N&S I280 - N&S 87 over I 280 & SR 87, ST & RMPS


+37.32333, -121.89167
37°19'24" N, 121°53'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:N&S I280 - N&S 87 over I 280 & SR 87, ST & RMPS
Structure number:37 0270H
Purpose:Carries highway overpass (fourth level) over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:160.1 ft. [48.8 m]
Total length:2038.2 ft. [621.2 m]
Roadway width between curbs:39.0 ft. [11.9 m]
Deck width edge-to-edge:41.0 ft. [12.5 m]
Vertical clearance below bridge:15.7 ft. [4.8 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:41
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:41,400 [as of 1998]
Truck traffic:2% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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 assessed or calculated scour condition. [5]
Operating rating:109.8 tons [99.8 metric tons]
Inventory rating:94.8 tons [86.2 metric tons]
Sufficiency rating:89.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201789.0GoodGoodGoodGood-41400
January 201589.0GoodVery GoodVery GoodVery Good-41400
January 201389.0GoodGoodGoodGood-41400
January 201189.0GoodGoodGoodGood-41400
January 200989.0GoodGoodGoodGood-41400
January 200789.0GoodGoodGoodGood-41400
January 200585.9PoorPoorGoodGoodSD41400
January 200361.0FairFairGoodGoodFO41400
February 200162.0GoodGoodGoodGoodFO41400
September 199662.0GoodGoodGoodGoodFO41400
September 199462.0GoodGoodVery GoodVery GoodFO41400
October 199264.0GoodGoodVery GoodVery GoodFO129000
December 198983.0GoodGoodVery GoodVery Good-129000