National Geodetic Survey, Retrieval Date = SEPTEMBER 16, 2002 MW0867 *********************************************************************** MW0867 DESIGNATION - WIDOW MW0867 PID - MW0867 MW0867 STATE/COUNTY- CA/LASSEN MW0867 USGS QUAD - DAY (1995) MW0867 MW0867 *CURRENT SURVEY CONTROL MW0867 ___________________________________________________________________ MW0867* NAD 83(1992)- 41 09 34.72426(N) 121 17 49.74423(W) ADJUSTED MW0867* NAVD 88 - 1927.7 (meters) 6324. (feet) VERTCON MW0867 ___________________________________________________________________ MW0867 EPOCH DATE - 1991.35 MW0867 LAPLACE CORR- 6.49 (seconds) DEFLEC99 MW0867 GEOID HEIGHT- -23.50 (meters) GEOID99 MW0867 MW0867 HORZ ORDER - SECOND MW0867 MW0867.The horizontal coordinates were established by classical geodetic methods MW0867.and adjusted by the National Geodetic Survey in March 1994. MW0867.The horizontal coordinates are valid at the epoch date displayed above. MW0867.The epoch date for horizontal control is a decimal equivalence MW0867.of Year/Month/Day. MW0867 MW0867.The NAVD 88 height was computed by applying the VERTCON shift value to MW0867.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) MW0867 MW0867.The Laplace correction was computed from DEFLEC99 derived deflections. MW0867 MW0867.The geoid height was determined by GEOID99. MW0867 MW0867; North East Units Scale Converg. MW0867;SPC CA 1 - 703,026.909 2,058,985.498 MT 0.99991064 +0 27 34.5 MW0867;SPC CA 1 - 2,306,514.12 6,755,188.25 sFT 0.99991064 +0 27 34.5 MW0867;UTM 10 - 4,557,877.017 642,868.937 MT 0.99985121 +1 07 15.4 MW0867 MW0867: Primary Azimuth Mark Grid Az MW0867:SPC CA 1 - WIDOW AZ MK 347 05 41.1 MW0867:UTM 10 - WIDOW AZ MK 346 26 00.2 MW0867 MW0867|---------------------------------------------------------------------| MW0867| PID Reference Object Distance Geod. Az | MW0867| dddmmss.s | MW0867| CD8411 WIDOW RM 2 12.413 METERS 24945 | MW0867| CD8410 WIDOW RM 1 11.567 METERS 30614 | MW0867| CD8409 WIDOW AZ MK 3473315.6 | MW0867|---------------------------------------------------------------------| MW0867 MW0867 SUPERSEDED SURVEY CONTROL MW0867 MW0867 NAD 83(1986)- 41 09 34.73742(N) 121 17 49.74905(W) AD(1984.00) 2 MW0867 NAD 27 - 41 09 35.14500(N) 121 17 45.82600(W) AD( ) 2 MW0867 NGVD 29 - 1926.6 (m) 6321. (f) VERT ANG MW0867 MW0867.Superseded values are not recommended for survey control. MW0867.