Rating:
3 votes

First Avenue Bridge

Share:

Photos 

Photo taken by John Totten

Enlarge

Map 

Street View 

Facts 

Overview
Steel arch bridge over Maple Canyon on First Avenue in San Diego
Location
San Diego, San Diego County, California
Status
Open to traffic
History
Built 1931
Design
Steel arch
Dimensions
Length of largest span: 200.1 ft.
Total length: 462.9 ft.
Deck width: 36.1 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+32.73556, -117.16417   (decimal degrees)
32°44'08" N, 117°09'51" W   (degrees°minutes'seconds")
Approximate UTM coordinates
11/484618/3621983 (zone/easting/northing)
Quadrangle map:
Point Loma
Inventory numbers
CA 57C-416 (California bridge number)
BH 11408 (Bridgehunter.com ID)
Inspection (as of 03/2016)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 67.4 (out of 100)
Average daily traffic (as of 2009)
4,400

Update Log 

  • April 29, 2017: Updated by Christopher Finigan: Added category "Pratt truss"
  • November 5, 2016: New photos from Jann Mayer
  • April 19, 2010: New Street View added by Nathan Holth

Sources