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INTERSTATE 580 over FOOTHILL BLVD

Map 

Coordinates:
+37.73833, -122.14000
37°44'18" N, 122°08'24" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:INTERSTATE 580 over FOOTHILL BLVD
Structure number:33 0335
Location:04-ALA-580-R35.10-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:48.9 ft. [14.9 m]
Total length:87.9 ft. [26.8 m]
Roadway width between curbs:138.1 ft. [42.1 m]
Deck width edge-to-edge:140.8 ft. [42.9 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
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 2015 

Status:Open, no restriction [A]
Average daily traffic:140,000 [as of 2009]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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 minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:63.0 tons [57.3 metric tons]
Inventory rating:37.7 tons [34.3 metric tons]
Sufficiency rating:85.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201585.0Not deficientSatisfactorySatisfactoryVery Good140000
September 201384.0Not deficientFairGoodGood140000
October 201184.0Not deficientFairGoodGood140000
September 200984.0Not deficientFairGoodGood146000
October 200784.0Not deficientFairGoodGood146000
September 200584.0Not deficientFairGoodGood146000
August 200484.0Not deficientFairGoodGood146000
September 200298.0Not deficientSatisfactoryVery GoodGood134800
September 200097.0Not deficientFairVery GoodGood134800
September 199897.0Not deficientFairVery GoodGood134800
September 199698.0Not deficientSatisfactoryVery GoodGood138100
October 199498.0Not deficientSatisfactorySatisfactoryGood138100
October 199298.0Not deficientSatisfactorySatisfactoryGood125600
September 199098.0Not deficientSatisfactorySatisfactoryGood125600