DA1466 ***********************************************************************
DA1466  DESIGNATION -  OCAPOS
DA1466  PID         -  DA1466
DA1466  STATE/COUNTY-  AZ/MARICOPA
DA1466  USGS QUAD   -  ESTRELLA (1980)
DA1466
DA1466                         *CURRENT SURVEY CONTROL
DA1466  ___________________________________________________________________
DA1466* NAD 83(1992)-  32 59 27.79885(N)    112 29 51.06215(W)     ADJUSTED
DA1466* NAVD 88     -       485.31   (+/-2cm)    1592.2    (feet)  VERTCON
DA1466  ___________________________________________________________________
DA1466  LAPLACE CORR-           3.94  (seconds)                    DEFLEC99
DA1466  GEOID HEIGHT-         -30.84  (meters)                     GEOID99
DA1466
DA1466  HORZ ORDER  -  THIRD
DA1466  VERT ORDER  -  THIRD ? (See Below)
DA1466
DA1466.The horizontal coordinates were established by classical geodetic methods
DA1466.and adjusted by the National Geodetic Survey in August 1993.
DA1466
DA1466.The NAVD 88 height was computed by applying the VERTCON shift value to
DA1466.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
DA1466.The vertical order pertains to the superseded datum.
DA1466
DA1466.The Laplace correction was computed from DEFLEC99 derived deflections.
DA1466
DA1466.The geoid height was determined by GEOID99.
DA1466
DA1466;                    North         East     Units   Scale      Converg.
DA1466;SPC AZ C     -   220,909.454   159,077.215   MT  0.99993632 -0 18 58.6
DA1466;UTM  12      - 3,651,291.054   360,087.527   MT  0.99984137 -0 48 56.0
DA1466
DA1466:                Primary Azimuth Mark                     Grid Az
DA1466:SPC AZ C     -  OCAPOS AZ MK                             346 59 44.3
DA1466:UTM  12      -  OCAPOS AZ MK                             347 29 41.7
DA1466
DA1466|---------------------------------------------------------------------|
DA1466| PID    Reference Object                     Distance      Geod. Az  |
DA1466|                                                           dddmmss.s |
DA1466|        OCAPOS RM 1                           5.515 METERS 15458     |
DA1466|        OCAPOS RM 2                           9.352 METERS 33416     |
DA1466| DA0012 OCAPOS AZ MK                                       3464045.7 |
DA1466|---------------------------------------------------------------------|
DA1466
DA1466                          SUPERSEDED SURVEY CONTROL
DA1466
DA1466  NAD 83(1986)-  32 59 27.78952(N)    112 29 51.06534(W) AD(       ) 3
DA1466  NAD 27      -  32 59 27.63499(N)    112 29 48.50162(W) AD(       ) 3
DA1466  NGVD 29     -       484.68   (m)         1590.2    (f) LEVELING    3
DA1466
DA1466.Superseded values are not recommended for survey control.
DA1466.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
DA1466.See file dsdata.txt to determine how the superseded data were derived.
DA1466
DA1466_MARKER: DS = TRIANGULATION STATION DISK
DA1466_SETTING: 66 = SET IN ROCK OUTCROP
DA1466
DA1466  HISTORY     - Date     Condition        Recov. By
DA1466  HISTORY     - 1936     MONUMENTED       CGS
DA1466  HISTORY     - 1944     GOOD             CGS
DA1466  HISTORY     - 1949     SEE DESCRIPTION  CGS
DA1466  HISTORY     - 1958     GOOD             CGS
DA1466  HISTORY     - 1960     SEE DESCRIPTION  CGS
DA1466  HISTORY     - 1972     GOOD             AZHD
DA1466
DA1466                          STATION DESCRIPTION
DA1466
DA1466''DESCRIBED BY COAST AND GEODETIC SURVEY 1936 (JB)
DA1466''ON THE SUMMIT OF A LOW, ROCKY HILL LYING IN THE PASS JUST
DA1466''SOUTH OF THE ESTRELLA RANGE, 50 MILES WEST-NORTHWEST OF CASA
DA1466''GRANDE, 12 MILES EAST-NORTHEAST OF GILA BEND, 5 MILES WEST
DA1466''OF THE SOUTHERN PACIFIC RAILROAD STATION AT ESTRELLA,
DA1466''THREE-FOURTHS MILE EAST OF THE ABANDONED RAILROAD CAMP OCAPOS,
DA1466''IN THE CENTER OF THE ROUNDED SUMMIT OF THE SMALL, DETACHED
DA1466''HILL, ON ITS HIGHEST POINT.  MARKED BY A STANDARD BRONZE
DA1466''DISK.  REFERENCE MARK NO. 1, A STANDARD
DA1466''BRONZE REFERENCE DISK, ON THE CREST OF THE SUMMIT,
DA1466''IS 5.515 METERS (18.09 FEET) FROM STATION.
