Share:

23RD ST over CALTRAIN

Map

Coordinates:
+37.75500, -122.39389
37°45'18" N, 122°23'38" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:23RD ST over CALTRAIN
Structure number:34C0073
Location:A FEW BLOCKS WEST OF 3RD
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:49.9 ft. [15.2 m]
Total length:102.0 ft. [31.1 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:66.9 ft. [20.4 m]
Vertical clearance above deck:24.9 ft. [7.6 m]
Vertical clearance below bridge:20.7 ft. [6.3 m]
Owner:Railroad [27]
Year built:1906
Historic significance:Historical significance is not determinable at this time [4]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2014

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:8,000 [as of 2012]
Truck traffic:5% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Critical [2 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.9 tons [53.5 metric tons]
Inventory rating:35.9 tons [32.6 metric tons]
Sufficiency rating:21.7
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$2,445,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201421.7PoorSeriousCriticalFairSD8000
December 201223.7PoorSeriousCriticalFairSD5000
December 201023.7PoorSeriousImminent FailureFairSD5000
December 200823.7PoorSeriousImminent FailureFairSD5000
March 200723.7PoorCriticalImminent FailureFairSD5000
December 200623.7PoorCriticalImminent FailureFairSD5000
December 200425.5PoorCriticalImminent FailureFairSD2200
July 200325.5PoorCriticalImminent FailureFairSD2200
December 200253.6PoorPoorPoorFairSD2200
February 200153.6PoorPoorPoorFairSD2200
February 199953.6PoorPoorPoorFairSD2200
October 199772.7FairGoodFairFairFO2200
June 199672.7FairGoodFairFairFO2200
May 199672.7FairGoodFairFairFO2200
May 199472.8FairGoodFairSatisfactoryFO2200
February 199376.8FairGoodFairSatisfactoryFO2200
February 199176.8FairGoodFairSatisfactoryFO2200