US Bridges

Browns Mill Road over Seneca Creek

Good

Campbell County, Virginia · 0.50 to 751 - 0.41 to 687 · Structure no. 000000000027853

Built
2007
18 years old
Condition
Good
inspected February 2023
Type
Frame
Concrete
Length
36 ft
1 main span
Daily traffic
450
2022 count
Owner
State
State Highway Agency

About this bridge

Browns Mill Road over Seneca Creek is a concrete frame carrying Browns Mill Road over Seneca Creek in Campbell 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 450 vehicles a day, roughly 1% of them trucks, projected to reach 502 by 2045. The structure is 36 ft (11 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBrowns Mill Road
CrossesSeneca Creek
Location0.50 to 751 - 0.41 to 687
RouteCounty Highway 686
Coordinates37.21986, -79.15693
Functional classRural Minor 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 protection7 GoodSome minor problems.
Last inspectionFebruary 2023
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 alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating48 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width36 ft (11 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2022)
Projected traffic502 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Browns Mill Road over Seneca Creek built?

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

What condition is Browns Mill Road over Seneca Creek 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 February 2023.

How much traffic does Browns Mill Road over Seneca Creek carry?

About 450 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Browns Mill Road over Seneca Creek?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 36 ft wide.

Who owns Browns Mill Road over Seneca Creek?

It is owned by the State Highway Agency.