US Bridges

Nbl Route 29 over Buffalo River

Good

Amherst County, Virginia · 0.85-RT 608 0.62-RT 29 B · Structure no. 000000000028934

Built
2014
11 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
230 ft
3 main spans
Daily traffic
8,675
2022 count
Owner
State
State Highway Agency

About this bridge

Nbl Route 29 over Buffalo River is a steel stringer/multi-beam or girder carrying Nbl Route 29 over Buffalo River in Amherst County, Virginia. It was built in 2014, so it is 11 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,675 vehicles a day, roughly 1% of them trucks, projected to reach 12,666 by 2042. The structure is 230 ft (70.1 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNbl Route 29
CrossesBuffalo River
Location0.85-RT 608 0.62-RT 29 B
RouteU.S. Route 29
CountyAmherst County
StateVirginia
Coordinates37.6053, -79.02603
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length230 ft (70.1 m)
Longest span90 ft (27.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,675 (2022)
Projected traffic12,666 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Route 29 over Buffalo River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Nbl Route 29 over Buffalo 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 November 2023.

How much traffic does Nbl Route 29 over Buffalo River carry?

About 8,675 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Nbl Route 29 over Buffalo River?

The structure is 230 ft (70.1 m) long with a longest span of 90 ft (27.4 m) and a deck 43 ft wide.

Who owns Nbl Route 29 over Buffalo River?

It is owned by the State Highway Agency.