US Bridges

I-77 Sbl over RTE 606 & Wolf Creek

Fair

Bland County, Virginia · 16.42WYTHE-CO;2.0 61 · Structure no. 000000000003019

Built
1974
51 years old, rebuilt 1992
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
371 ft
5 main spans
Daily traffic
15,044
2022 count
Owner
State
State Highway Agency

About this bridge

I-77 Sbl over RTE 606 & Wolf Creek is a steel continuous stringer/multi-beam or girder carrying I-77 Sbl over RTE 606 & Wolf Creek in Bland County, Virginia. It was built in 1974 and reconstructed in 1992, so it is 51 years old, older than the Virginia average of 50.7 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 15,044 vehicles a day, roughly 26% of them trucks, projected to reach 15,530 by 2042. The structure is 371 ft (113 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-77 Sbl
CrossesRTE 606 & Wolf Creek
Location16.42WYTHE-CO;2.0 61
RouteInterstate 77
CountyBland County
StateVirginia
Coordinates37.21491, -81.09292
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length371 ft (113 m)
Longest span94 ft (28.6 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,044 (2022)
Projected traffic15,530 by 2042
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-77 Sbl over RTE 606 & Wolf Creek built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 1992.

What condition is I-77 Sbl over RTE 606 & Wolf 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 October 2024.

How much traffic does I-77 Sbl over RTE 606 & Wolf Creek carry?

About 15,044 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is I-77 Sbl over RTE 606 & Wolf Creek?

The structure is 371 ft (113 m) long with a longest span of 94 ft (28.6 m) and a deck 44 ft wide.

Who owns I-77 Sbl over RTE 606 & Wolf Creek?

It is owned by the State Highway Agency.