US Bridges

I-77 NB over CR 29 & Tupper Creek

Fair

Kanawha County, West Virginia · 0.62 MI N of CR 29 · Structure no. 00000000020A862

Built
2014
11 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
252 ft
2 main spans
Daily traffic
8,050
2020 count
Owner
State
State Highway Agency

About this bridge

I-77 NB over CR 29 & Tupper Creek is a steel continuous stringer/multi-beam or girder carrying I-77 NB over CR 29 & Tupper Creek in Kanawha County, West Virginia. It was built in 2014, so it is 11 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 8,050 vehicles a day, roughly 17% of them trucks, projected to reach 12,558 by 2040. The structure is 252 ft (76.7 m) long and 34 ft wide.

Location

Open in Google Maps
CarriesI-77 NB
CrossesCR 29 & Tupper Creek
Location0.62 MI N of CR 29
RouteInterstate 77
CountyKanawha County
StateWest Virginia
Coordinates38.4714, -81.64398
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHL 93
Structure length252 ft (76.7 m)
Longest span73 ft (22.2 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,050 (2020)
Projected traffic12,558 by 2040
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-77 NB over CR 29 & Tupper Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is I-77 NB over CR 29 & Tupper Creek 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 May 2024.

How much traffic does I-77 NB over CR 29 & Tupper Creek carry?

About 8,050 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is I-77 NB over CR 29 & Tupper Creek?

The structure is 252 ft (76.7 m) long with a longest span of 73 ft (22.2 m) and a deck 34 ft wide.

Who owns I-77 NB over CR 29 & Tupper Creek?

It is owned by the State Highway Agency.