White Marsh Road over Blackwater River


+37.02482, -76.87629
37°01'29" N, 76°52'35" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:White Marsh Road over Blackwater River
Structure number:000000000018200
Location:0.06 Mile from Route 618
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:89.9 ft. [27.4 m]
Total length:459.7 ft. [140.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:State Highway Agency [01]
Year built:1979
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:8
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:332 [as of 2014]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:88.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairSatisfactoryFairSatisfactory33288.7
February 2016FairSatisfactoryFairSatisfactory33279.6
February 2014FairSatisfactoryFairSatisfactory37279.6
February 2012FairSatisfactoryFairSatisfactory37279.6
May 2010FairSatisfactoryFairSatisfactory37279.6
April 2008FairSatisfactorySatisfactorySatisfactory37290.6
May 2006FairGoodSatisfactorySatisfactory34990.7
April 2004FairGoodSatisfactorySatisfactory34490.7
May 2002FairGoodSatisfactorySatisfactory28690.7
May 2000FairGoodSatisfactorySatisfactory28690.7
June 1998FairGoodFairSatisfactory28679.7
April 1996FairGoodSatisfactorySatisfactory44190.6
April 1994FairSatisfactorySatisfactoryFair78272.0
May 1992FairSatisfactorySatisfactoryFair33479.1
June 1990FairSatisfactorySatisfactoryFair32579.1