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INTERSTATE 880 over JACKSON, MADISON, OAK

Map

Coordinates:
+37.79556, -122.26750
37°47'44" N, 122°16'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 880 over JACKSON, MADISON, OAK
Structure number:33 0198
Location:04-ALA-880-31.07-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:76.1 ft. [23.2 m]
Total length:955.1 ft. [291.1 m]
Roadway width between curbs:130.6 ft. [39.8 m]
Deck width edge-to-edge:132.6 ft. [40.4 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1958
Year reconstructed:1985
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:13
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: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:203,000 [as of 2009]
Truck traffic:14% 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:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:64.9 tons [59.0 metric tons]
Inventory rating:39.2 tons [35.6 metric tons]
Sufficiency rating:96.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201796.0GoodGoodGoodGood-203000
February 201596.0GoodGoodGoodVery Good-203000
February 201384.0FairFairFairGood-203000
February 201186.0FairFairFairGood-190000
February 200986.0FairFairFairGood-190000
February 200787.0FairGoodFairGood-190000
January 200593.0PoorSeriousGoodGoodSD190000
February 200393.0PoorSeriousGoodGoodSD190000
February 200183.0PoorSeriousFairGoodSD157200
June 199880.0PoorSeriousFairGoodSD157200
April 199597.0GoodGoodGoodGood-176300
April 199397.0GoodGoodGoodGood-161900
February 199197.0GoodGoodGoodGood-161900

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.58233125100
Deck
Reinforced Concrete Top Flangesq. ft.13,3506,3437,00070
Substructure
Reinforced Concrete Columneach1414000
Reinforced Concrete Abutmentlinear ft.8585000
Reinforced Concrete Pileeach11000
Reinforced Concrete Pier Caplinear ft.480480000
Joints
Compression Jointlinear ft.280280000
Bearings
Movable Bearingeach3232000
Enclosed/Concealed Bearingeach44000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.291290100
Other Material Bridge Raillinear ft.582578400