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WB INTERSTATE 580 over S580-N123 CONNECTOR RAMP

Map 

Coordinates:
+37.82833, -122.28167
37°49'42" N, 122°16'54" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:WB INTERSTATE 580 over S580-N123 CONNECTOR RAMP
Structure number:33 0281R
Location:04-ALA-580-45.99-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:128.9 ft. [39.3 m]
Total length:128.9 ft. [39.3 m]
Roadway width between curbs:58.1 ft. [17.7 m]
Deck width edge-to-edge:62.3 ft. [19.0 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:63°
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]
Wearing surface:Bituminous [6]

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 desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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:67.8 tons [61.6 metric tons]
Inventory rating:40.6 tons [36.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:61.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,254,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201461.0Functionally obsoleteVery GoodVery GoodVery Good220000
September 201261.0Functionally obsoleteGoodGoodGood220000
March 201164.0Functionally obsoleteGoodGoodGood220000
August 200864.6Functionally obsoleteGoodGoodGood100000
August 200664.6Functionally obsoleteGoodGoodGood100000
October 200464.6Functionally obsoleteGoodGoodGood100000
November 200269.3Functionally obsoleteGoodGoodGood78000
November 200064.0Functionally obsoleteSatisfactoryGoodGood133800
October 199864.0Functionally obsoleteGoodGoodGood133800
December 199462.0Functionally obsoleteGoodGoodVery Good141850
March 199362.1Functionally obsoleteGoodGoodVery Good125000
October 199062.1Functionally obsoleteGoodGoodVery Good125000