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INTERSTATE 980 over 27TH,NORTHGATE,SYCAMORE

Map 

Coordinates:
+37.81667, -122.27000
37°49'00" N, 122°16'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:INTERSTATE 980 over 27TH,NORTHGATE,SYCAMORE
Structure number:33 0421L
Location:04-ALA-980-1.40-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:115.2 ft. [35.1 m]
Total length:659.2 ft. [200.9 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:16.7 ft. [5.1 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:9
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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.4 tons [56.7 metric tons]
Inventory rating:37.7 tons [34.3 metric tons]
Sufficiency rating:89.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201489.5Not deficientGoodGoodGood57500
May 201289.5Not deficientGoodGoodGood57500
June 201089.8Not deficientGoodGoodGood53750
May 200889.8Not deficientGoodGoodGood53750
May 200686.7Structurally deficientPoorGoodGood53750
May 200466.0Structurally deficientPoorGoodGood53750
May 200263.7Structurally deficientPoorGoodGood94350
June 200090.0Not deficientSatisfactoryGoodGood94350
June 199886.7Structurally deficientPoorGoodGood94350
April 199592.4Not deficientGoodGoodGood86850
April 199393.9Not deficientGoodGoodGood67500
October 199193.9Not deficientGoodGoodGood67500