US Bridges

Md 36 over N. Branch Potomac River

Good

Mineral County, West Virginia · On West Virginia Line___ · Structure no. 00000000029A087

Built
1994
31 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
261 ft
1 main span
Daily traffic
4,720
2012 count
Owner
State
State Highway Agency

About this bridge

Md 36 over N. Branch Potomac River is a prestressed concrete stringer/multi-beam or girder carrying Md 36 over N. Branch Potomac River in Mineral County, West Virginia. It was built in 1994, so it is 31 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 4,720 vehicles a day, roughly 8% of them trucks, projected to reach 5,192 by 2032. The structure is 261 ft (79.6 m) long and 38 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesMd 36
CrossesN. Branch Potomac River
LocationOn West Virginia Line___
RouteState Highway 46
Coordinates39.48356, -79.04698
Functional classUrban Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating66 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length261 ft (79.6 m)
Longest span260 ft (79.2 m)
Deck width38 ft (11.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,720 (2012)
Projected traffic5,192 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

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 Md 36 over N. Branch Potomac River built?

It was built in 1994, making it 31 years old in 2025.

What condition is Md 36 over N. Branch 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 August 2024.

How much traffic does Md 36 over N. Branch Potomac River carry?

About 4,720 vehicles per day (2012 count), of which roughly 8% are trucks.

How long is Md 36 over N. Branch Potomac River?

The structure is 261 ft (79.6 m) long with a longest span of 260 ft (79.2 m) and a deck 38 ft wide.

Who owns Md 36 over N. Branch Potomac River?

It is owned by the State Highway Agency.