2005-07-22

GU3444


Published Details for Benchmark: GU3444

N 36° 24.909
W 120° 07.250 (NAD 83)
Altitude: 230.8

Coordinates may not be exact. Altitude is VERTCON and location is ADJUSTED.

Location: In FRESNO county, CA View Original Datasheet
Designation: BRITZ
Marker Type: survey disk
Setting: set into the top of a round concrete monument
Stability:
Reference Points: GU3460


Documented History (by the NGS)
01/01/1975 by CADT (MONUMENTED)
DESCRIBED BY CALTRANS 1975 (HF) STATION IS LOCATED, AIRLINE, ABOUT 1-1/2 MILES SOUTHWEST OF FIVE POINTS AND 10 MILES WEST OF LANARE ON THE SOUTHEAST SIDE OF STATE HIGHWAY 145 AT THE INTERSECTION OF TRINITY AND LAGUNA AVENUES. STATION IS REACHED AS FOLLOWS--FROM FIVE POINTS, AT THE INTERSECTION OF MOUNT WHITNEY AVENUE AND STATE HIGHWAY 145, GO SOUTHWEST ON STATE HIGHWAY 145 FOR 1.35 MILES TO THE STATION ON THE LEFT. THE AZIMUTH MARK IS REACHED FROM THE STATION BY GOING WEST ON LAGUNA AVENUE (A DIRT LANE) FOR 0.5 MILE TO THE MARK ON THE LEFT AS DESCRIBED. STATION, STAMPED BRITZ 1975, IS A STANDARD 3 1/2-INCH CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK SET IN THE TOP OF A 14-INCH DIAMETER CONCRETE POST PROJECTING 2 INCHES ABOVE GROUND. IT IS 28 FEET SOUTHEAST OF AND ABOUT LEVEL WITH THE CENTERLINE OF STATE HIGHWAY 145, 9 FEET NORTHEAST OF A TELEPHONE POLE, 6-1/2 FEET NORTHEAST OF A TELEPHONE CABLE RISER PROJECTING 28 INCHES, 14 FEET WEST-SOUTHWEST OF A 36-INCH CONCRETE PIPE PROJECTING 18 INCHES AND 2 FEET WEST OF A STEEL WITNESS POST. AN UNDERGROUND MARK, SAME AS SURFACE-STATION MARK, WAS SET IN A MASS OF CONCRETE 30 INCHES BELOW THE GROUND SURFACE. R.M. 1, STAMPED BRITZ NO 1 1975, IS A STANDARD 3 1/2-INCH CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK SET IN THE TOP OF A 12-INCH DIAMETER CONCRETE POST PROJECTING 2 INCHES ABOVE GROUND. IT IS 30 FEET SOUTHEAST OF THE CENTERLINE OF STATE HIGHWAY 145, 55 FEET NORTH OF THE CENTER OF A DIRT ROAD, 4-1/2 FEET NORTH-NORTHEAST OF A 36-INCH CONCRETE PIPE PROJECTING 18 INCHES, 1-1/2 FEET WEST OF A STEEL WITNESS POST AND ABOUT LEVEL WITH THE STATION MARK. R.M. 2, STAMPED BRITZ NO 2 1975, IS A STANDARD 3 1/2-INCH CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK CEMENTED IN A DRILL HOLE IN THE SOUTHEAST CORNER OF A 3 FOOT SQUARE CONCRETE BASE OF A WATER METER. IT IS 61 FEET NORTHWEST OF THE CENTERLINE OF STATE HIGHWAY 145, 38 FEET EAST OF THE CENTERLINE OF TRINTIY AVENUE, 6-1/2 FEET NORTH OF A 12-INCH CONCRETE PIPE PROJECTING 1 FOOT AND ABOUT 2 FEET LOWER THAN THE STATION MARK. AZIMUTH MARK, STAMPED BRITZ 1975 AZIMUTH MARK, IS A STANDARD 3 1/2-INCH CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK SET IN THE TOP OF A 12-INCH DIAMETER CONCRETE POST SET FLUSH WITH THE GROUND SURFACE. IT IS 28 FEET SOUTH OF AND ABOUT LEVEL WITH THE CENTERLINE OF A DIRT LANE, 81 FEET SOUTHEAST OF A BROOKS WATER METER, 52 FEET SOUTH-SOUTHEAST OF A POWER POLE, 2 FEET SOUTH OF A TRANSFORMER POLE AND 1 FOOT EAST OF A STEEL WITNESS POST. HEIGHT OF LIGHT ABOVE STATION MARK 3.32 METERS.


Found Details for Benchmark: GU3444

N 36 24.910
W 120 07.252
Elev 207

Found it at 15:20, 22 July 2005 as described and in fair condition. The station was leaning slightly, but may remain usable. RM#1 has been completely uprooted by farming equipment. RM#2 and the Azimuth mark were not searched for. The described telephone pole remains. The describe telephone cable riser is now gone, but a cable warning sign is in its place. The described 36" stand pipe and steel witness post are now gone.

Original NAD83 coordinates were located about 11 feet southeasterly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 5 minute occupation with 8 strong satellites and 1 WAAS satellite.

GU3444 "BRITZ 1975" - Triangulation Station set in a 12" round concrete monument with GPSr.
GU3444 "BRITZ 1975" - Reference Monument No. 1 dislocated by farm equipment.
GU3444 "BRITZ 1975" - Reference Monument No. 1 dislocated by farm equipment.
GU3444 "BRITZ 1975" - Reference Monument No. 1 dislocated by farm equipment.
GU3444 "BRITZ 1975" - Triangulation Station. View north along South Trinity Avenue.
GU3444 "BRITZ 1975" - Triangulation Station and Reference Monument No. 1. View northeast up the Fresno Coalinga Road toward Five Points.
GU3444 "BRITZ 1975" - Triangulation Station and Reference Monument No. 1. View east along West Laguna Avenue.
GU3444 "BRITZ 1975" - Triangulation Station. View south along South Trinity Avenue.
GU3444 "BRITZ 1975" - Triangulation Station and Reference Monument No. 1. View southwesterly along West Laguna Avenue.