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MONTAGUE EXPWY over INTERSTATE 880

Map

Coordinates:
+37.40139, -121.90889
37°24'05" N, 121°54'32" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MONTAGUE EXPWY over INTERSTATE 880
Structure number:37 0375
Location:04-SCL-880-6.69-SJS
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:185.0 ft. [56.4 m]
Total length:370.1 ft. [112.8 m]
Roadway width between curbs:120.1 ft. [36.6 m]
Deck width edge-to-edge:133.9 ft. [40.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:37°
Owner:State Highway Agency [01]
Year built:1974
Year reconstructed:1988
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: March 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:85,400 [as of 2009]
Truck traffic:2% of total traffic
Deck condition:Good [7 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:Better than present minimum criteria [7]
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:77.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$7,696,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201777.6GoodGoodGoodGoodFO85400
March 201574.0PoorPoorVery GoodGoodSD85400
March 201374.0PoorPoorVery GoodGoodSD85400
April 201175.7PoorPoorVery GoodGoodSD75400
April 200975.7PoorPoorVery GoodGoodSD75400
March 200778.0FairFairVery GoodGoodFO75400
March 200578.0FairFairVery GoodGoodFO75400
March 200378.0FairFairVery GoodGoodFO75400
March 200179.1FairSatisfactoryVery GoodGoodFO75400
June 199979.1FairSatisfactoryVery GoodGoodFO75400
December 199779.1FairSatisfactoryGoodGoodFO75400
March 199478.4GoodVery GoodVery GoodVery GoodFO75400
September 199383.0GoodVery GoodVery GoodVery Good-75400
August 199183.0GoodVery GoodVery GoodVery Good-75400

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.337337000
Deck
Reinforced Concrete Top Flangesq. ft.4,58004,568120
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.102921000
Reinforced Concrete Pileeach11000
Joints
Compression Jointlinear ft.184018400
Bearings
Enclosed/Concealed Bearingeach22000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.37212424080