National Geodetic Survey, Retrieval Date = JANUARY 10, 2005 KT1993 *********************************************************************** KT1993 DESIGNATION - GARRETT KT1993 PID - KT1993 KT1993 STATE/COUNTY- CA/LAKE KT1993 USGS QUAD - POTTER VALLEY (1960) KT1993 KT1993 *CURRENT SURVEY CONTROL KT1993 ___________________________________________________________________ KT1993* NAD 83(1992)- 39 19 17.06566(N) 123 00 37.62953(W) ADJUSTED KT1993* NAVD 88 - 1208.2 (meters) 3964. (feet) VERTCON KT1993 ___________________________________________________________________ KT1993 EPOCH DATE - 1991.35 KT1993 LAPLACE CORR- 9.37 (seconds) DEFLEC99 KT1993 GEOID HEIGHT- -28.98 (meters) GEOID03 KT1993 KT1993 HORZ ORDER - SECOND KT1993 KT1993.The horizontal coordinates were established by classical geodetic methods KT1993.and adjusted by the National Geodetic Survey in March 1994. KT1993.The horizontal coordinates are valid at the epoch date displayed above. KT1993.The epoch date for horizontal control is a decimal equivalence KT1993.of Year/Month/Day. KT1993 KT1993.The NAVD 88 height was computed by applying the VERTCON shift value to KT1993.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) KT1993 KT1993.The Laplace correction was computed from DEFLEC99 derived deflections. KT1993 KT1993.The geoid height was determined by GEOID03. KT1993 KT1993; North East Units Scale Factor Converg. KT1993;SPC CA 2 - 684,170.590 1,912,873.998 MT 0.99992318 -0 38 13.4 KT1993;SPC CA 2 - 2,244,649.68 6,275,820.78 sFT 0.99992318 -0 38 13.4 KT1993;UTM 10 - 4,352,444.516 499,098.996 MT 0.99960001 -0 00 23.8 KT1993 KT1993! - Elev Factor x Scale Factor = Combined Factor KT1993!SPC CA 2 - 0.99981502 x 0.99992318 = 0.99973822 KT1993!UTM 10 - 0.99981502 x 0.99960001 = 0.99941511 KT1993 KT1993: Primary Azimuth Mark Grid Az KT1993:SPC CA 2 - GARRETT AZ MK 199 26 04.6 KT1993:UTM 10 - GARRETT AZ MK 198 48 15.0 KT1993 KT1993|---------------------------------------------------------------------| KT1993| PID Reference Object Distance Geod. Az | KT1993| dddmmss.s | KT1993| KT1994 GARRETT MOUNTAIN LOT 1949 13.950 METERS 00203 | KT1993| DB5938 GARRETT RM 1 10.479 METERS 02042 | KT1993| DB5939 GARRETT RM 2 14.985 METERS 07944 | KT1993| DB5937 GARRETT AZ MK 1984751.2 | KT1993|---------------------------------------------------------------------| KT1993 KT1993 SUPERSEDED SURVEY CONTROL KT1993 KT1993 NAD 83(1986)- 39 19 17.05444(N) 123 00 37.61551(W) AD(1984.00) 2 KT1993 NAD 27 - 39 19 17.46170(N) 123 00 33.60436(W) AD( ) 2 KT1993 NGVD 29 (07/19/86) 1207.3 (m) 3961. (f) VERT ANG KT1993 KT1993.Superseded values are not recommended for survey control. KT1993.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. KT1993.See file dsdata.txt to determine how the superseded data were derived. KT1993 KT1993_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SDJ9909952445(NAD 83) KT1993_MARKER: DO = NOT SPECIFIED OR SEE DESCRIPTION KT1993_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT KT1993 KT1993 HISTORY - Date Condition Report By KT1993 HISTORY - 1949 MONUMENTED CGS KT1993 HISTORY - 1964 SEE DESCRIPTION CGS KT1993 KT1993 STATION DESCRIPTION KT1993 KT1993'DESCRIBED BY COAST AND GEODETIC