US Bridges

Catawba Road / 785 over North Fork Roanoke River

Good

Montgomery County, Virginia · 0.60 Rt 630; 0.10 Roa CO · Structure no. 000000000012346

Built
1976
49 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
79 ft
1 main span
Daily traffic
321
2022 count
Owner
State
State Highway Agency

About this bridge

Catawba Road / 785 over North Fork Roanoke River is a steel stringer/multi-beam or girder carrying Catawba Road / 785 over North Fork Roanoke River in Montgomery County, Virginia. It was built in 1976, so it is 49 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 321 vehicles a day, roughly 1% of them trucks, projected to reach 359 by 2042. The structure is 79 ft (24.1 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCatawba Road / 785
CrossesNorth Fork Roanoke River
Location0.60 Rt 630; 0.10 Roa CO
RouteCounty Highway 785
Coordinates37.30864, -80.26057
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating98 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length79 ft (24.1 m)
Longest span79 ft (24.1 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic321 (2022)
Projected traffic359 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Catawba Road / 785 over North Fork Roanoke River built?

It was built in 1976, making it 49 years old in 2025.

What condition is Catawba Road / 785 over North Fork Roanoke River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Catawba Road / 785 over North Fork Roanoke River carry?

About 321 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Catawba Road / 785 over North Fork Roanoke River?

The structure is 79 ft (24.1 m) long with a longest span of 79 ft (24.1 m) and a deck 32 ft wide.

Who owns Catawba Road / 785 over North Fork Roanoke River?

It is owned by the State Highway Agency.