W Blackwater Road over Horse Swamp


+36.80418, -76.85688
36°48'15" N, 76°51'25" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W Blackwater Road over Horse Swamp
Structure number:000000000010385
Location:0.05 Mi.Fr.Int.Rte. 614
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:4.9 ft. [1.5 m]
Total length:21.0 ft. [6.4 m]
Owner:State Highway Agency [01]
Year built:1968
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:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,171 [as of 2014]
Truck traffic:1% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:98.3

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
December 2018Fair6 out of 10117198.3
December 2016Good7 out of 10117198.3
December 2014Good7 out of 10103499.4
December 2012Good7 out of 10103499.4
December 2010Fair6 out of 10103499.4
January 2009Fair6 out of 10103499.4
February 2007Fair6 out of 1090997.5
January 2005Fair6 out of 1083597.5
February 2003Fair6 out of 1066797.6
December 2001Fair6 out of 1067097.6
December 1999Fair6 out of 1059797.6
January 1998Fair6 out of 1058097.6
January 1996Fair5 out of 1026686.8
January 1994Fair6 out of 1070497.6
January 1992Good7 out of 1037097.8