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OFF-RAMP/I280-N87 over N ALMADEN BOULEVARD

Map

Coordinates:
+37.33583, -121.89694
37°20'09" N, 121°53'49" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OFF-RAMP/I280-N87 over N ALMADEN BOULEVARD
Structure number:37 0312G
Location:04-SCL-087-6.00-SJS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:149.9 ft. [45.7 m]
Total length:149.9 ft. [45.7 m]
Roadway width between curbs:61.7 ft. [18.8 m]
Deck width edge-to-edge:65.0 ft. [19.8 m]
Vertical clearance below bridge:20.0 ft. [6.1 m]
Owner:State Highway Agency [01]
Year built:1988
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15,900 [as of 2001]
Truck traffic:3% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 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:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:92.4

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201692.4GoodVery GoodGoodVery GoodFO15900
January 201492.4GoodGoodVery GoodVery GoodFO15900
January 201295.5FairSatisfactoryVery GoodVery Good-15900
January 201096.5GoodGoodVery GoodVery Good-15900
January 200896.5GoodGoodVery GoodVery Good-15900
March 200696.5GoodGoodVery GoodVery Good-15900
January 200497.6GoodGoodVery GoodVery Good-14500
March 200297.6GoodGoodVery GoodVery Good-14500
June 199897.6GoodGoodVery GoodVery Good-14500
October 199598.9GoodVery GoodVery GoodVery Good-14500
September 199398.9GoodVery GoodVery GoodVery Good-14500
July 199198.9GoodVery GoodVery GoodVery Good-14500

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.46360100
Deck
Reinforced Concrete Top Flangesq. ft.905904010
Concrete Protective Coatingsq. ft.863863000
Substructure
Reinforced Concrete Abutmentlinear ft.4444000
Prestressed Concrete Pileeach11000
Joints
Compression Jointlinear ft.4404400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.9191000