12TH ST-E980 ON-RP over E980-17TH ST OFF-RAMP


+37.80500, -122.27167
37°48'18" N, 122°16'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:12TH ST-E980 ON-RP over E980-17TH ST OFF-RAMP
Structure number:33 0479S
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:115.2 ft. [35.1 m]
Total length:230.0 ft. [70.1 m]
Roadway width between curbs:33.8 ft. [10.3 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1981
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: May 2014 

Status:Open, no restriction [A]
Average daily traffic:13,000 [as of 1998]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:94.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201494.8Not deficientGoodVery GoodGood13000
May 201294.8Not deficientGoodVery GoodGood13000
June 201093.8Not deficientFairVery GoodGood13000
May 200893.8Not deficientFairVery GoodGood13000
May 200693.8Not deficientFairVery GoodGood13000
May 200493.8Not deficientFairVery GoodGood13000
June 200289.7Functionally obsoleteFairVery GoodGood13000
June 200088.7Functionally obsoleteFairVery GoodGood13000
June 199889.7Functionally obsoleteFairVery GoodGood13000
April 199591.0Functionally obsoleteGoodGoodGood13000
April 199391.0Functionally obsoleteGoodGoodGood13000
October 199191.0Functionally obsoleteGoodGoodGood13000