US Bridges

Fork Mtn. RD 603 over Laurel Fork

Fair

Floyd County, Virginia · 0.20 Rt 779; 0.30 Rt 600 · Structure no. 000000000007515

Built
1932
93 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
25 ft
1 main span
Daily traffic
69
2017 count
Owner
State
State Highway Agency

About this bridge

Fork Mtn. RD 603 over Laurel Fork is a concrete box beam or girders - multiple carrying Fork Mtn. RD 603 over Laurel Fork in Floyd County, Virginia. It was built in 1932, so it is 93 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 69 vehicles a day, projected to reach 105 by 2045. The structure is 25 ft (7.6 m) long and 15 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFork Mtn. RD 603
CrossesLaurel Fork
Location0.20 Rt 779; 0.30 Rt 600
RouteCounty Highway 603
CountyFloyd County
StateVirginia
Coordinates36.75294, -80.43076
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating69 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69 (2017)
Projected traffic105 by 2045
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Fork Mtn. RD 603 over Laurel Fork built?

It was built in 1932, making it 93 years old in 2025.

What condition is Fork Mtn. RD 603 over Laurel Fork 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 August 2024.

How much traffic does Fork Mtn. RD 603 over Laurel Fork carry?

About 69 vehicles per day (2017 count).

How long is Fork Mtn. RD 603 over Laurel Fork?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 15 ft wide.

Who owns Fork Mtn. RD 603 over Laurel Fork?

It is owned by the State Highway Agency.