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Devil's Slide Tunnel

San Mateo County, California

Photos 

Devil's Slide Tunnels

North face, driving South

Photo taken by Craig Philpott in October 2013

Enlarge

BH Photo #267922

Map 

Street View 

Description 

Twin bore 4,000 foot tunnel thru promontory to realign highway and avoid crumbling seaside cliffs.

Facts 

Overview
Tunnel under Devil's Slide promontory on Hwy 1
Location
San Mateo County, California
Status
Open to traffic
History
Built 2013
Builder
- Caltrans
Design
Tunnel
Dimensions
Span length: 4,000.0 ft. (0.8 mi.)
Total length: 4,000.0 ft. (0.8 mi.)
Also called
Tom Lantos Tunnels
Approximate latitude, longitude
+37.57787, -122.51216   (decimal degrees)
37°34'40" N, 122°30'44" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/543075/4159092 (zone/easting/northing)
Quadrangle map:
Montara Mountain OE W
Inventory number
BH 58303 (Bridgehunter.com ID)

Categories 

Built 2013 (41)
Built during 2010s (343)
California (2,208)
Caltrans (4)
Concrete girder (900)
Deck girder (4,928)
Girder (8,901)
Have street view (24,713)
 Modern (2,051)
Open (38,020)
Owned by state (14,674)
San Mateo County, California (36)
Span length over 1000 feet (104)
Total length over 2500 feet (800)
Tunnel (1,071)

Update Log 

  • June 26, 2014: New Street View added by Ralph Demars
  • April 20, 2014: New photos from Craig Philpott
  • October 6, 2013: Added by Craig Philpott

Sources 

Comments 

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