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INTERSTATE 880 NB over 7TH STREET

Map

Coordinates:
+37.80778, -122.30444
37°48'28" N, 122°18'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 880 NB over 7TH STREET
Structure number:33 0609R
Location:04-ALA-880-R33.50-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:74.5 ft. [22.7 m]
Total length:131.2 ft. [40.0 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:71.5 ft. [21.8 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:23°
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:2
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:63,000 [as of 2009]
Deck condition:Fair [5 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:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:71.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201771.0FairFairGoodFair-63000
March 201583.0GoodGoodVery GoodGood-63000
March 201383.0FairSatisfactoryVery GoodGood-63000
March 201183.0FairSatisfactoryVery GoodGood-60500
March 200983.0FairSatisfactoryVery GoodGood-60500
March 200783.0FairSatisfactoryVery GoodGood-60500
January 200598.0FairSatisfactoryVery GoodGood-95000
March 200398.0FairSatisfactoryVery GoodGood--
March 200198.0FairSatisfactoryVery GoodGood--
May 199998.0FairSatisfactoryVery GoodGood--
June 199898.0GoodGoodVery 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.4040000
Deck
Reinforced Concrete Top Flangesq. ft.87147140000
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.47361100
Reinforced Concrete Pileeach11000
Joints
Compression Jointlinear ft.4747000
Bearings
Elastomeric Bearingeach22000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.124124000