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DUNBAR BRIDGE T320 over RACCOON CREEK

Map

Coordinates:
+40.40370, -80.36340
40°24'13" N, 80°21'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:DUNBAR BRIDGE T320 over RACCOON CREEK
Structure number:000000000035334
Old structure number:627224084340200 (from 1992 edition)
Location:@ T843/T700 INTERSECTION
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:59.1 ft. [18.0 m]
Total length:64.0 ft. [19.5 m]
Roadway width between curbs:12.1 ft. [3.7 m]
Deck width edge-to-edge:14.1 ft. [4.3 m]
Owner:County Highway Agency [02]
Year built:1889
Year reconstructed:2016
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Closed Grating [4]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15 [as of 2016]
Deck condition:Excellent [9 out of 9]
Superstructure condition:Excellent [9 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:Better than present minimum criteria [7]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:77.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$28,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodExcellentExcellentGood1577.0
September 2016GoodExcellentExcellentGood1577.0
July 2013Fair--Fair-17.0
August 2011PoorPoorSeriousFair-18.0
August 2009PoorPoorPoorFair-18.0
June 2009PoorPoorPoorFair-18.0
August 2007PoorPoorPoorFair-18.0
August 2005PoorPoorPoorSatisfactory-18.0
September 2003PoorPoorPoorSatisfactory-18.0
September 2001PoorPoorPoorSatisfactory-17.0
December 1999FairFairFairGood-19.0
September 1997FairSatisfactorySatisfactoryGood-22.3
October 1995PoorFairImminent FailureGood-27.0
November 1993FairFairSatisfactoryGood4025.9
September 1991FairGoodSatisfactorySatisfactory4028.0