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INTERSTATE 580 over WEBSTER STREET

Map

Coordinates:
+37.82333, -122.26000
37°49'24" N, 122°15'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 580 over WEBSTER STREET
Structure number:33 0296
Location:04-ALA-580-44.81-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:68.9 ft. [21.0 m]
Total length:141.1 ft. [43.0 m]
Roadway width between curbs:183.4 ft. [55.9 m]
Deck width edge-to-edge:186.0 ft. [56.7 m]
Vertical clearance below bridge:18.4 ft. [5.6 m]
Skew angle:24°
Owner:State Highway Agency [01]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:182,000 [as of 2009]
Truck traffic:1% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:77.7 tons [70.6 metric tons]
Inventory rating:46.6 tons [42.4 metric tons]
Sufficiency rating:75.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201675.0GoodGoodGoodGood-182000
August 201475.0GoodVery GoodVery GoodVery Good-182000
August 201275.0GoodGoodGoodGood-182000
March 201178.0GoodGoodGoodGood-356000
August 200878.0GoodGoodGoodGood-197000
December 200478.0GoodGoodGoodGood-197000
October 200278.0GoodGoodGoodGood-197000
October 200073.0PoorSeriousGoodGoodSD192500
October 199878.0GoodGoodGoodGood-192500
December 199478.0GoodGoodGoodGood-188100
March 199378.0GoodGoodGoodGood-207100
November 198976.0GoodGoodGoodVery GoodFO207100

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.2120010
Reinforced Concrete Girder/Beamlinear ft.418418000
Deck
Reinforced Concrete Top Flangesq. ft.2,4402,440000
Concrete Protective Coatingsq. ft.2,3402,340000
Substructure
Reinforced Concrete Pier Walllinear ft.112111100
Reinforced Concrete Abutmentlinear ft.124124000
Reinforced Concrete Pileeach11000
Joints
Pourable Jointlinear ft.2262090017
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4343000
Other Material Bridge Raillinear ft.8686000