National Geodetic Survey, Retrieval Date = SEPTEMBER 22, 2002 LU2153 *********************************************************************** LU2153 DESIGNATION - LIMEDYKE LO LU2153 PID - LU2153 LU2153 STATE/COUNTY- CA/TRINITY LU2153 USGS QUAD - HYAMPOM (1982) LU2153 LU2153 *CURRENT SURVEY CONTROL LU2153 ___________________________________________________________________ LU2153* NAD 83(1992)- 40 31 29.41762(N) 123 25 01.53212(W) ADJUSTED LU2153* NAVD 88 - 1431.79 (+/-2cm) 4697.5 (feet) VERTCON LU2153 ___________________________________________________________________ LU2153 EPOCH DATE - 1991.35 LU2153 LAPLACE CORR- 11.15 (seconds) DEFLEC99 LU2153 GEOID HEIGHT- -27.98 (meters) GEOID99 LU2153 LU2153 HORZ ORDER - SECOND LU2153 VERT ORDER - THIRD ? (See Below) LU2153 LU2153.The horizontal coordinates were established by classical geodetic methods LU2153.and adjusted by the National Geodetic Survey in March 1994. LU2153.The horizontal coordinates are valid at the epoch date displayed above. LU2153.The epoch date for horizontal control is a decimal equivalence LU2153.of Year/Month/Day. LU2153 LU2153.The NAVD 88 height was computed by applying the VERTCON shift value to LU2153.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) LU2153.The vertical order pertains to the superseded datum. LU2153 LU2153.The Laplace correction was computed from DEFLEC99 derived deflections. LU2153 LU2153.The geoid height was determined by GEOID99. LU2153 LU2153; North East Units Scale Converg. LU2153;SPC CA 1 - 633,272.380 1,879,936.708 MT 0.99990922 -0 55 35.8 LU2153;SPC CA 1 - 2,077,661.13 6,167,759.02 sFT 0.99990922 -0 55 35.8 LU2153;UTM 10 - 4,486,095.333 464,671.153 MT 0.99961536 -0 16 15.7 LU2153 LU2153: Primary Azimuth Mark Grid Az LU2153:SPC CA 1 - BLAKE 310 13 53.9 LU2153:UTM 10 - BLAKE 309 34 33.8 LU2153 LU2153|---------------------------------------------------------------------| LU2153| PID Reference Object Distance Geod. Az | LU2153| dddmmss.s | LU2153| DB5350 LIMEDYKE LO RM 2 20.828 METERS 17732 | LU2153| LU2223 BLAKE APPROX.15.7 KM 3091818.1 | LU2153| DB5349 LIMEDYKE LO RM 1 13.146 METERS 35642 | LU2153|---------------------------------------------------------------------| LU2153 LU2153 SUPERSEDED SURVEY CONTROL LU2153 LU2153 NAD 83(1986)- 40 31 29.40373(N) 123 25 01.53920(W) AD(1984.00) 2 LU2153 NAD 27 - 40 31 29.88799(N) 123 24 57.41858(W) AD( ) 2 LU2153 NGVD 29 - 1430.80 (m) 4694.2 (f) LEVELING 3 LU2153 LU2153.Superseded values are not recommended for survey control. LU2153.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LU2153.See file dsdata.txt to determine how the superseded data were derived. LU2153 LU2153_MARKER: Z = SEE DESCRIPTION LU2153_SETTING: 0 = UNSPECIFIED SETTING LU2153 LU2153 HISTORY - Date Condition Report By LU2153 HISTORY - 1961 MONUMENTED CGS LU2153 LU2153 STATION DESCRIPTION LU2153 LU2153'DESCRIBED BY COAST AND GEODETIC SURVEY 1961 (JCC) LU2153'THE STATION IS CENTERED DIRECTLY BENEATH THE LIMEDYKE LOOKOUT LU2153'TOWER. IT IS ABOUT 12-1/2 MILES WEST OF HAYFORK. LU2153' LU2153'TO REACH THE STATION FROM THE POST OFFICE IN HAYFORK, GO LU2153'WEST ON STATE HIGHWAY 35A FOR 0.5 MILE TO A FORK. TAKE LEFT FORK LU2153'FOR 0.25 MILE TO A SIDE ROAD RIGHT JUST AFTER CROSSING A CONCRETE LU2153'BRIDGE. TURN RIGHT ON PAVED ROAD AND GO WESTERLY FOR 3.65 MILES LU2153'TO FORK AT THE END OF PAVED ROAD. TAKE LEFT FORK AND CONTINUE LU2153'WESTERLY FOR 4.4 MILES TO A FORK. TAKE LEFT FORK AND CONTINUE LU2153'WESTERLY FOR 2.8 MILES TO A FORK. TAKE RIGHT FORK AND CONTINUE LU2153'WESTERLY FOR 0.6 MILE TO A SIDE ROAD LEFT AND SIGN LIMEDYKE LU2153'L.O. 8. TURN LEFT ON SIDE ROAD AND GO 8.0 MILES TO THE LU2153'LOOKOUT TOWER AND THE STATION. LU2153' LU2153'STATION MARK IS A U.S. GEOLOGICAL SURVEY BENCH MARK DISK, LU2153'STAMPED LIMEDYKE L O 1948 4694, SET IN THE TOP OF A CONCRETE LU2153'POST 7 INCHES IN DIAMETER PROJECTING 7 INCHES. LU2153' LU2153'REFERENCE MARK 1 IS A STANDARD DISK, STAMPED LIMEDYKE LO NO LU2153'1 1948, CEMENTED IN A DRILL HOLE IN THE CONCRETE FOUNDATION LU2153'OF A WINDMILL TOWER THAT PROJECTS 2 INCHES. LU2153' LU2153'REFERENCE MARK 2 IS A U.S. GEOLOGICAL SURVEY REFERENCE MARK LU2153'DISK, STAMPED NO 2 1948, CEMENTED IN A DRILL HOLE IN A 4 X 5 LU2153'FOOT ROCK OUTCROP FLUSH WITH THE GROUND SURFACE. IT IS 84 LU2153'FEET SOUTH OF THE SOUTHWEST LEG OF THE LOOKOUT TOWER.