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OAK KNOLL BLVD over INTERSTATE 580

Map 

Coordinates:
+37.75833, -122.14500
37°45'30" N, 122°08'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:OAK KNOLL BLVD over INTERSTATE 580
Structure number:33 0353
Location:04-ALA-580-R36.76-OAK
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:76.1 ft. [23.2 m]
Total length:310.1 ft. [94.5 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:25.3 ft. [7.7 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1965
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:4
Main spans material:Concrete continuous [2]
Main spans 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:3,800 [as of 2009]
Truck traffic:1% of total traffic
Deck condition:Fair [5 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:69.2 tons [62.9 metric tons]
Inventory rating:41.7 tons [37.9 metric tons]
Sufficiency rating:94.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201594.6Not deficientFairGoodGood3800
October 201195.6Not deficientSatisfactoryGoodGood3800
October 200795.7Not deficientSatisfactoryGoodGood3000
September 200595.7Not deficientSatisfactoryGoodGood3000
August 200495.7Not deficientSatisfactoryGoodGood3000
September 200295.7Not deficientSatisfactoryGoodGood3000
September 200095.7Not deficientSatisfactoryGoodGood3000
September 199895.7Not deficientSatisfactoryGoodGood3000
September 199691.7Functionally obsoleteSatisfactoryGoodGood3000
October 199491.8Functionally obsoleteGoodGoodVery Good3000
November 199291.8Functionally obsoleteGoodGoodVery Good3000
September 199091.8Functionally obsoleteGoodGoodVery Good3000