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NB I280 & RAMPS over SR 87,CONNS,STRS,RIVER

Map

Coordinates:
+37.32333, -121.89000
37°19'24" N, 121°53'24" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:NB I280 & RAMPS over SR 87,CONNS,STRS,RIVER
Structure number:37 0275R
Location:04-SCL-280-R2.19-SJS
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:107.6 ft. [32.8 m]
Total length:2511.3 ft. [765.4 m]
Roadway width between curbs:65.9 ft. [20.1 m]
Deck width edge-to-edge:67.9 ft. [20.7 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1971
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:26
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: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:108,000 [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]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:68.4 tons [62.2 metric tons]
Inventory rating:41.4 tons [37.6 metric tons]
Sufficiency rating:73.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$42,235,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201773.0GoodGoodGoodGoodFO108000
January 201573.0GoodVery GoodVery GoodVery GoodFO108000
January 201373.0GoodGoodGoodGoodFO108000
January 201173.0GoodGoodGoodGoodFO93500
January 200973.0GoodGoodGoodGoodFO93500
January 200773.0GoodGoodGoodGoodFO93500
January 200570.0PoorPoorGoodGoodSD93500
January 200376.0PoorPoorGoodGoodSD106900
February 200176.0PoorPoorGoodGoodSD106900
September 199679.0FairSatisfactoryGoodGood-105650
September 199479.0GoodGoodGoodGood-105650
September 199379.0GoodGoodGoodGood-88550
October 199279.0GoodGoodGoodGood-88550
December 198979.0GoodGoodGoodGood-88550