Guinea Mtn Rd./622 over Big Walker Creek


+37.29700, -80.70614
37°17'49" N, 80°42'22" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Guinea Mtn Rd./622 over Big Walker Creek
Structure number:000000000008411
Location:0.00-Rte708;3.65-Rte 623
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:68.6 ft. [20.9 m]
Total length:212.3 ft. [64.7 m]
Roadway width between curbs:26.6 ft. [8.1 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:State Highway Agency [01]
Year built:1971
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:150 [as of 2014]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:95.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017FairGoodGoodSatisfactory15095.9
July 2015FairGoodGoodSatisfactory15095.9
July 2013GoodGoodGoodGood12695.9
July 2011GoodGoodGoodGood12695.9
July 2009GoodGoodGoodGood12695.9
October 2007FairSatisfactoryGoodSatisfactory15995.9
August 2005FairSatisfactoryGoodGood19895.9
July 2003FairSatisfactoryGoodGood19595.9
August 2001FairSatisfactoryGoodGood21095.9
August 1999FairSatisfactoryGoodSatisfactory23895.9
October 1997GoodGoodGoodGood45692.8
September 1995GoodGoodVery GoodVery Good22296.9
October 1993GoodGoodVery GoodVery Good19896.9
September 1991GoodVery GoodVery GoodVery Good18996.9
August 1989GoodVery GoodVery GoodVery Good8098.0