US Bridges

Carsonville RD over Elk Creek

Fair

Grayson County, Virginia · .05 FR R650 - 1.0 to R691 · Structure no. 000000000008854

Built
1956
69 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
154 ft
4 main spans
Daily traffic
347
2022 count
Owner
State
State Highway Agency

About this bridge

Carsonville RD over Elk Creek is a concrete slab carrying Carsonville RD over Elk Creek in Grayson County, Virginia. It was built in 1956, so it is 69 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 347 vehicles a day, projected to reach 387 by 2042. The structure is 154 ft (46.9 m) long and 26 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesCarsonville RD
CrossesElk Creek
Location.05 FR R650 - 1.0 to R691
RouteCounty Highway 660
CountyGrayson County
StateVirginia
Coordinates36.68854, -81.07798
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span41 ft (12.5 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic347 (2022)
Projected traffic387 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Carsonville RD over Elk Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is Carsonville RD over Elk 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 2024.

How much traffic does Carsonville RD over Elk Creek carry?

About 347 vehicles per day (2022 count).

How long is Carsonville RD over Elk Creek?

The structure is 154 ft (46.9 m) long with a longest span of 41 ft (12.5 m) and a deck 26 ft wide.

Who owns Carsonville RD over Elk Creek?

It is owned by the State Highway Agency.