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INTERSTATE 980 over 27TH,NORTHGATE,SYCAMORE

Map 

Coordinates:
+37.81667, -122.26833
37°49'00" N, 122°16'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:17.4 ft. [5.3 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 2014 

Status:Open, no restriction [A]
Average daily traffic:57,500 [as of 2009]
Truck traffic:3% 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: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]
Operating rating:52.0 tons [47.3 metric tons]
Inventory rating:31.4 tons [28.5 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:83.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201483.6Functionally obsoleteGoodGoodGood57500
May 201283.6Functionally obsoleteGoodGoodGood57500
June 201084.0Functionally obsoleteGoodGoodGood53750
May 200882.5Functionally obsoleteGoodGoodGood53750
May 200681.4Functionally obsoleteFairGoodGood53750
May 200479.3Structurally deficientPoorGoodGood53750
May 200280.1Functionally obsoleteFairGoodGood94350
June 200083.5Not deficientFairGoodGood94350
June 199879.0Structurally deficientSeriousGoodGood94350
April 199588.0Not deficientGoodGoodGood86850
April 199389.5Not deficientGoodGoodGood67500
October 199189.5Not deficientGoodGoodGood67500