US Bridges

Perkins Mill Rd. over Slate River

Fair

Buckingham County, Virginia · 1.00-RT.641/0.47-RT.24 · Structure no. 000000000004087

Built
1974
51 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
93 ft
3 main spans
Daily traffic
155
2018 count
Owner
State
State Highway Agency

About this bridge

Perkins Mill Rd. over Slate River is a steel stringer/multi-beam or girder carrying Perkins Mill Rd. over Slate River in Buckingham County, Virginia. It was built in 1974, so it is 51 years old, older than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 155 vehicles a day, projected to reach 239 by 2042. The structure is 93 ft (28.2 m) long and 24 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesPerkins Mill Rd.
CrossesSlate River
Location1.00-RT.641/0.47-RT.24
RouteCounty Highway 642
CountyBuckingham County
StateVirginia
Coordinates37.50048, -78.60965
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating58 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length93 ft (28.2 m)
Longest span30 ft (9.2 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic155 (2018)
Projected traffic239 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Perkins Mill Rd. over Slate River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Perkins Mill Rd. over Slate River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Perkins Mill Rd. over Slate River carry?

About 155 vehicles per day (2018 count).

How long is Perkins Mill Rd. over Slate River?

The structure is 93 ft (28.2 m) long with a longest span of 30 ft (9.2 m) and a deck 24 ft wide.

Who owns Perkins Mill Rd. over Slate River?

It is owned by the State Highway Agency.