US Bridges

Winding STAIRRD736 over Smith River

Fair

Patrick County, Virginia · 0.00 Rt 613; 0.95 D. End · Structure no. 000000000013393

Built
1968
57 years old, rebuilt 2011
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
57
2014 count
Owner
State
State Highway Agency

About this bridge

Winding STAIRRD736 over Smith River is a steel stringer/multi-beam or girder carrying Winding STAIRRD736 over Smith River in Patrick County, Virginia. It was built in 1968 and reconstructed in 2011, 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 6 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 57 vehicles a day, projected to reach 66 by 2045. The structure is 33 ft (10.2 m) long and 21 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesWinding STAIRRD736
CrossesSmith River
Location0.00 Rt 613; 0.95 D. End
RouteCounty Highway 736
CountyPatrick County
StateVirginia
Coordinates36.73733, -80.30473
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating87 US tons
Inventory rating67 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHL 93
Structure length33 ft (10.2 m)
Longest span32 ft (9.8 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57 (2014)
Projected traffic66 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Winding STAIRRD736 over Smith River built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2011.

What condition is Winding STAIRRD736 over Smith River 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 2023.

How much traffic does Winding STAIRRD736 over Smith River carry?

About 57 vehicles per day (2014 count).

How long is Winding STAIRRD736 over Smith River?

The structure is 33 ft (10.2 m) long with a longest span of 32 ft (9.8 m) and a deck 21 ft wide.

Who owns Winding STAIRRD736 over Smith River?

It is owned by the State Highway Agency.