US Bridges

Snoma RD over Maloney Ck

Good

Butte County, South Dakota · 9.1E 1.0S of Belle F · Structure no. 000000010191390

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete Continuous
Length
31 ft
3 main spans
Daily traffic
175
2022 count
Owner
County
County Highway Agency

About this bridge

Snoma RD over Maloney Ck is a concrete continuous culvert carrying Snoma RD over Maloney Ck in Butte County, South Dakota. It was built in 2022, so it is 3 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 175 vehicles a day, roughly 3% of them trucks, projected to reach 175 by 2032. The structure is 31 ft (9.5 m) long and 26 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesSnoma RD
CrossesMaloney Ck
Location9.1E 1.0S of Belle F
RouteCounty Highway 0
Coordinates44.64781, -103.66504
Functional classRural Major Collector

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.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2022)
Projected traffic175 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Snoma RD over Maloney Ck built?

It was built in 2022, making it 3 years old in 2025.

What condition is Snoma RD over Maloney Ck 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 Snoma RD over Maloney Ck carry?

About 175 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Snoma RD over Maloney Ck?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns Snoma RD over Maloney Ck?

It is owned by the County Highway Agency.