Big Oak Flat Rd Tunnel #1

Photos 

West Portal

Driving East

Photo taken by Craig Philpott in May 2010

Enlarge

Map 

Street View 

Facts 

Overview

Tunnel under mountainside on Big Oak Flat Road

Location

Mariposa County, California

Status

Open to traffic

History

Built in 1930's

Design

Tunnel

Dimensions

Length of largest span: 2,119.0 ft.
Deck width: 26.0 ft.

Approximate latitude, longitude

+37.72203, -119.71946   (decimal degrees)
37°43'19" N, 119°43'10" W   (degrees°minutes'seconds")

Approximate UTM coordinates

11/260317/4178456 (zone/easting/northing)

Elevation

4520 ft. above sea level

USGS topographic map

El Capitan

Inventory number

BH 45217 (Bridgehunter.com ID)

Categories 

Update Log 

• May 10, 2010: Added by Craig Philpott

Sources 

• Craig Philpott - cphilpott [at] puc [dot] edu

Comments