US Bridges

Birch Grove Road over N Fork Holston River #3

Good

Bland County, Virginia · .70-RT.625W;.30-RT.626E · Structure no. 000000000028543

Built
2007
18 years old
Condition
Good
inspected October 2024
Type
Frame
Concrete
Length
64 ft
2 main spans
Daily traffic
25
2021 count
Owner
State
State Highway Agency

About this bridge

Birch Grove Road over N Fork Holston River #3 is a concrete frame carrying Birch Grove Road over N Fork Holston River #3 in Bland County, Virginia. It was built in 2007, so it is 18 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 25 vehicles a day, projected to reach 28 by 2042. The structure is 64 ft (19.5 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBirch Grove Road
CrossesN Fork Holston River #3
Location.70-RT.625W;.30-RT.626E
RouteCounty Highway 622
Coordinates36.99901, -81.35155
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating81 US tons
Inventory rating61.9 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length64 ft (19.5 m)
Longest span32 ft (9.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2021)
Projected traffic28 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$158.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Birch Grove Road over N Fork Holston River #3 built?

It was built in 2007, making it 18 years old in 2025.

What condition is Birch Grove Road over N Fork Holston River #3 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 Birch Grove Road over N Fork Holston River #3 carry?

About 25 vehicles per day (2021 count).

How long is Birch Grove Road over N Fork Holston River #3?

The structure is 64 ft (19.5 m) long with a longest span of 32 ft (9.8 m) and a deck 26 ft wide.

Who owns Birch Grove Road over N Fork Holston River #3?

It is owned by the State Highway Agency.