US Bridges

US 48 X over South Br. Potomac River

Good

Hardy County, West Virginia · 1.20 MI W of Wv 55 · Structure no. 00000000016A150

Built
2009
16 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,139 ft
1 main span
Daily traffic
2,900
2023 count
Owner
State
State Highway Agency

About this bridge

US 48 X over South Br. Potomac River is a steel continuous stringer/multi-beam or girder carrying US 48 X over South Br. Potomac River in Hardy County, West Virginia. It was built in 2009, so it is 16 years old, younger than the West Virginia average of 44.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,900 vehicles a day, roughly 12% of them trucks, projected to reach 3,480 by 2043. The structure is 2,139 ft (652 m) long and 85 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesUS 48 X
CrossesSouth Br. Potomac River
Location1.20 MI W of Wv 55
RouteU.S. Route 4800
Coordinates39.0816, -78.97045
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating38 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+7 approach)
Design loadHL 93
Structure length2,139 ft (652 m)
Longest span355 ft (108.2 m)
Deck width85 ft (25.8 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2023)
Projected traffic3,480 by 2043
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 48 X over South Br. Potomac River built?

It was built in 2009, making it 16 years old in 2025.

What condition is US 48 X over South Br. Potomac River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does US 48 X over South Br. Potomac River carry?

About 2,900 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 48 X over South Br. Potomac River?

The structure is 2,139 ft (652 m) long with a longest span of 355 ft (108.2 m) and a deck 85 ft wide.

Who owns US 48 X over South Br. Potomac River?

It is owned by the State Highway Agency.