US Bridges

Ampthill Road over Willis River

Good

Cumberland County, Virginia · 2.15-RT.45 / 3.24-RT.603 · Structure no. 000000000005729

Built
1966
59 years old
Condition
Good
inspected December 2024
Type
Tee Beam
Concrete
Length
144 ft
3 main spans
Daily traffic
150
2022 count
Owner
State
State Highway Agency

About this bridge

Ampthill Road over Willis River is a concrete tee beam carrying Ampthill Road over Willis River in Cumberland County, Virginia. It was built in 1966, so it is 59 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 150 vehicles a day, projected to reach 161 by 2042. The structure is 144 ft (43.8 m) long and 29 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesAmpthill Road
CrossesWillis River
Location2.15-RT.45 / 3.24-RT.603
RouteCounty Highway 602
Coordinates37.68524, -78.11358
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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating69 US tons
Inventory rating53 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length144 ft (43.8 m)
Longest span44 ft (13.3 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic161 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Ampthill Road over Willis River built?

It was built in 1966, making it 59 years old in 2025.

What condition is Ampthill Road over Willis 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 December 2024.

How much traffic does Ampthill Road over Willis River carry?

About 150 vehicles per day (2022 count).

How long is Ampthill Road over Willis River?

The structure is 144 ft (43.8 m) long with a longest span of 44 ft (13.3 m) and a deck 29 ft wide.

Who owns Ampthill Road over Willis River?

It is owned by the State Highway Agency.