US Bridges

State Park RD/660 over RTE I 81

Fair

Pulaski County, Virginia · 0.38-RT 611; 1.22-RT 661 · Structure no. 000000000014593

Built
1965
60 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
259 ft
4 main spans
Daily traffic
1,867
2022 count
Owner
State
State Highway Agency

About this bridge

State Park RD/660 over RTE I 81 is a steel stringer/multi-beam or girder carrying State Park RD/660 over RTE I 81 in Pulaski County, Virginia. It was built in 1965, so it is 60 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 1,867 vehicles a day, roughly 1% of them trucks, projected to reach 2,082 by 2042. The structure is 259 ft (79 m) long and 35 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesState Park RD/660
CrossesRTE I 81
Location0.38-RT 611; 1.22-RT 661
RouteCounty Highway 660
CountyPulaski County
StateVirginia
Coordinates37.08404, -80.64954
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length259 ft (79 m)
Longest span73 ft (22.3 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,867 (2022)
Projected traffic2,082 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Park RD/660 over RTE I 81 built?

It was built in 1965, making it 60 years old in 2025.

What condition is State Park RD/660 over RTE I 81 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 2024.

How much traffic does State Park RD/660 over RTE I 81 carry?

About 1,867 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is State Park RD/660 over RTE I 81?

The structure is 259 ft (79 m) long with a longest span of 73 ft (22.3 m) and a deck 35 ft wide.

Who owns State Park RD/660 over RTE I 81?

It is owned by the State Highway Agency.