US Bridges

North Fork RD 603 over North Fork Roanoke River

Fair

Montgomery County, Virginia · 0.00 Rt 641; 3.30 Rt 821 · Structure no. 000000000012195

Built
1968
57 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
989
2022 count
Owner
State
State Highway Agency

About this bridge

North Fork RD 603 over North Fork Roanoke River is a steel stringer/multi-beam or girder carrying North Fork RD 603 over North Fork Roanoke River in Montgomery County, Virginia. It was built in 1968, so it is 57 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 989 vehicles a day, roughly 1% of them trucks, projected to reach 1,103 by 2045. The structure is 80 ft (24.4 m) long and 32 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesNorth Fork RD 603
CrossesNorth Fork Roanoke River
Location0.00 Rt 641; 3.30 Rt 821
RouteCounty Highway 603
Coordinates37.18667, -80.35276
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69 US tons
Inventory rating53 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic989 (2022)
Projected traffic1,103 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 North Fork RD 603 over North Fork Roanoke River built?

It was built in 1968, making it 57 years old in 2025.

What condition is North Fork RD 603 over North Fork Roanoke River 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 2023.

How much traffic does North Fork RD 603 over North Fork Roanoke River carry?

About 989 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is North Fork RD 603 over North Fork Roanoke River?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 32 ft wide.

Who owns North Fork RD 603 over North Fork Roanoke River?

It is owned by the State Highway Agency.