US Bridges

Wilson Road over N. Branch Potomac River

Fair

Grant County, West Virginia · Wv/Md State Line · Structure no. 00000000012A112

Built
1942
83 years old, rebuilt 1996
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
57 ft
1 main span
Daily traffic
240
2007 count
Owner
State
State Highway Agency

About this bridge

Wilson Road over N. Branch Potomac River is a steel stringer/multi-beam or girder carrying Wilson Road over N. Branch Potomac River in Grant County, West Virginia. It was built in 1942 and reconstructed in 1996, so it is 83 years old, older than the West Virginia average of 44.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 240 vehicles a day, roughly 5% of them trucks, projected to reach 290 by 2029. The structure is 57 ft (17.4 m) long and 17 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesWilson Road
CrossesN. Branch Potomac River
LocationWv/Md State Line
RouteCounty Highway 374
Coordinates39.25366, -79.39862
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating98 US tons
Inventory rating85 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length57 ft (17.4 m)
Longest span51 ft (15.5 m)
Deck width17 ft (5.1 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2007)
Projected traffic290 by 2029
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wilson Road over N. Branch Potomac River built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1996.

What condition is Wilson Road over N. Branch Potomac River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Wilson Road over N. Branch Potomac River carry?

About 240 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is Wilson Road over N. Branch Potomac River?

The structure is 57 ft (17.4 m) long with a longest span of 51 ft (15.5 m) and a deck 17 ft wide.

Who owns Wilson Road over N. Branch Potomac River?

It is owned by the State Highway Agency.