US Bridges

Guinea Mtn RD./622 over Big Walker Creek

Fair

Giles County, Virginia · 0.00-RTE708;3.65-RTE 623 · Structure no. 000000000008411

Built
1971
54 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
212 ft
3 main spans
Daily traffic
84
2022 count
Owner
State
State Highway Agency

About this bridge

Guinea Mtn RD./622 over Big Walker Creek is a steel stringer/multi-beam or girder carrying Guinea Mtn RD./622 over Big Walker Creek in Giles County, Virginia. It was built in 1971, so it is 54 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 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 84 vehicles a day, roughly 6% of them trucks, projected to reach 94 by 2045. The structure is 212 ft (64.7 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesGuinea Mtn RD./622
CrossesBig Walker Creek
Location0.00-RTE708;3.65-RTE 623
RouteCounty Highway 622
CountyGiles County
StateVirginia
Coordinates37.29701, -80.70614
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length212 ft (64.7 m)
Longest span69 ft (20.9 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic84 (2022)
Projected traffic94 by 2045
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

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 Guinea Mtn RD./622 over Big Walker Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Guinea Mtn RD./622 over Big Walker 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 July 2023.

How much traffic does Guinea Mtn RD./622 over Big Walker Creek carry?

About 84 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Guinea Mtn RD./622 over Big Walker Creek?

The structure is 212 ft (64.7 m) long with a longest span of 69 ft (20.9 m) and a deck 30 ft wide.

Who owns Guinea Mtn RD./622 over Big Walker Creek?

It is owned by the State Highway Agency.