US Bridges

US Route 50 over Flag Run

Good

Preston County, West Virginia · 1.21 MI West Wv Rt 72 · Structure no. 00000000039A121

Built
1988
37 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
1,100
2022 count
Owner
State
State Highway Agency

About this bridge

US Route 50 over Flag Run is a steel stringer/multi-beam or girder carrying US Route 50 over Flag Run in Preston County, West Virginia. It was built in 1988, so it is 37 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 1,100 vehicles a day, roughly 13% of them trucks, projected to reach 1,320 by 2041. The structure is 65 ft (19.7 m) long and 38 ft wide.

CarriesUS Route 50
CrossesFlag Run
Location1.21 MI West Wv Rt 72
RouteU.S. Route 5000
Coordinates39.32087, -79.71413
Functional classRural 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98 US tons
Inventory rating65 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length65 ft (19.7 m)
Longest span59 ft (18 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2022)
Projected traffic1,320 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 US Route 50 over Flag Run built?

It was built in 1988, making it 37 years old in 2025.

What condition is US Route 50 over Flag Run 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 April 2024.

How much traffic does US Route 50 over Flag Run carry?

About 1,100 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is US Route 50 over Flag Run?

The structure is 65 ft (19.7 m) long with a longest span of 59 ft (18 m) and a deck 38 ft wide.

Who owns US Route 50 over Flag Run?

It is owned by the State Highway Agency.