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INTERSTATE 880 over DAMON SLOUGH

Map 

Coordinates:
+37.75333, -122.20667
37°45'12" N, 122°12'24" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:121.7 ft. [37.1 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 2015 

Status:Open, no restriction [A]
Average daily traffic:199,000 [as of 2009]
Truck traffic:7% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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:47.7 tons [43.4 metric tons]
Inventory rating:28.5 tons [25.9 metric tons]
Sufficiency rating:74.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201574.6Not deficientVery GoodVery GoodGood199000
January 201375.6Not deficientGoodGoodGood199000
January 201175.6Not deficientGoodGoodGood226000
January 200975.6Not deficientGoodGoodGood226000
January 200775.0Not deficientGoodGoodGood226000
June 200575.0Not deficientGoodGoodGood226000
January 200575.0Not deficientGoodGoodGood226000
February 200376.0Not deficientGoodGoodGood202000
February 200176.0Not deficientSatisfactorySatisfactoryGood180100
March 199976.0Not deficientSatisfactorySatisfactoryGood180100
June 199876.0Not deficientSatisfactorySatisfactoryGood180100
January 199576.7Not deficientGoodGoodSatisfactory182800
April 199376.7Not deficientGoodGoodSatisfactory167500
February 199176.7Not deficientGoodGoodSatisfactory167500