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BASCOM AVENUE over INTERSTATE 280

Map 

Coordinates:
+37.31667, -121.93167
37°19'00" N, 121°55'54" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:BASCOM AVENUE over INTERSTATE 280
Structure number:37 0254
Location:04-SCL-280-L4.94-SJS
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:149.9 ft. [45.7 m]
Total length:274.0 ft. [83.5 m]
Roadway width between curbs:100.1 ft. [30.5 m]
Deck width edge-to-edge:113.9 ft. [34.7 m]
Vertical clearance below bridge:18.4 ft. [5.6 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1972
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2015 

Status:Open, no restriction [A]
Average daily traffic:22,100 [as of 1999]
Truck traffic:2% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:98.0 tons [89.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:90.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201590.8Functionally obsoleteVery GoodVery GoodVery Good22100
February 201390.8Functionally obsoleteGoodVery GoodGood22100
February 201190.8Functionally obsoleteGoodVery GoodGood22100
February 200990.8Functionally obsoleteGoodVery GoodGood22100
March 200791.8Functionally obsoleteFairVery GoodGood22100
March 200591.8Functionally obsoleteFairVery GoodGood22100
January 200388.9Structurally deficientPoorVery GoodGood30200
April 200192.0Functionally obsoleteGoodVery GoodGood30200
September 199692.0Functionally obsoleteGoodVery GoodGood30200
September 199492.6Functionally obsoleteGoodGoodGood30200
October 199292.6Functionally obsoleteGoodGoodGood30200
December 198992.6Functionally obsoleteGoodGoodGood30200