US Bridges

I-77 NB over Route 1 and Dixon Branch

Fair

Raleigh County, West Virginia · 2.61 MI S of Pax I/C · Structure no. 00000000041A216

Built
1983
42 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
2 main spans
Daily traffic
21,035
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-77 NB over Route 1 and Dixon Branch is a steel continuous stringer/multi-beam or girder carrying I-77 NB over Route 1 and Dixon Branch in Raleigh County, West Virginia. It was built in 1983, so it is 42 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 21,035 vehicles a day, roughly 17% of them trucks, projected to reach 30,709 by 2040. The structure is 245 ft (74.7 m) long and 44 ft wide.

Location

Open in Google Maps
CarriesI-77 NB
CrossesRoute 1 and Dixon Branch
Location2.61 MI S of Pax I/C
RouteInterstate 7700
CountyRaleigh County
StateWest Virginia
Coordinates37.87967, -81.26699
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length245 ft (74.7 m)
Longest span68 ft (20.7 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,035 (2023)
Projected traffic30,709 by 2040
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
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 NB over Route 1 and Dixon Branch built?

It was built in 1983, making it 42 years old in 2025.

What condition is I-77 NB over Route 1 and Dixon Branch 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 October 2023.

How much traffic does I-77 NB over Route 1 and Dixon Branch carry?

About 21,035 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is I-77 NB over Route 1 and Dixon Branch?

The structure is 245 ft (74.7 m) long with a longest span of 68 ft (20.7 m) and a deck 44 ft wide.

Who owns I-77 NB over Route 1 and Dixon Branch?

It is owned by the State Toll Authority.