SURVEY 1949 (WRH) KT1993'THE STATION IS LOCATED ON A ROUND HUMP THAT IS ON THE SOUTH END KT1993'OF A TIMBERED RIDGE AND ON THE SAME HUMP THAT THE GARRETT MT. KT1993'LOOKOUT TOWER IS ON. IT IS ABOUT 14-1/2 MILES AIRLINE NORTHEAST KT1993'OF UKIAH, ABOUT 19 MILES AIRLINE EAST-SOUTHEAST OF WILLITS, KT1993'AND ABOUT 10 MILES AIRLINE NORTHWEST OF UPPER LAKE. KT1993' KT1993'THE STATION IS 35 FEET SOUTH OF THE SOUTH SIDE OF THE LOOKOUT KT1993'TOWER AND 49 FEET WEST OF THE FLAGPOLE. IT IS A STANDARD KT1993'DISK SET IN THE TOP OF A CONCRETE POST THAT PROJECTS 4 INCHES KT1993'ABOVE THE GROUND. THE DISK IS STAMPED--GARRETT 1949. KT1993' KT1993'REFERENCE MARK NUMBER ONE IS 2-1/2 FEET SOUTH OF THE SOUTHEAST KT1993'CORNER OF THE LOOKOUT TOWER. IT IS A STANDARD DISK SET IN A KT1993'DRILL HOLE IN THE CONCRETE STEP THAT IS THE FOUNDATION FOR KT1993'THE STAIRWAY TO THE LOOKOUT TOWER. IT PROJECTS 6 INCHES ABOVE KT1993'THE GROUND AND IS ABOUT 1-1/2 FEET HIGHER THAN THE STATION. KT1993'THE DISK IS STAMPED--GARRETT NO 1 1949. KT1993' KT1993'REFERENCE MARK NUMBER TWO IS ABOUT 1 FOOT LOWER THAN THE STATION. KT1993'IT IS A STANDARD DISK SET IN A DRILL HOLE IN THE CONCRETE KT1993'FOUNDATION THAT SUPPORTS THE FLAGPOLE. THE DISK IS STAMPED-- KT1993'GARRETT NO 2 1949. KT1993' KT1993'THE AZIMUTH MARK IS 90 FEET EAST OF A DIRT ROAD, 90 FEET KT1993'NORTHEAST OF A TRIANGULAR BLAZED 2-FOOT PINE TREE, AND 6 FEET KT1993'EAST-NORTHEAST OF A TRIANGULAR BLAZED 3-FOOT PINE TREE. IT KT1993'IS A STANDARD DISK SET IN A DRILL HOLE IN OUTCROPPING BEDROCK KT1993'THAT PROJECTS 3 FEET ABOVE THE GROUND. THE DISK IS STAMPED-- KT1993'GARRETT 1949. TO REACH THE MARK FROM THE STATION GO DOWN HILL KT1993'ON THE ROAD FOR 2.7 MILES TO A FORK. TAKE THE RIGHT FORK AS KT1993'PER SIGN STETSON PLACE, HUNTERS POINT AND GO 1.2 MILES TO A KT1993'TRIANGULAR BLAZED 2-FOOT PINE TREE ON THE LEFT AND THE MARK KT1993'TO THE LEFT OF THE ROAD AS DESCRIBED. KT1993' KT1993'THE GARRETT MT. LOOKOUT TOWER IS AN ENCLOSED WOODEN TOWER KT1993'THAT IS 20 FEET SQUARE AT THE BASE AND 14 FEET SQUARE AT THE KT1993'TOP STORY. THE TOWER IS ABOUT 32 FEET HIGH AND THE OUTSIDE KT1993'SURFACE IS PAINTED GREY. THE CENTER OF THE BASE OF THE TOWER KT1993'WILL SERVE AS THE SUBSTITUTE STATION AND IS 0.47 METER HIGHER KT1993'THAN THE STATION. KT1993' KT1993'TO REACH THE STATION FROM THE POST OFFICE IN UPPER LAKE GO NORTH KT1993'FOR 0.1 MILE AND TURN RIGHT FOR 0.1 MILE TO A PAVED ROAD TO KT1993'THE LEFT. TURN LEFT AND FOLLOW THE MAIN TRAVELED ROAD FOR 8.0 KT1993'MILES TO WHERE THE MAIN TRAVELED ROAD TURNS RIGHT ACROSS A KT1993'BRIDGE. KEEP STRAIGHT AHEAD AS PER SIGN GARRETT MT. LOOKOUT KT1993'9 AND GO 4.5 MILES TO A FORK. KEEP THE LEFT FORK AND FOLLOW THE KT1993'MAIN TRAVELED ROAD FOR 4.6 MILES TO THE GARRETT MT. LOOKOUT KT1993'TOWER AND THE STATION AS DESCRIBED. KT1993' KT1993'HEIGHT OF LIGHT ABOVE STATION MARK 1.40 METERS. KT1993 KT1993 STATION RECOVERY (1964) KT1993 KT1993'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1964 (EHS) KT1993'THE STATION MARK, AZIMUTH MARK, REFERENCE MARKS NUMBER 1 AND KT1993'2, AND THE GARRETT MOUNTAIN LOOKOUT TOWER WERE RECOVERED IN KT1993'GOOD CONDITION AND THE 1949 DESCRIPTION IS ADEQUATE.