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Details for Benchmark: DA0544

N 32° 36.117 W 112° 52.350 (NAD 83)

Altitude: 1144

Coordinates may not be exact. Altitude is VERTCON and location is SCALED. (more info)

Location:
In MARICOPA county, AZ View Original Datasheet
Designation:
K 332
Marker Type:
bench mark disk
Setting:
set into the top of a round concrete monument
Stability:
May hold, but of type commonly subject to surface motion.

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Recovered as described, in good condition.

[Photos:]
photoK 332 / DA0544
A close-up of the mark, with the GPSr.
photoK 332 / DA0544
A close-up of the mark alone.
photoK 332 / DA0544
A wide view of the general area, looking east.

Documented History (by the NGS)

01/01/1953 by CGS (MONUMENTED)
DESCRIBED BY COAST AND GEODETIC SURVEY 1953 19.1 MI N FROM AJO. 16.3 MILES NORTH ALONG THE TUCSON, CORNELIA AND GILA BEND RAILROAD FROM THE STATION AT AJO, THENCE 1.3 MILES WEST ALONG A GRAVELED ROAD, THENCE 1.4 MILES NORTH ALONG STATE HIGHWAY 85, THENCE 0.1 MILE WEST ALONG A GRAVELED ROAD, AT WILLIAMS AIR FORCE AUXILIARY FIELD NO. 2, AT THE JUNCTION OF THE NORTHWEST-SOUTHEAST AND EAST-WEST RUNWAYS, 100 FEET SOUTHEAST OF THE SOUTHEAST CORNER OF THE RUNWAY PAVEMENT, 74 FEET SOUTH OF THE CENTER LINE OF THE ROAD, 2.0 FEET NORTH OF A WITNESS POST, ABOUT LEVEL WITH THE RUNWAY PAVEMENT, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND.

Control Text

  • The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds.
  • The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the superseded datum.
  • The geoid height was determined by GEOID99.

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