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INTERSTATE 980 over 27TH,NORTHGATE,SYCAMORE

Map

Coordinates:
+37.81421, -122.27119
37°48'51" N, 122°16'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 980 over 27TH,NORTHGATE,SYCAMORE
Structure number:33 0421R
Location:04-ALA-980-1.33-OAK
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:129.9 ft. [39.6 m]
Total length:1030.9 ft. [314.2 m]
Roadway width between curbs:79.1 ft. [24.1 m]
Deck width edge-to-edge:81.0 ft. [24.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1969
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:12
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: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:57,500 [as of 2009]
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:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:83.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodVery GoodGoodVery Good5750083.6
May 2014GoodGoodGoodGood5750083.6
May 2012GoodGoodGoodGood5750083.6
June 2010GoodGoodGoodGood5375084.0
May 2008GoodGoodGoodGood5375082.5
May 2006FairFairGoodGood5375081.4
May 2004PoorPoorGoodGood5375079.3
May 2002FairFairGoodGood9435080.1
June 2000FairFairGoodGood9435083.5
June 1998PoorSeriousGoodGood9435079.0
April 1995GoodGoodGoodGood8685088.0
April 1993GoodGoodGoodGood6750089.5
October 1991GoodGoodGoodGood6750089.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.3142892410
Deck
Reinforced Concrete Top Flangesq. ft.7,7707,764420
Concrete Protective Coatingsq. ft.7,5727,572000
Substructure
Reinforced Concrete Columneach2222000
Reinforced Concrete Pier Walllinear ft.2422200
Reinforced Concrete Abutmentlinear ft.5252000
Joints
Compression Jointlinear ft.73330400
Bearings
Enclosed/Concealed Bearingeach33000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.315315000
Other Material Bridge Raillinear ft.315315000