US Bridges

Nbl Route 0081 over RTE 640

Fair

Botetourt County, Virginia · 6.13 Rt 220; 5.87 Rt 11 · Structure no. 000000000003248

Built
1964
61 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
3 main spans
Daily traffic
20,975
2022 count
Owner
State
State Highway Agency

About this bridge

Nbl Route 0081 over RTE 640 is a steel stringer/multi-beam or girder carrying Nbl Route 0081 over RTE 640 in Botetourt County, Virginia. It was built in 1964, so it is 61 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 20,975 vehicles a day, roughly 1% of them trucks, projected to reach 24,146 by 2042. The structure is 134 ft (40.8 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNbl Route 0081
CrossesRTE 640
Location6.13 Rt 220; 5.87 Rt 11
RouteInterstate 81
CountyBotetourt County
StateVirginia
Coordinates37.45679, -79.83894
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 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 geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length134 ft (40.8 m)
Longest span49 ft (14.9 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,975 (2022)
Projected traffic24,146 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$114.3 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nbl Route 0081 over RTE 640 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Nbl Route 0081 over RTE 640 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 February 2024.

How much traffic does Nbl Route 0081 over RTE 640 carry?

About 20,975 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Nbl Route 0081 over RTE 640?

The structure is 134 ft (40.8 m) long with a longest span of 49 ft (14.9 m) and a deck 44 ft wide.

Who owns Nbl Route 0081 over RTE 640?

It is owned by the State Highway Agency.