2005-07-13

GT1485

Published Details for Benchmark: GT1485
N 36° 44.583
W 119° 45.883 (NAD 83)
Altitude: 301.9

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

Location: In FRESNO county, CA View Original Datasheet
Designation: J 369
Marker Type: bench mark disk
Setting: light structures
Stability: Mark of questionable or unknown stability.


Documented History (by the NGS)
01/01/1953 by CGS (MONUMENTED)

01/01/1959 by NGS (GOOD)
DESCRIBED BY NATIONAL GEODETIC SURVEY 1959 AT FRESNO. AT FRESNO, 0.75 MILE NORTHEAST ALONG TULARE STREET FROM THE POST OFFICE AND COURTHOUSE, THENCE 0.7 MILE EAST ALONG EAST TULARE STREET, ABOUT 65 YARDS WEST OF THE INTERSECTION OF SIXTH STREET, SET VERTICALLY IN THE SOUTH BRICK WALL OF A LARGE BRICK BUILDING LEASED BY THE U.S. DEPARTMENT OF AGRICULTURE PRODUCTION AND MARKETING ADMINISTRATION, 1.0 FOOT WEST OF THE SOUTHEAST CORNER OF THE BUILDING, AND 3.0 FEET ABOVE THE SIDEWALK.


Found Details for Benchmark: GT1485
N 36 44.598
W 119 45.904
Elev 300

Found it at 11:50, 13 July 2005 as described and in good condition. The building is no longer used by the US Department of Agriculture, but houses an auto parts store.

Original NAD83 coordinates were located about 132 feet southeasterly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 5 minute occupation 15 feet south of the mark, with 7 strong satellites and 1 WAAS satellite. (Found coordinates have been adjusted to show true benchmark position.)

GT1485 "J 369" - Benchmark and GPSr.
GT1485 "J 369" - Benchmark set vertically in the wall.  View east down East Tulare Street toward North Sixth Street.
GT1485 "J 369" - Benchmark set vertically in the wall.  View east down East Tulare Street toward North Sixth Street.
GT1485 "J 369" - Benchmark set vertically in the wall.  View west down East Tulare Street toward downtown Fresno.
GT1485 "J 369" - Benchmark set vertically in the wall.  View west down East Tulare Street toward downtown Fresno.

GT1487

Published Details for Benchmark: GT1487
N 36° 44.550
W 119° 46.350 (NAD 83)
Altitude: 297.4

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

Location: In FRESNO county, CA View Original Datasheet
Designation: S 696 RESET
Marker Type: bench mark disk
Setting: light structures
Stability: Mark of questionable or unknown stability.


Documented History (by the NGS)
01/01/1963 by CA-019 (MONUMENTED)
DESCRIBED BY FRESNO COUNTY CALIFORNIA 1963 AT FRESNO. IN FRESNO, 12.10 FEET SOUTH OF THE SOUTH RETURN OF THE SOUTHWEST CORNER OF TULARE AND FIRST STREETS, 2 1/2 FEET WEST OF THE WEST CURB LINE OF FIRST STREET, 26.00 FEET SOUTH OF THE SOUTH PROPERTY LINE OF EAST TULARE STREET, 36.80 FEET NORTH OF THE CENTERLINE OF GAUGE R.R. SPUR TRACK AND 54.80 FEET NORTH OF THE MAIN LINE OF THE SOUTHERN PACIFIC RAILROAD, AND SET FLUSH IN A CONCRETE SIDEWALK.


Found Details for Benchmark: GT1487
The benchmark was not located and believed to be destroyed. Both First Street and Tulare Avenue have been widened since 1964, removing the original location of the curb line. The described Southern Pacific track and gauge spur have been removed. No new coordinates were taken.