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MW0867.See file dsdata.txt to determine how the superseded data were derived. MW0867 MW0867_MARKER: DO = NOT SPECIFIED OR SEE DESCRIPTION MW0867_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT MW0867 MW0867 HISTORY - Date Condition Report By MW0867 HISTORY - 1948 MONUMENTED CGS MW0867 MW0867 STATION DESCRIPTION MW0867 MW0867'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 (WRH) MW0867'THE STATION IS LOCATED ON WIDOW MOUNTAIN WHICH IS THE HIGHEST MW0867'POINT OF THE BIG VALLEY MOUNTAIN RANGE. IT IS ABOUT 9 MILES MW0867'AIRLINE NORTHEAST OF MC ARTHUR AND ABOUT 9 MILES AIRLINE NORTHWEST MW0867'OF BIEBER. THE MOUNTAIN HAS HEAVY TIMBER ON THE EAST AND MW0867'SOUTHEAST SLOPES AND A HEAVY GROWTH OF BRUSH ON THE SUMMIT. MW0867' MW0867'THE STATION IS A STANDARD STATION DISK SET IN THE TOP OF A MW0867'CONCRETE BLOCK (NOTE 1A) THAT PROJECTS 4 INCHES ABOVE THE GROUND. MW0867'THE UNDER GROUND MARK IS A STANDARD STATION DISK THAT IS SET IN MW0867'CONCRETE (NOTE 7A). BOTH THE DISKS ARE STAMPED WIDOW 1948. MW0867' MW0867'REFERENCE MARK NUMBER ONE IS A STANDARD REFERENCE MARK DISK MW0867'THAT IS SET IN A DRILL HOLE IN THE TOP OF A BOULDER THAT PROJECTS MW0867'18 INCHES ABOVE THE GROUND. IT IS ABOUT 3-1/2 FEET LOWER THAN MW0867'THE STATION. THE DISK IS STAMPED WIDOW NO 1 1948. (NOTE 12C) MW0867' MW0867'REFERENCE MARK NUMBER TWO IS A STANDARD REFERENCE MARK DISK THAT MW0867'IS SET IN A DRILL HOLE IN THE TOP OF A BOULDER (NOTE 12C) THAT MW0867'PROJECTS 5 INCHES ABOVE THE GROUND. IT IS ABOUT 18 INCHES MW0867'LOWER THAN THE STATION. THE DISK IS STAMPED WIDOW NO 2 1948. MW0867' MW0867'THE AZIMUTH MARK IS A STANDARD AZIMUTH MARK DISK THAT IS SET MW0867'IN A DRILL HOLE NEAR THE CENTER OF THE TOP OF A LARGE BOULDER. MW0867'THE BOULDER IS ABOUT 4 FEET BY 5 FEET ON ITS TOP AND PROJECTS MW0867'3 FEET ABOVE THE GROUND. THE DISK IS SET AS DESCRIBED IN NOTE MW0867'12C. IT IS ON A SMALL ROCKY BENCH THAT HAS HEAVY BRUSH GROWING MW0867'TO THE EAST AND SOUTH AND DROPS OFF TO THE WEST. THE DISK IS MW0867'STAMPED WIDOW 1948. TO REACH THE MARK FROM THE STATION GO MW0867'NORTH NORTHWEST ALONG THE TOP OF THE RIDGE, PICKING YOUR WAY MW0867'THROUGH THE BRUSH, FOR ABOUT 0.2 MILE TO THE SMALL OPEN BENCH MW0867'AND THE MARK AS DESCRIBED. MW0867' MW0867'TO REACH THE STATION FROM THE PIT RIVER BRIDGE IN BIEBER GO SOUTH MW0867'AND SOUTHWEST ON U.S. HIGHWAY 299 FOR 6.6 MILES. TURN RIGHT MW0867'AS PER SIGN SUGAR PINE BASIN 8 AND GO 3.95 MILES TO A SIGN MW0867'OLD TOLL ROAD. KEEP STRAIGHT AHEAD ON THE MAIN TRAVELED ROAD FOR MW0867'2.95 MILES TO A FORK. TAKE THE RIGHT FORK AS PER SIGN BEAR MW0867'SPRINGS 2 FOR 1.7 MILES TO A DIM FORK. TAKE THE LEFT FORK AND MW0867'FOLLOW THE DIM ROAD FOR 0.4 MILE TO AN OPENING IN THE TIMBER MW0867'AND HEAVY BRUSH ON THE LEFT. TURN LEFT AND PICK YOUR WAY MW0867'THROUGH THE BRUSH TO THE HIGHEST POINT OF THE BRUSHY PART OF THE MW0867'HILL, A DISTANCE OF ABOUT 0.15 MILE, TO THE STATION AS MW0867'DESCRIBED.