US Bridges

155 St. over Little Cheyenne Ck

Fair

Potter County, South Dakota · 5.1W & 9N of Gettysburg · Structure no. 000000054169070

Built
2008
17 years old
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
37 ft
3 main spans
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

155 St. over Little Cheyenne Ck is a steel culvert carrying 155 St. over Little Cheyenne Ck in Potter County, South Dakota. It was built in 2008, so it is 17 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 25 vehicles a day, roughly 1% of them trucks, projected to reach 25 by 2032. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Carries155 St.
CrossesLittle Cheyenne Ck
Location5.1W & 9N of Gettysburg
RouteCounty Highway 0
Coordinates45.14405, -100.06331
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 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 alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating81 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length37 ft (11.3 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic25 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 155 St. over Little Cheyenne Ck built?

It was built in 2008, making it 17 years old in 2025.

What condition is 155 St. over Little Cheyenne Ck in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does 155 St. over Little Cheyenne Ck carry?

About 25 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is 155 St. over Little Cheyenne Ck?

The structure is 37 ft (11.3 m) long with a longest span of 8 ft (2.4 m).

Who owns 155 St. over Little Cheyenne Ck?

It is owned by the County Highway Agency.