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INTERSTATE 280 over SAN TOMAS EXPRESSWAY

Map 

Coordinates:
+37.31611, -121.96389
37°18'58" N, 121°57'50" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:INTERSTATE 280 over SAN TOMAS EXPRESSWAY
Structure number:37 0194
Location:04-SCL-280-5.31-SJS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:68.9 ft. [21.0 m]
Total length:249.4 ft. [76.0 m]
Roadway width between curbs:165.7 ft. [50.5 m]
Deck width edge-to-edge:170.9 ft. [52.1 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:1991
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:3
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: January 2016 

Status:Open, no restriction [A]
Average daily traffic:203,000 [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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:78.8 tons [71.6 metric tons]
Inventory rating:47.4 tons [43.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:81.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201681.0Functionally obsoleteVery GoodVery GoodGood203000
December 201381.0Functionally obsoleteGoodGoodGood203000
January 201281.0Functionally obsoleteSatisfactoryGoodGood203000
February 201081.0Functionally obsoleteSatisfactoryGoodGood174000
January 200876.0Structurally deficientSeriousGoodGood174000
January 200676.0Structurally deficientSeriousGoodGood174000
March 200476.0Structurally deficientSeriousGoodGood181300
May 200276.0Structurally deficientSeriousGoodGood181300
September 200076.0Structurally deficientSeriousGoodGood181300
April 199876.0Not deficientSeriousGoodGood181300
April 199681.0Functionally obsoleteSatisfactorySatisfactorySatisfactory210900
April 199481.0Functionally obsoleteSatisfactorySatisfactorySatisfactory210900
April 199294.0Functionally obsoleteSatisfactorySatisfactorySatisfactory-