S280-N880 CONNECTR over I 280, I 880 & CONNECTRS


+37.31667, -121.94306
37°19'00" N, 121°56'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:S280-N880 CONNECTR over I 280, I 880 & CONNECTRS
Structure number:37 0193F
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:170.6 ft. [52.0 m]
Total length:1255.6 ft. [382.7 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:9
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2015 

Status:Open, no restriction [A]
Average daily traffic:17,000 [as of 2002]
Truck traffic:3% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:72.8
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$6,662,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201572.8Functionally obsoleteVery GoodGoodVery Good17000
February 201371.8Functionally obsoleteFairGoodGood17000
February 201171.8Functionally obsoleteFairGoodGood17000
February 200971.8Functionally obsoleteFairGoodGood17000
March 200769.8Functionally obsoleteFairGoodGood17000
March 200569.8Functionally obsoleteFairGoodGood17000
March 200163.4Functionally obsoleteSatisfactoryGoodGood18100
September 199962.2Functionally obsoleteSatisfactoryGoodGood18100
20000.0Not applicable---208000
March 199762.2Functionally obsoleteSatisfactoryGoodGood18100
October 199662.2Functionally obsoleteSatisfactoryGoodGood18100
September 199463.8Functionally obsoleteFairVery GoodVery Good18100
August 199368.6Not deficientFairVery GoodVery Good14000
April 199269.8Not deficientSatisfactoryGoodGood14000