US Bridges

I-64 over CR 25/25 10th St.Dunbar

Fair

Kanawha County, West Virginia · 2.40 Mile E of Wv 25 · Structure no. 00000000020A803

Built
1966
59 years old, rebuilt 2002
Condition
Fair
inspected December 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
171 ft
1 main span
Daily traffic
126,400
2021 count
Owner
State
State Highway Agency

About this bridge

I-64 over CR 25/25 10th St.Dunbar is a steel continuous stringer/multi-beam or girder carrying I-64 over CR 25/25 10th St.Dunbar in Kanawha County, West Virginia. It was built in 1966 and reconstructed in 2002, so it is 59 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 126,400 vehicles a day, roughly 17% of them trucks, projected to reach 180,752 by 2041. The structure is 171 ft (52 m) long and 130 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesI-64
CrossesCR 25/25 10th St.Dunbar
Location2.40 Mile E of Wv 25
RouteInterstate 6400
Coordinates38.36265, -81.73739
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating30 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length171 ft (52 m)
Longest span89 ft (27 m)
Deck width130 ft (39.7 m)
Roadway width129 ft (39.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic126,400 (2021)
Projected traffic180,752 by 2041
Trucks17%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-64 over CR 25/25 10th St.Dunbar built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2002.

What condition is I-64 over CR 25/25 10th St.Dunbar 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 December 2022.

How much traffic does I-64 over CR 25/25 10th St.Dunbar carry?

About 126,400 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is I-64 over CR 25/25 10th St.Dunbar?

The structure is 171 ft (52 m) long with a longest span of 89 ft (27 m) and a deck 130 ft wide.

Who owns I-64 over CR 25/25 10th St.Dunbar?

It is owned by the State Highway Agency.