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INTERSTATE 580 over WEBSTER STREET

Map

Coordinates:
+37.82333, -122.26000
37°49'24" N, 122°15'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

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