Station Name: La Laja

4-Character ID: LAJA

Country: Mexico

 

Reported By: Feaux and Alvarado

Date: 19 SEP 98

Mark Set By: UNAM

Date Set: Main Mark – set by Osvaldo Sanchez in 1992

Reference Mark #1 – 19 SEP 98 by Feaux/Alvarado

 

Latitude: 17.13838 degrees N

Longitude: 100.39159 degrees W

Height: 10.00 m

Position Source: Garmit

Magnetic Declination: 7^o East (Magnetic North is East of True North)

Declination Source: Declination as per USGS model IGRF-95, September 1998.

 

Site Topo: Carta Topografica 1:250000, Zihuatanejo, E14-7-10

Other Maps: Carta Topografica 1:50000, Tecpan, E14C45

 

Site Owner: unknown

 

Location: Next to Hwy 200, 100 meters south-east of the small town of La Laja.

 

To Reach: 0.00 -- Driving north-west on hwy 200, the site is located between mileage

markers 72 and 73. Begin checking mileage at marker 72.

 

0.35 0.35 Turn right (north) onto a small, unmarked dirt road at 72.35. A large

granite outcropping will be visible above.

 

0.40 0.05 Continue on dirt road for about 50 meters and park.

 

Site is located on top of the large granite outcrop.

 

Main Station Mark: Stainless steel pin with center punch, no inscription, set flush in bedrock.

 

Reference Mark 1: Stainless steel pin with center punch inscribed LAJA RM1, set flush in

bedrock. From the main mark, the reference mark is located about 10 meters

away at 140 degrees azimuth.

 

Geology: Granitic Outcrop.

 

Comments: Nearest telephone, gas, and limited medical services located in the town of Atoyac, 15

km away. 2 wheel drive vehicle is fine for reaching this site. Bring star drill for

making holes for tripod legs.

 

Hotels: Nearest lodging in Atoyac.

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