US Bridges

Stones Mill Road over Mountain Run

Good

Culpeper County, Virginia · .35 from 673 & .45 to 724 · Structure no. 000000000005683

Built
1961
64 years old, rebuilt 2008
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
150 ft
3 main spans
Daily traffic
140
2014 count
Owner
State
State Highway Agency

About this bridge

Stones Mill Road over Mountain Run is a prestressed concrete slab carrying Stones Mill Road over Mountain Run in Culpeper County, Virginia. It was built in 1961 and reconstructed in 2008, so it is 64 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 140 vehicles a day, projected to reach 213 by 2042. The structure is 150 ft (45.7 m) long and 24 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesStones Mill Road
CrossesMountain Run
Location.35 from 673 & .45 to 724
RouteCounty Highway 672
Coordinates38.46032, -77.81383
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span50 ft (15.2 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2014)
Projected traffic213 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Stones Mill Road over Mountain Run built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2008.

What condition is Stones Mill Road over Mountain 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 July 2024.

How much traffic does Stones Mill Road over Mountain Run carry?

About 140 vehicles per day (2014 count).

How long is Stones Mill Road over Mountain Run?

The structure is 150 ft (45.7 m) long with a longest span of 50 ft (15.2 m) and a deck 24 ft wide.

Who owns Stones Mill Road over Mountain Run?

It is owned by the State Highway Agency.