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Details for Benchmark: DA0366

N 32° 05.117 W 112° 46.333 (NAD 83)

Altitude: 1989.2

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

Location:
In PIMA county, AZ View Original Datasheet
Designation:
U 110
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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New style WP.

[Photos:]
photoDA0366 U 110 1935
photoDA0366 S
photoDA0366 N
photoDA0366 SW

Documented History (by the NGS)

01/01/1935 by CGS (MONUMENTED)
01/01/1953 by NGS (GOOD)
DESCRIBED BY NATIONAL GEODETIC SURVEY 1953 15.75 MI N FROM LUKEVILE. 5.1 MILES NORTH ALONG THE SONOYTA-AJO HIGHWAY FROM THE POST OFFICE AT LUKEVILLE, THENCE 0.1 MILE EAST ALONG A TRACK ROAD, THENCE 10.55 MILES NORTH ALONG THE OLD SONOYTA-AJO HIGHWAY, 36 1/2 FEET NORTH OF THE CENTER OF A WASH, 30 FEET WEST OF THE CENTER LINE OF THE ROAD, 2.0 FEET SOUTH OF A WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 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  • The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the superseded datum.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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