US Bridges

Dismal River Rd. over Lynn Camp Branch

Fair

Buchanan County, Virginia · .75FRRT635;.05TORT635 · Structure no. 000000000003898

Built
1964
61 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
589
2022 count
Owner
State
State Highway Agency

About this bridge

Dismal River Rd. over Lynn Camp Branch is a concrete slab carrying Dismal River Rd. over Lynn Camp Branch in Buchanan County, Virginia. It was built in 1964, so it is 61 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 589 vehicles a day, projected to reach 860 by 2045. The structure is 22 ft (6.7 m) long and 24 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

Location

Open in Google Maps
CarriesDismal River Rd.
CrossesLynn Camp Branch
Location.75FRRT635;.05TORT635
RouteCounty Highway 638
CountyBuchanan County
StateVirginia
Coordinates37.24315, -81.8717
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length22 ft (6.7 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic589 (2022)
Projected traffic860 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$72.8 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Dismal River Rd. over Lynn Camp Branch built?

It was built in 1964, making it 61 years old in 2025.

What condition is Dismal River Rd. over Lynn Camp 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 June 2023.

How much traffic does Dismal River Rd. over Lynn Camp Branch carry?

About 589 vehicles per day (2022 count).

How long is Dismal River Rd. over Lynn Camp Branch?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns Dismal River Rd. over Lynn Camp Branch?

It is owned by the State Highway Agency.