US Bridges

30350 461 Street over Vermillion Rv Overflow

Good

Clay County, South Dakota · 6.5S & 9E Irene Sd · Structure no. 000000014090065

Built
2002
23 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
97
2022 count
Owner
County
County Highway Agency

About this bridge

30350 461 Street over Vermillion Rv Overflow is a concrete continuous culvert carrying 30350 461 Street over Vermillion Rv Overflow in Clay County, South Dakota. It was built in 2002, so it is 23 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 97 vehicles a day, roughly 2% of them trucks, projected to reach 97 by 2032. The structure is 29 ft (8.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries30350 461 Street
CrossesVermillion Rv Overflow
Location6.5S & 9E Irene Sd
RouteCounty Highway 0
Coordinates42.99008, -96.98353
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length29 ft (8.7 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 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 closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost$25,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 30350 461 Street over Vermillion Rv Overflow built?

It was built in 2002, making it 23 years old in 2025.

What condition is 30350 461 Street over Vermillion Rv Overflow in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does 30350 461 Street over Vermillion Rv Overflow carry?

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

How long is 30350 461 Street over Vermillion Rv Overflow?

The structure is 29 ft (8.7 m) long with a longest span of 14 ft (4.3 m).

Who owns 30350 461 Street over Vermillion Rv Overflow?

It is owned by the County Highway Agency.