US Bridges

44960 274 ST over West Fork Vermillion Rv

Poor

Turner County, South Dakota · 1N & 3.2W Parker · Structure no. 000000063098060

Built
1992
33 years old
Condition
Poor
inspected August 2023
Type
Tee Beam
Prestressed Concrete
Length
97 ft
2 main spans
Daily traffic
97
2022 count
Owner
County
County Highway Agency

About this bridge

44960 274 ST over West Fork Vermillion Rv is a prestressed concrete tee beam carrying 44960 274 ST over West Fork Vermillion Rv in Turner County, South Dakota. It was built in 1992, so it is 33 years old, younger than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 97 vehicles a day, roughly 2% of them trucks, projected to reach 97 by 2032. The structure is 97 ft (29.6 m) long and 21 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries44960 274 ST
CrossesWest Fork Vermillion Rv
Location1N & 3.2W Parker
RouteCounty Highway 0
Coordinates43.41564, -97.20514
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length97 ft (29.6 m)
Longest span49 ft (14.8 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2022)
Projected traffic97 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$25,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 44960 274 ST over West Fork Vermillion Rv built?

It was built in 1992, making it 33 years old in 2025.

What condition is 44960 274 ST over West Fork Vermillion Rv in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does 44960 274 ST over West Fork Vermillion Rv carry?

About 97 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 44960 274 ST over West Fork Vermillion Rv?

The structure is 97 ft (29.6 m) long with a longest span of 49 ft (14.8 m) and a deck 21 ft wide.

Who owns 44960 274 ST over West Fork Vermillion Rv?

It is owned by the County Highway Agency.