US Bridges

467th Avenue over Tributary

Good

Roberts County, South Dakota · 0.8N of Wilmot · Structure no. 000000055180352

Built
2011
14 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
31 ft
3 main spans
Daily traffic
165
2022 count
Owner
County
County Highway Agency

About this bridge

467th Avenue over Tributary is a concrete continuous culvert carrying 467th Avenue over Tributary in Roberts County, South Dakota. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 165 vehicles a day, roughly 2% of them trucks, projected to reach 165 by 2032. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries467th Avenue
CrossesTributary
Location0.8N of Wilmot
RouteCounty Highway 0
Coordinates45.42513, -96.86186
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating42.8 US tons
Inventory rating33 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length31 ft (9.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic165 (2022)
Projected traffic165 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was 467th Avenue over Tributary built?

It was built in 2011, making it 14 years old in 2025.

What condition is 467th Avenue over Tributary 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 July 2024.

How much traffic does 467th Avenue over Tributary carry?

About 165 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 467th Avenue over Tributary?

The structure is 31 ft (9.6 m) long with a longest span of 10 ft (3 m).

Who owns 467th Avenue over Tributary?

It is owned by the County Highway Agency.