National Geodetic Survey, Retrieval Date = JANUARY 14, 2003 MX1094 *********************************************************************** MX1094 DESIGNATION - COTTONWOOD MX1094 PID - MX1094 MX1094 STATE/COUNTY- CA/SISKIYOU MX1094 USGS QUAD - COTTONWOOD PEAK (1983) MX1094 MX1094 *CURRENT SURVEY CONTROL MX1094 ___________________________________________________________________ MX1094* NAD 83(1992)- 41 53 14.73349(N) 122 38 48.53346(W) ADJUSTED MX1094* NAVD 88 - 2015.0 (meters) 6611. (feet) VERTCON MX1094 ___________________________________________________________________ MX1094 EPOCH DATE - 1991.35 MX1094 LAPLACE CORR- 2.34 (seconds) DEFLEC99 MX1094 GEOID HEIGHT- -23.67 (meters) GEOID99 MX1094 MX1094 HORZ ORDER - SECOND MX1094 MX1094.The horizontal coordinates were established by classical geodetic methods MX1094.and adjusted by the National Geodetic Survey in March 1994. MX1094.The horizontal coordinates are valid at the epoch date displayed above. MX1094.The epoch date for horizontal control is a decimal equivalence MX1094.of Year/Month/Day. MX1094 MX1094.The NAVD 88 height was computed by applying the VERTCON shift value to MX1094.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) MX1094 MX1094.The Laplace correction was computed from DEFLEC99 derived deflections. MX1094 MX1094.The geoid height was determined by GEOID99. MX1094 MX1094; North East Units Scale Converg. MX1094;SPC CA 1 - 783,816.580 1,946,313.623 MT 1.00006357 -0 25 22.6 MX1094;SPC CA 1 - 2,571,571.56 6,385,530.61 sFT 1.00006357 -0 25 22.6 MX1094;SPC OR S - 26,808.027 1,321,815.820 MT 1.00014200 -1 28 07.5 MX1094;UTM 10 - 4,637,337.680 529,301.472 MT 0.99961056 +0 14 08.9 MX1094 MX1094: Primary Azimuth Mark Grid Az MX1094:SPC CA 1 - SEATTLE SAN FRAN AIRWAY BCN 29 106 46 39.2 MX1094:SPC OR S - SEATTLE SAN FRAN AIRWAY BCN 29 107 49 24.1 MX1094:UTM 10 - SEATTLE SAN FRAN AIRWAY BCN 29 106 07 07.7 MX1094 MX1094|---------------------------------------------------------------------| MX1094| PID Reference Object Distance Geod. Az | MX1094| dddmmss.s | MX1094| MX1086 SEATTLE SAN FRAN AIRWAY BCN 29 APPROX.11.7 KM 1062116.6 | MX1094| CD9247 COTTONWOOD RM 1 5.528 METERS 12037 | MX1094| CD9248 COTTONWOOD RM 2 5.589 METERS 30531 | MX1094|---------------------------------------------------------------------| MX1094 MX1094 SUPERSEDED SURVEY CONTROL MX1094 MX1094 NAD 83(1991)- 41 53 14.73152(N) 122 38 48.53528(W) AD(1984.00) 2 MX1094 NAD 83(1986)- 41 53 14.72522(N) 122 38 48.54105(W) AD(1984.00) 2 MX1094 NAD 27 - 41 53 15.22510(N) 122 38 44.44050(W) AD( ) 2 MX1094 NGVD 29 - 2013.9 (m) 6607. (f) VERT ANG MX1094 MX1094.Superseded values are not recommended for survey control. MX1094.