US Bridges

Nbl Seminole Trail over Robinson River

Good

Madison County, Virginia · .40 from 603 & .05 to 636 · Structure no. 000000000025693

Built
1998
27 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
243 ft
3 main spans
Daily traffic
9,025
2022 count
Owner
State
State Highway Agency

About this bridge

Nbl Seminole Trail over Robinson River is a prestressed concrete stringer/multi-beam or girder carrying Nbl Seminole Trail over Robinson River in Madison County, Virginia. It was built in 1998, so it is 27 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 9,025 vehicles a day, roughly 7% of them trucks, projected to reach 12,918 by 2042. The structure is 243 ft (74.1 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNbl Seminole Trail
CrossesRobinson River
Location.40 from 603 & .05 to 636
RouteU.S. Route 29
Coordinates38.39974, -78.22755
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating89 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length243 ft (74.1 m)
Longest span81 ft (24.7 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,025 (2022)
Projected traffic12,918 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Nbl Seminole Trail over Robinson River built?

It was built in 1998, making it 27 years old in 2025.

What condition is Nbl Seminole Trail over Robinson 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 October 2024.

How much traffic does Nbl Seminole Trail over Robinson River carry?

About 9,025 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Nbl Seminole Trail over Robinson River?

The structure is 243 ft (74.1 m) long with a longest span of 81 ft (24.7 m) and a deck 43 ft wide.

Who owns Nbl Seminole Trail over Robinson River?

It is owned by the State Highway Agency.