US Bridges

I-77 NB over Pocatalico River

Fair

Kanawha County, West Virginia · 1.14 Mile N of Wv 622 · Structure no. 00000000020A233

Built
1959
66 years old, rebuilt 1984
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
248 ft
1 main span
Daily traffic
15,500
2023 count
Owner
State
State Highway Agency

About this bridge

I-77 NB over Pocatalico River is a steel continuous stringer/multi-beam or girder carrying I-77 NB over Pocatalico River in Kanawha County, West Virginia. It was built in 1959 and reconstructed in 1984, so it is 66 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 5 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 15,500 vehicles a day, roughly 17% of them trucks, projected to reach 24,180 by 2043. The structure is 248 ft (75.7 m) long and 35 ft wide.

Location

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CarriesI-77 NB
CrossesPocatalico River
Location1.14 Mile N of Wv 622
RouteInterstate 77
CountyKanawha County
StateWest Virginia
Coordinates38.52623, -81.64423
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating79 US tons
Inventory rating47 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20 + Mod
Structure length248 ft (75.7 m)
Longest span94 ft (28.8 m)
Deck width35 ft (10.7 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,500 (2023)
Projected traffic24,180 by 2043
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$375,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I-77 NB over Pocatalico River built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1984.

What condition is I-77 NB over Pocatalico River 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 July 2024.

How much traffic does I-77 NB over Pocatalico River carry?

About 15,500 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is I-77 NB over Pocatalico River?

The structure is 248 ft (75.7 m) long with a longest span of 94 ft (28.8 m) and a deck 35 ft wide.

Who owns I-77 NB over Pocatalico River?

It is owned by the State Highway Agency.