US Bridges

Big Valley RD over Trib Bolar Run

Good

Highland County, Virginia · 3.73 Rt 606 - 3.75 Rt 694 · Structure no. 000000000010270

Built
1953
72 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
39
2021 count
Owner
State
State Highway Agency

About this bridge

Big Valley RD over Trib Bolar Run is a concrete culvert carrying Big Valley RD over Trib Bolar Run in Highland County, Virginia. It was built in 1953, so it is 72 years old, older 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 39 vehicles a day, projected to reach 48 by 2042. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 19.3 mi (31 km).

CarriesBig Valley RD
CrossesTrib Bolar Run
Location3.73 Rt 606 - 3.75 Rt 694
RouteCounty Highway 607
Coordinates38.25893, -79.63653
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length29 ft (8.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2021)
Projected traffic48 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 Big Valley RD over Trib Bolar Run built?

It was built in 1953, making it 72 years old in 2025.

What condition is Big Valley RD over Trib Bolar Run 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 Big Valley RD over Trib Bolar Run carry?

About 39 vehicles per day (2021 count).

How long is Big Valley RD over Trib Bolar Run?

The structure is 29 ft (8.8 m) long with a longest span of 10 ft (3 m).

Who owns Big Valley RD over Trib Bolar Run?

It is owned by the State Highway Agency.