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Details for Benchmark: CZ0644

N 32° 22.617 W 111° 21.300 (NAD 83)

Altitude: 2033.2

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

Location:
In PIMA county, AZ View Original Datasheet
Designation:
551+26.73
Marker Type:
survey disk
Setting:
light structures
Stability:
Mark of questionable or unknown stability.

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Found in good shape.

[Photos:]
photoCZ0644
photoCZ0644 w GPSr
photoCZ0644 Area

Love the improvised "+" sign, using two "1's". Cool!

Found easily at the side of the road, in the headwall of the former cattleguard.

[Photos:]
photoCZ0644 marker

found it.

[Photos:]
photostick marking it now
N 32° 22.630 W 111° 21.331

Found in good condition and like the previous finder stated; only the headwalls of the cattleguard remain.

MO & GO; Tucson, Arizona

Mark found in good condition. The Cattlegaurd no longer exists, only the headwalls remain.

[Photos:]
photo551+26.73
Highway Department Mark
photoCatlegaurd?????
The catlegaurd has been removed.

Documented History (by the NGS)

01/01/1955 by AZHD (MONUMENTED)
01/01/1962 by NGS (GOOD)
DESCRIBED BY NATIONAL GEODETIC SURVEY 1962 17.9 MI W FROM CORTARO. 3.7 MILES NORTHWEST ALONG STATE HIGHWAY 84 FROM THE POST OFFICE AT CORTARO, THENCE 14.2 MILES WEST ALONG THE AVRA VALLEY ROAD, 22 FEET SOUTH OF THE CENTER OF A CATTLEGUARD, 15.3 FEET NORTH OF A NORTHWEST FENCE CORNER, A BRONZE DISK SET IN A DRILL HOLE IN THE SOUTH HEADWALL OF A CATTLEGUARD.

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  • The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the superseded datum.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