Share:

W GRAND-N880 ONRMP over UP RR,BNSF RY,AMTRAK,POR

Map

Coordinates:
+37.82083, -122.29278
37°49'15" N, 122°17'34" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W GRAND-N880 ONRMP over UP RR,BNSF RY,AMTRAK,POR
Structure number:33 0611S
Location:04-ALA-880-R34.50R-OAK
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:174.9 ft. [53.3 m]
Total length:868.8 ft. [264.8 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Vertical clearance below bridge:25.9 ft. [7.9 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1997
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:6
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,000 [as of 2000]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:75.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201775.4FairGoodGoodFairFO7000
March 201586.8FairVery GoodGoodSatisfactoryFO7000
March 201386.8GoodGoodVery GoodGoodFO7000
March 201186.8GoodGoodVery GoodGoodFO7000
March 200985.8FairFairVery GoodGoodFO7000
April 200785.8FairFairVery GoodGoodFO7000
January 200592.0FairFairVery GoodGood--
March 200393.0GoodGoodVery GoodGood--
March 200193.0GoodGoodVery GoodGood--
July 199893.0GoodGoodVery GoodGood--

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.2652382700
Deck
Reinforced Concrete Top Flangesq. ft.2,2242,224000
Concrete Protective Coatingsq. ft.1,9061,906000
Substructure
Reinforced Concrete Columneach50500
Steel Pileeach11000
Joints
Assembly with Sealeach2924500
Bearings
Enclosed/Concealed Bearingeach33000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.531531000