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 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:17,000 [as of 2002]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 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]
Sufficiency rating:72.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,662,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201772.8GoodGoodGoodGoodFO17000
February 201572.8GoodVery GoodGoodVery GoodFO17000
February 201371.8FairFairGoodGoodFO17000
February 201171.8FairFairGoodGoodFO17000
February 200971.8FairFairGoodGoodFO17000
March 200769.8FairFairGoodGoodFO17000
March 200569.8FairFairGoodGoodFO17000
March 200163.4FairSatisfactoryGoodGoodFO18100
September 199962.2FairSatisfactoryGoodGoodFO18100
March 199762.2FairSatisfactoryGoodGoodFO18100
October 199662.2FairSatisfactoryGoodGoodFO18100
September 199463.8FairFairVery GoodVery GoodFO18100
August 199368.6FairFairVery GoodVery Good-14000
April 199269.8FairSatisfactoryGoodGood-14000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.1,1231,00012300
Steel Protective Coatingsq. ft.7,080007,0800
Reinforced Concrete Decksq. ft.3,9803,979010
Concrete Protective Coatingsq. ft.3,2533,253000
Steel Pin or Pin & Hangar Assemblyeach33000
Reinforced Concrete Columneach86200
Reinforced Concrete Abutmentlinear ft.2222000
Reinforced Concrete Pileeach11000
Steel Pier Caplinear ft.4848000
Steel Protective Coatingsq. ft.4800480
Pourable Jointlinear ft.3232000
Compression Jointlinear ft.5405400
Movable Bearingeach2727000
Fixed Bearingeach2727000
Bridge Rail
Other Material Bridge Raillinear ft.8258002500