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Neahkahnie Mountain Bridge

Photos 

Neahkahnie Mountain Bridge

Photo taken by Michael Goff in October 2010

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BH Photo #183800

Map 

Street View 

Facts 

Overview
Girder bridge over Neahkahnie Mountain Chasm on US 101
Location
Tillamook County, Oregon
Status
Open to traffic
History
Built 1937
Builder
- Glenn S. Paxson of Salem, Oregon (Engineer)
Design
The Chasm, or Neahkahnie Mountain, Bridge was completed in 1937. The bridge is a concrete girder bridge with arched outer facia walls. Designed by Glenn S. Paxson, its concrete masonry and railings stretches over Highway 101 near Cape Falcon. Located at mile post 40.71, the bridge’s railings extend nearly uninterrupted around Neahkahnie Mountain along one of the most beautiful sections of the Oregon Coast.
(ODOT Coastal Bridge Brochure - Spanning Oregon's Coast)
Dimensions
Length of largest span: 59.1 ft.
Total length: 102.4 ft.
Deck width: 29.9 ft.
Recognition
Eligible for the National Register of Historic Places
Also called
Chasm Bridge
Approximate latitude, longitude
+45.74306, -123.95750   (decimal degrees)
45°44'35" N, 123°57'27" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/425516/5065945 (zone/easting/northing)
Quadrangle map:
Nehalem
Average daily traffic (as of 2014)
3,500
Inventory numbers
OR 02723 (Oregon Dept. of Transportation structure number)
BH 43197 (Bridgehunter.com ID)
Inspection report (as of October 2016)
Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 42 (out of 100)
View more at BridgeReports.com

Categories 

Built 1937 (764)
Built during 1930s (11,247)
Girder (9,140)
Glenn S. Paxson (59)
Have street view (25,415)
NR-eligible (4,016)
Open (38,218)
Oregon (1,100)
Owned by state (15,134)
Span length 50-75 feet (9,603)
Tillamook County, Oregon (48)
Total length 100-125 feet (4,991)
US 101 (105)

Update Log 

  • October 28, 2010: New photos from Michael Goff
  • April 26, 2010: New Street View added by Michael Goff
  • August 10, 2009: Added by Michael Goff

Sources