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MX1094.See file dsdata.txt to determine how the superseded data were derived. MX1094 MX1094_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TEM2930137338(NAD 83) MX1094_MARKER: Z = SEE DESCRIPTION MX1094_SETTING: 0 = UNSPECIFIED SETTING MX1094 MX1094 HISTORY - Date Condition Report By MX1094 HISTORY - 1952 MONUMENTED CGS MX1094 MX1094 STATION DESCRIPTION MX1094 MX1094'DESCRIBED BY COAST AND GEODETIC SURVEY 1952 (WRH) MX1094'THE STATION IS LOCATED ON THE SUMMIT OF COTTONWOOD PEAK, A MX1094'HIGH PEAK THAT HAS BRUSHY SLOPES ON THE SOUTH AND LARGE TIMBER MX1094'ON THE NORTH SLOPES. IT IS ABOUT 8 MILES AIRLINE SOUTH OF THE MX1094'OREGON-CALIFORNIA STATE LINE, ABOUT 4-1/2 MILES AIRLINE MX1094'WEST-SOUTHWEST OF HORNBROOK, ABOUT 11 MILES AIRLINE NORTH OF MX1094'YREKA, AND ABOUT 7 MILES AIRLINE SOUTH-SOUTHWEST OF HILT. MX1094' MX1094'THE STATION IS A STANDARD USFS DISK WITH NO STAMPING AND SET MX1094'IN A DRILL HOLE IN A LARGE BOULDER THAT PROJECTS ABOUT 10 MX1094'FEET. IT IS ABOUT 30 FEET SOUTH OF THE HEAVY TIMBER. MX1094' MX1094'REFERENCE MARK NUMBER ONE IS A STANDARD DISK STAMPED COTTONWOOD MX1094'USFS NO 1 1952 AND SET IN A DRILL HOLE IN A LARGE BOULDER THAT MX1094'PROJECTS ABOUT 2 FEET AND IS ABOUT 2 FEET LOWER THAN THE MX1094'STATION. MX1094' MX1094'REFERENCE MARK NUMBER TWO IS A STANDARD DISK STAMPED COTTONWOOD MX1094'USFS NO 2 1952 AND SET IN A DRILL HOLE IN A LARGE BOULDER THAT MX1094'PROJECTS 3 FEET AND IS ABOUT 1 FOOT HIGHER THAN THE STATION. MX1094' MX1094'AIRWAY BEACON NO. 29 IS A STANDARD REVOLVING BEACON THAT IS MX1094'LOCATED ON THE SUMMIT OF BLACK MOUNTAIN. IT WILL SERVE AS MX1094'THE AZIMUTH MARK FOR THE STATION. THE CENTER OF THE REVOLVING MX1094'LIGHT WAS THE OBJECT SIGHTED ON. MX1094' MX1094'TO REACH THE STATION FROM THE CHAMBER OF COMMERCE BUILDING MX1094'IN YREKA GO NORTH ON U.S. HIGHWAY 99 FOR 15.0 MILES TO A WIRE MX1094'GATE ON THE LEFT, THIS IS 0.3 MILE BEFORE REACHING HENLEY WAY MX1094'STORE. TURN LEFT THROUGH THE GATE AND FOLLOW THE LOGGING MX1094'ROAD, WESTERLY, FOR 2.0 MILES TO AN OLD ABANDONED MINE ON THE MX1094'LEFT. KEEP STRAIGHT AHEAD AND FOLLOW THE ROAD UP GRADE FOR MX1094'3.0 MILES TO A DIM FORK. GO STRAIGHT AHEAD, LEFT FORK, AND MX1094'FOLLOW THE DIM WAGON ROAD FOR 1.1 MILE TO THE SUMMIT OF THE MX1094'DIVIDE AND A LOGGING ROAD JUNCTION. CROSS OVER THE LOGGING MX1094'ROAD AND FOLLOW THE OLD WAGON ROAD, NORTHWESTERLY, UP THE MX1094'SLOPE FOR 0.5 MILE TO A TRIANGULAR BLAZED 3-FOOT PINE TREE MX1094'AND THE END OF TRUCK TRAVEL. FROM THE BLAZED TREE PACK, MX1094'WESTERLY, ON STOCK TRAILS FOR ABOUT 1 MILE TO THE TOP OF MX1094'COTTONWOOD PEAK AND THE STATION. THIS IS ABOUT A 1 HOUR MX1094'PACK. MX1094' MX1094'HEIGHT OF LIGHT ABOVE STATION MARK 1.45 METERS.