DA1466''REFERENCE MARK NO. 2, A STANDARD BRONZE REFERENCE
DA1466''DISK, AT THE WEST EDGE OF THE SUMMIT, ON THE RIDGE
DA1466''LINE, IS 9.352 METERS (30.68 FEET) FROM STATION.
DA1466''THE AZIMUTH MARK, A STANDARD BRONZE DISK,
DA1466''IS ON THE CASA GRANDE HIGHWAY, 25 YARDS EAST OF THE
DA1466''GRADE CROSSING OF THE SOUTHERN PACIFIC RAILROAD, 23 FEET NORTH
DA1466''OF THE CENTER OF THE HIGHWAY, 4 FEET SOUTHWEST OF A
DA1466''TELEPHONE POLE, AND IS 0.3 MILE FROM STATION N 13
DA1466''DEG 20 MIN W.
DA1466
DA1466                          STATION RECOVERY (1944)
DA1466
DA1466''RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1944 (JM)
DA1466''STATION RECOVERED.  A REVISED DESCRIPTION FOLLOWS--
DA1466''
DA1466''REACHED FROM GILA BEND BY GOING E ON HIGHWAY 84 TO THE APPROACH
DA1466''OF AN OVERPASS ABOUT A MILE FROM THE CENTER OF TOWN.  THERE
DA1466''TAKE A GRAVEL ROAD TO THE LEFT AS THE HIGHWAY TURNS RIGHT, AND
DA1466''GO 12.6 MILES TO WHERE THE RAILROAD CROSSES THE ROAD.  OCAPOS
DA1466''IS IN THE CENTER OF THE ROUNDED SUMMIT OF THE SMALL DETATCHED
DA1466''HILL, ON ITS HIGHEST POINT.
DA1466
DA1466                          STATION RECOVERY (1949)
DA1466
DA1466''RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1949 (TCC)
DA1466''STATION IS 5.1 MILES W ALONG THE SOUTHERN PACIFIC CO. RAILROAD
DA1466''FROM THE STATION AT ESTRELLA, THENCE 0.3 MILE SE OF BRIDGE
DA1466''869.67, ON THE SUMMIT OF A LOW ROCKY HILL, AND ON ITS HIGHEST
DA1466''POINT.
DA1466''
DA1466''STATION MARK IS A BRONZE STATION DISK SET IN THE TOP OF
DA1466''OUTCROPPING BEDROCK FLUSH WITH THE GROUND.
DA1466''
DA1466''REFERENCE MARK 1 IS A BRONZE REFERENCE DISK STAMPED OCAPOS NO 1
DA1466''1936 AND IS 18 FEET SE OF THE STATION.  IT IS SET IN THE TOP
DA1466''OF OUTCROPPING BEDROCK PROJECTING ABOUT 0.5 FOOT ABOVE THE
DA1466''GROUND.
DA1466''
DA1466''REFERENCE MARK 2 IS A BRONZE REFERENCE DISK SET IN THE TOP OF
DA1466''OUTCROPPING BEDROCK PROJECTING ABOUT 1 FOOT ABOVE GROUND.
DA1466''IT IS STAMPED OCAPOS NO 2 1936 AND IS 31 FEET N OF THE STATION.
DA1466
DA1466                          STATION RECOVERY (1958)
DA1466
DA1466''RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1958 (LFV)
DA1466''STATION AND REFERENCE MARKS RECOVERED IN GOOD CONDITION.
DA1466''AZIMUTH MARK WAS NOT SEARCHED FOR.  DESCRIPTION BY T.C.C. IN
DA1466''1948 ADEQUATE AND CORRECT.
