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INTERSTATE 880 over DAMON SLOUGH

Map

Coordinates:
+37.75333, -122.20667
37°45'12" N, 122°12'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 880 over DAMON SLOUGH
Structure number:33 0142
Location:04-ALA-880-26.53-OAK
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:25.9 ft. [7.9 m]
Total length:170.0 ft. [51.8 m]
Roadway width between curbs:122.1 ft. [37.2 m]
Deck width edge-to-edge:126.6 ft. [38.6 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1948
Year reconstructed:1963
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:7
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:199,000 [as of 2009]
Truck traffic:7% 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: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 desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:51.7 tons [47.0 metric tons]
Inventory rating:31.0 tons [28.2 metric tons]
Sufficiency rating:77.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201777.2GoodGoodGoodGood-199000
January 201574.6GoodVery GoodVery GoodGood-199000
January 201375.6GoodGoodGoodGood-199000
January 201175.6GoodGoodGoodGood-226000
January 200975.6GoodGoodGoodGood-226000
January 200775.0GoodGoodGoodGood-226000
June 200575.0GoodGoodGoodGood-226000
January 200575.0GoodGoodGoodGood-226000
February 200376.0GoodGoodGoodGood-202000
February 200176.0FairSatisfactorySatisfactoryGood-180100
March 199976.0FairSatisfactorySatisfactoryGood-180100
June 199876.0FairSatisfactorySatisfactoryGood-180100
January 199576.7FairGoodGoodSatisfactory-182800
April 199376.7FairGoodGoodSatisfactory-167500
February 199176.7FairGoodGoodSatisfactory-167500

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Substructure
Reinforced Concrete Columneach1301200100
Reinforced Concrete Abutmentlinear ft.9292000
Reinforced Concrete Pileeach11000
Reinforced Concrete Pier Caplinear ft.200200000
Joints
Other Jointlinear ft.3838000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.5151000
Other Material Bridge Raillinear ft.1171071000
Deck
Reinforced Concrete Slabsq. ft.1,5501,550000
Wearing Surfacessq. ft.1,4501,450000