US Bridges

I-81 N Off Ramp a over Stony Creek

Fair

Shenandoah County, Virginia · 0.09 to 81NB -0.03 to 185 · Structure no. 000000000017037

Built
1966
59 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
234 ft
3 main spans
Daily traffic
457
2022 count
Owner
State
State Highway Agency

About this bridge

I-81 N Off Ramp a over Stony Creek is a prestressed concrete stringer/multi-beam or girder carrying I-81 N Off Ramp a over Stony Creek in Shenandoah 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 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 457 vehicles a day, projected to reach 667 by 2045. The structure is 234 ft (71.3 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-81 N Off Ramp a
CrossesStony Creek
Location0.09 to 81NB -0.03 to 185
RouteInterstate 81
CountyShenandoah County
StateVirginia
Coordinates38.82904, -78.57641
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
Deck7 GoodSome minor problems.
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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length234 ft (71.3 m)
Longest span77 ft (23.5 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic457 (2022)
Projected traffic667 by 2045
Trucks0%
Lanes on structure1
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$90 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-81 N Off Ramp a over Stony Creek built?

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

What condition is I-81 N Off Ramp a over Stony Creek 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 March 2023.

How much traffic does I-81 N Off Ramp a over Stony Creek carry?

About 457 vehicles per day (2022 count).

How long is I-81 N Off Ramp a over Stony Creek?

The structure is 234 ft (71.3 m) long with a longest span of 77 ft (23.5 m) and a deck 32 ft wide.

Who owns I-81 N Off Ramp a over Stony Creek?

It is owned by the State Highway Agency.