US Bridges

I77 SB over South Sand Branch

Good

Raleigh County, West Virginia · 1.20 MI N of N Beckley Ic · Structure no. 00000000041A235

Built
1950
75 years old
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
25 ft
1 main span
Daily traffic
20,605
2020 count
Owner
Toll Authority
State Toll Authority

About this bridge

I77 SB over South Sand Branch is a steel culvert carrying I77 SB over South Sand Branch in Raleigh County, West Virginia. It was built in 1950, so it is 75 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,605 vehicles a day, roughly 17% of them trucks, projected to reach 43,270 by 2040. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI77 SB
CrossesSouth Sand Branch
Location1.20 MI N of N Beckley Ic
RouteInterstate 7700
Coordinates37.84403, -81.23373
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,605 (2020)
Projected traffic43,270 by 2040
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 I77 SB over South Sand Branch built?

It was built in 1950, making it 75 years old in 2025.

What condition is I77 SB over South Sand Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does I77 SB over South Sand Branch carry?

About 20,605 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is I77 SB over South Sand Branch?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m).

Who owns I77 SB over South Sand Branch?

It is owned by the State Toll Authority.