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Details for Benchmark: CZ1381

N 32° 59.783 W 111° 44.850 (NAD 83)

Altitude: 1566.2

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

Location:
In PINAL county, AZ View Original Datasheet
Designation:
STAN RM 1
Marker Type:
reference 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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Found in good shape, as described.

[Photos:]
photoCZ1381
photoCZ1381 Wide

Found in good shape.

[Photos:]
photoCZ1381
photoCZ1381 w GPSr

Recovered on a caching run.

[Photos:]
photoCZ1381

found in good shape

[Photos:]
photoSTAN RM1

Recovered as described, in good condition.

[Photos:]
photoSTAN RM 1 / CZ1381
A close-up of the mark, with the GPSr.
photoSTAN RM 1 / CZ1381
A close-up of the mark alone.

Documented History (by the NGS)

01/01/1962 by CGS (MONUMENTED)
DESCRIBED BY COAST AND GEODETIC SURVEY 1962 9.35 MI NE FROM CASA GRANDE. 8.2 MILES NORTH ALONG STATE 93 FROM THE POST OFFICE AT CASA GRANDE, TO THE JUNCTION OF STATE 93 AND STATE 187, THENCE 0.65 MILES NORTHEAST ALONG STATE 187 TO A CLEARED LINE, THENCE 0.5 MILE SOUTHEAST ALONG THE CLEARED LINE TO THE MARK, 97 FT. NORTH OF THE FENCELINE, 153.3 FT. NORTHEAST OF STATION STAN, 61 FT. SOUTHWEST OF A YELLOW WITNESS POST, 154 FT. NORTHEAST OF A STEEL WITNESS POST, AN STANDARD DISK SET IN TOP OF A CONCRETE POST PROJECTING 8 INCHES.

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  • The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the superseded datum.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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