AD(1984.00) 2 MW0820 NAD 83(1986)- 41 49 44.10975(N) 120 51 06.90780(W) AD(1984.00) 2 MW0820 NAD 27 - 41 49 44.51500(N) 120 51 03.03100(W) AD( ) 2 MW0820 NGVD 29 (07/19/86) 1752.6 (m) 5750. (f) VERT ANG MW0820 MW0820.Superseded values are not recommended for survey control. MW0820.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MW0820.See file dsdata.txt to determine how the superseded data were derived. MW0820 MW0820_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TFM7837933012(NAD 83) MW0820_MARKER: DS = TRIANGULATION STATION DISK MW0820_SETTING: 80 = SET IN A BOULDER MW0820 MW0820 HISTORY - Date Condition Report By MW0820 HISTORY - 1948 MONUMENTED CGS MW0820 MW0820 STATION DESCRIPTION MW0820 MW0820'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 (WRH) MW0820'THE STATION IS ON THE EAST EDGE OF BLUE MOUNTAIN, 30 MILES MW0820'NORTH NORTHWEST OF ALTURAS. IT IS ON A LARGE ROCK OUTCROPPING MW0820'70 FEET SOUTHEAST OF A TREE TOP LOOKOUT. MW0820' MW0820'THE STATION MARK, STAMPED BLUE AZ 1948, IS SET IN A LARGE MW0820'BOULDER PROJECTING ABOUT 2 FEET. MW0820' MW0820'REFERENCE MARK NUMBER 1, STAMPED BLUE AZ NO 1 1948, IS SET MW0820'IN A BOULDER PROJECTING ABOUT 3 INCHES AND 2-1/2 FEET LOWER MW0820'THAN THE STATION. MW0820' MW0820'REFERENCE MARK NUMBER 2, STAMPED BLUE AZ NO 2 1948, IS SET MW0820'IN A BOULDER PROJECTING ABOUT 2 FEET AND THE SAME ELEVATION MW0820'AS THE STATION. MW0820' MW0820'LOOKOUT TREE IS ABOUT 40 FEET HIGH AND HAS A PLATFORM BUILT MW0820'ON TOP. THE BASE IS ABOUT THE SAME ELEVATION AS THE STATION. MW0820' MW0820'STATION BLUE 1931 WILL SERVE AS THE AZIMUTH MARK. SEE DESCRIPTION MW0820'FOR BLUE 1931. MW0820' MW0820'TO REACH THE STATION FROM THE U.S. POST OFFICE IN ALTURAS, GO MW0820'0.8 MILE NORTH ON MAIN STREET. TURN LEFT ON U.S. HIGHWAY 299 MW0820'AND GO 3.5 MILES. TURN RIGHT ON THE BLUE MTN. ROAD AND GO MW0820'2.0 MILES. TURN RIGHT AND CONTINUE FOR 7.0 MILES. TURN RIGHT MW0820'AND GO 0.8 MILE. TURN RIGHT AND GO 3.7 MILES. TURN LEFT AND MW0820'GO 1.9 MILES. TURN LEFT AND GO 13.0 MILES. TURN LEFT AS PER MW0820'SIGN BLUE MTN. LOOKOUT AND GO 5.6 MILES. TURN LEFT FOR 100 MW0820'YARDS, TAKE RIGHT FORK AND GO 1.25 MILES. TURN LEFT ON DIM MW0820'ROAD AND GO 0.55 MILE TO STATION ON THE RIGHT.