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INTERSTATE 580 over MARKET STREET

Map 

Coordinates:
+37.82500, -122.27167
37°49'30" N, 122°16'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:INTERSTATE 580 over MARKET STREET
Structure number:33 0301
Location:04-ALA-580-45.56-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:83.0 ft. [25.3 m]
Total length:83.0 ft. [25.3 m]
Roadway width between curbs:186.4 ft. [56.8 m]
Deck width edge-to-edge:190.6 ft. [58.1 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:
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: September 2014 

Status:Open, no restriction [A]
Average daily traffic:220,000 [as of 2009]
Truck traffic:3% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:37.7 tons [34.3 metric tons]
Inventory rating:29.3 tons [26.6 metric tons]
Sufficiency rating:79.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201479.5Not deficientVery GoodVery GoodVery Good220000
September 201284.0Not deficientGoodGoodGood220000
March 201184.0Not deficientGoodGoodGood440000
August 200884.0Not deficientGoodGoodGood200000
December 200484.0Not deficientGoodGoodGood200000
November 200285.4Not deficientGoodGoodGood156000
October 200080.0Structurally deficientSeriousGoodGood267600
October 199880.0Structurally deficientSeriousGoodGood267600
December 199485.0Not deficientGoodGoodVery Good283700
March 199385.0Not deficientGoodGoodVery Good250000
October 199085.0Not deficientGoodGoodVery Good250000