US Bridges

INTERSTATE-85 Sbl over Gravelly Run

Fair

Dinwiddie County, Virginia · 5.88 FR 460 & 2.42 to 703 · Structure no. 000000000005968

Built
1968
57 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
144 ft
3 main spans
Daily traffic
14,878
2022 count
Owner
State
State Highway Agency

About this bridge

INTERSTATE-85 Sbl over Gravelly Run is a prestressed concrete stringer/multi-beam or girder carrying INTERSTATE-85 Sbl over Gravelly Run in Dinwiddie County, Virginia. It was built in 1968, so it is 57 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 14,878 vehicles a day, projected to reach 16,370 by 2042. The structure is 144 ft (43.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesINTERSTATE-85 Sbl
CrossesGravelly Run
Location5.88 FR 460 & 2.42 to 703
RouteInterstate 85
CountyDinwiddie County
StateVirginia
Coordinates37.11133, -77.53453
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.7 US tons
Inventory rating65.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length144 ft (43.8 m)
Longest span45 ft (13.7 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,878 (2022)
Projected traffic16,370 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$280 million
NavigationNo navigation control on waterway

Frequently asked questions

When was INTERSTATE-85 Sbl over Gravelly Run built?

It was built in 1968, making it 57 years old in 2025.

What condition is INTERSTATE-85 Sbl over Gravelly Run 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 June 2024.

How much traffic does INTERSTATE-85 Sbl over Gravelly Run carry?

About 14,878 vehicles per day (2022 count).

How long is INTERSTATE-85 Sbl over Gravelly Run?

The structure is 144 ft (43.8 m) long with a longest span of 45 ft (13.7 m) and a deck 42 ft wide.

Who owns INTERSTATE-85 Sbl over Gravelly Run?

It is owned by the State Highway Agency.