US Bridges

468th Avenue over Bull Ditch

Good

Moody County, South Dakota · 0.9S & 2.0W of Colman · Structure no. 000000051020159

Built
2005
20 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
35
2022 count
Owner
County
County Highway Agency

About this bridge

468th Avenue over Bull Ditch is a concrete continuous culvert carrying 468th Avenue over Bull Ditch in Moody County, South Dakota. It was built in 2005, so it is 20 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 35 vehicles a day, roughly 3% of them trucks, projected to reach 35 by 2032. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Carries468th Avenue
CrossesBull Ditch
Location0.9S & 2.0W of Colman
RouteCounty Highway 0
Coordinates43.96475, -96.84894
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating78.2 US tons
Inventory rating60.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span16 ft (4.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2022)
Projected traffic35 by 2032
Trucks3%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 468th Avenue over Bull Ditch built?

It was built in 2005, making it 20 years old in 2025.

What condition is 468th Avenue over Bull Ditch 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 468th Avenue over Bull Ditch carry?

About 35 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 468th Avenue over Bull Ditch?

The structure is 32 ft (9.8 m) long with a longest span of 16 ft (4.8 m).

Who owns 468th Avenue over Bull Ditch?

It is owned by the County Highway Agency.