US Bridges

I-77 over Dry Branch and Wv 79/01

Fair

Kanawha County, West Virginia · 203 Mi. N. of Sharon I/C · Structure no. 00000000020A679

Built
1986
39 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
240 ft
1 main span
Daily traffic
31,227
2021 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-77 over Dry Branch and Wv 79/01 is a steel continuous stringer/multi-beam or girder carrying I-77 over Dry Branch and Wv 79/01 in Kanawha County, West Virginia. It was built in 1986, so it is 39 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 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 31,227 vehicles a day, roughly 40% of them trucks, projected to reach 67,092 by 2041. The structure is 240 ft (73.2 m) long and 91 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-77
CrossesDry Branch and Wv 79/01
Location203 Mi. N. of Sharon I/C
RouteInterstate 7700
Coordinates38.18071, -81.46571
Functional classRural 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length240 ft (73.2 m)
Longest span95 ft (29 m)
Deck width91 ft (27.6 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,227 (2021)
Projected traffic67,092 by 2041
Trucks40%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 I-77 over Dry Branch and Wv 79/01 built?

It was built in 1986, making it 39 years old in 2025.

What condition is I-77 over Dry Branch and Wv 79/01 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 November 2024.

How much traffic does I-77 over Dry Branch and Wv 79/01 carry?

About 31,227 vehicles per day (2021 count), of which roughly 40% are trucks.

How long is I-77 over Dry Branch and Wv 79/01?

The structure is 240 ft (73.2 m) long with a longest span of 95 ft (29 m) and a deck 91 ft wide.

Who owns I-77 over Dry Branch and Wv 79/01?

It is owned by the State Toll Authority.