DA1466
DA1466                          STATION RECOVERY (1960)
DA1466
DA1466''RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 (WWH)
DA1466''THE STATION, REFERENCE, AND AZIMUTH MARK WERE RECOVERED AND
DA1466''FOUND TO BE IN GOOD CONDITION.  THE STATION WAS NOT OCCUPIED
DA1466''AT THIS DATE.  A COMPLETE DESCRIPTION FOLLOWS.
DA1466''
DA1466''THE STATION IS ON THE HIGHEST POINT OF A LOW ROCKY HILL, 12
DA1466''MILES EAST OF GILA BEND, 5 MILES WEST OF ESTRELLA ON THE
DA1466''SOUTHERN PACIFIC RAILROAD AND 0.3 MILE SOUTHEAST OF RAILROAD
DA1466''BRIDGE NO. 869.67.
DA1466''
DA1466''TO REACH FROM THE JUNCTION OF U.S. HIGHWAY 80 AND STATE HIGHWAY
DA1466''84, 1.0 MILE EAST OF GILA BEND, GO EAST ON U.S. HIGHWAY 80
DA1466''ABOUT 75 YARDS TO A SIDE ROAD RIGHT.  TURN RIGHT, SOUTH AND EAST,
DA1466''PER SIGN MARICOPA ON GRAVEL ROAD ALONG THE NORTH SIDE OF THE
DA1466''SOUTHERN PACIFIC RAILROAD AND GO 12.2 MILES TO A RAILROAD
DA1466''GRADE CROSSING, 0.6 MILE EAST OF RAILROAD MILE POST 869.  TURN
DA1466''RIGHT, CROSS TRACKS, AND GO 0.05 MILE TO END OF TRUCK TRAVEL
DA1466''AT ANOTHER SET OF RAILROAD TRACKS.  PACK SOUTHEAST ACROSS FLAT
DA1466''LAND AND UP ROCKY RIDGE TO THE HIGHEST POINT AND THE STATION.
DA1466''A 30 MINUTE PACK.
DA1466''
DA1466''THE STATION MARK, STAMPED OCAPOS 1936, IS A STANDARD DISK
DA1466''CEMENTED IN A DRILL HOLE IN BEDROCK FLUSH WITH THE GROUND AND
DA1466''39 FEET SOUTHEAST OF A 15 FOOT CACTUS.
DA1466''
DA1466''REFERENCE MARK NO. 1, STAMPED OCAPOS NO 1 1936, IS A STANDARD
DA1466''DISK CEMENTED IN A DRILL HOLE IN BEDROCK PROJECTING 4 INCHES
DA1466''AND ABOUT 6 INCHES LOWER THAN THE STATION.
DA1466''
DA1466''REFERENCE MARK NO. 2, STAMPED OCAPOS NO 2 1936, IS A STANDARD
DA1466''DISK CEMENTED IN A DRILL HOLE IN A BOULDER PROJECTING 1-1/2 FOOT
DA1466''AND ABOUT 6 INCHES LOWER THAN THE STATION.
DA1466''
DA1466''THE AZIMUTH MARK, STAMPED OCAPOS 1936, IS A STANDARD DISK SET
DA1466''IN A SQUARE CONCRETE POST FLUSH WITH THE GROUND, 64-1/2 FEET
DA1466''EAST AND 21-1/2 FEET NORTH OF A RAILROAD GRADE CROSSING, 63
DA1466''FEET EAST OF THE EAST RAIL OF THE RAILROAD, 57-1/2 FEET SOUTHEAST
DA1466''OF A TELEPHONE POLE, 3 FEET LOWER THAN THE ROAD AND SOUTHEAST
DA1466''OF RAILROAD BRIDGE NO. 869.67.
DA1466
DA1466                          STATION RECOVERY (1972)
DA1466
DA1466''RECOVERY NOTE BY ARIZONA HIGHWAY DEPARTMENT (NOW AZDT) 1972
DA1466''GENERAL LOCATION GILA BEND - PHOENIX TO CASA GRANDE
DA1466''
DA1466''TO REACH AS PER USC AND GS DESCRIPTION AND RECOVERY NOTES
DA1466''
DA1466''STATION MARK STD. USC AND GS B.C.
DA1466''
DA1466''REFERENCE MARKS GOOD