2003-11-13

GU4283 - MADEPORT AZ MK

N 36°59.032'
W 120°06.306'

Elev= 247'

DESIGNATION - MADEPORT AZ MK
PID - GU4283
STATE/COUNTY- CA/MADERA
USGS QUAD - MADERA (1981)

Found it at 15:15, 13 November 2003 as described and in good condition. The mark is adjacent to the airport taxiway and runway. Clearance from the airport administration must be obtained prior to visiting the mark.

Original NAD83 coordinates were located about 9 feet northeasterly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 3.5 minute occupation with 9 strong satellites and 1 WAAS satellite.

MADEPORT Azimuth Mark.


The benchmark and the witness post.


The benchmark and the witness post.


The view easterly.


The view northwesterly toward the hangars.


The view southwesterly toward the south end of the runway and the approach apron.

GU4273 - FAA MAE A

N 36°59.250'
W 120°06.535'

Elev=242'

DESIGNATION - FAA MAE A
PID - GU4273
STATE/COUNTY- CA/MADERA
USGS QUAD - MADERA (1981)

Found it at 15:10, 13 November 2003 as described and in good condition. The mark is adjacent to the airport taxiway and runway. Clearance from the airport administration must be obtained prior to visiting the mark.

Original NAD83 coordinates were located about 6 feet easterly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 3.5 minute occupation with 10 strong satellites and 2 WAAS satellites.

The vertical rod in a monument well.


The view westerly toward the taxiway, and the runway in the distance.


The view northerly toward the airport administration building and the service hangars.


The view easterly toward the storage hangars.

HS4530 - N 1414

N 37°07.410'
W 120°15.292'

Elev = 222

DESIGNATION - N 1414
PID - HS4530
STATE/COUNTY- CA/MADERA
USGS QUAD - CHOWCHILLA (1976)

Found it at 14:35, 13 November 2003 as described and in good condition, and full of ants.

Original NAD83 coordinates were located about 168 feet south-southeasterly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 3.5 minute occupation with 8 strong satellites and 1 WAAS satellite.

A vertical rod in a well.


A vertical rod in a well. The well lid was missing.


Station HS4530, view northeasterly along the back fence of the Chowchilla Water District yard.


Station HS4530, view southerly across Chowchilla Boulevard toward the railroad tracks.

HS1182 - K 85

N 37°07.534'
W 120°15.472'

Elev 227

DESIGNATION - K 85
PID - HS1182
STATE/COUNTY- CA/MADERA
USGS QUAD - CHOWCHILLA (1976)

Found it at 13:50, 13 November 2003 as described and in good condition. A truck stop is located northeast of the tracks. A curb located along the southwest side of the parking lot is 50 feet northeast of the northeast rail of the main track. The mark is 5.2 feet southwest of the northeast curb face.

Original NAD83 coordinates were located about 510 feet southerly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 5.5 minute occupation with 9 strong satellites and 1 intermittent WAAS satellite.

Benchmark detail.


The benchmark in a square concrete post with the GPSr.


The benchmark in a square concrete post with the GPSr.


The benchmark in a square concrete post and metal witness post.


Station HS1182, view southeasterly along the railroad tracks.


Station HS1182, view northwesterly along the railroad tracks.


Station HS1182, view westerly across the tracks toward the city water tank.

HS1070 - Q 1234

N 37°07.628'
W 120°14.380'

Elev = 237

DESIGNATION - Q 1234
PID - HS1070
STATE/COUNTY- CA/MADERA
USGS QUAD - LE GRAND (1981)

Found it at 08:10, 13 November 2003 generally as described and in good condition.

The described private asphalt road to the south has been developed and is now a public road known as 'Fig Tree Road'. The described power lines no longer tee to the south, but remain running east & west along the north side of Avenue 26, (also know as Greenhills Boulevard).

The mark is now in a covered monument well set in the new asphalt road. It is located 29 feet west of the curb face on the east side of the new road, 12.5 feet west of the centerline paint stripe, and 0.2 feet below grade.

Original NAD83 coordinates were located about 95 feet southeasterly of the found WGS84 coordinates. WGS84 coordinates for the mark found by 15 minute occupation with 8 strong satellites and 1 WAAS satellite.

Benchmark detail.


The benchmark monument well, cast iron lid, and GPSr.


The benchmark monument well, cast iron lid, and GPSr.


The benchmark in the monument well.


Station HS1070, view northwesterly toward Chowchilla.


Station HS1070, view northeasterly.