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INTERSTATE 980 over 27TH,NORTHGATE,SYCAMORE

Map

Coordinates:
+37.81667, -122.27000
37°49'00" N, 122°16'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
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 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:Very Good [8 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. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201689.5GoodVery GoodVery GoodGood-57500
May 201489.5GoodGoodGoodGood-57500
May 201289.5GoodGoodGoodGood-57500
June 201089.8GoodGoodGoodGood-53750
May 200889.8GoodGoodGoodGood-53750
May 200686.7PoorPoorGoodGoodSD53750
May 200466.0PoorPoorGoodGoodSD53750
May 200263.7PoorPoorGoodGoodSD94350
June 200090.0FairSatisfactoryGoodGood-94350
June 199886.7PoorPoorGoodGoodSD94350
April 199592.4GoodGoodGoodGood-86850
April 199393.9GoodGoodGoodGood-67500
October 199193.9GoodGoodGoodGood-67500