US Bridges

233rd Street over Squaw Creek

Good

Moody County, South Dakota · 6.8E & 1.5N of Colman · Structure no. 000000051108135

Built
2020
5 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

233rd Street over Squaw Creek is a steel stringer/multi-beam or girder carrying 233rd Street over Squaw Creek in Moody County, South Dakota. It was built in 2020, so it is 5 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 30 vehicles a day, roughly 2% of them trucks, projected to reach 30 by 2032. The structure is 65 ft (19.8 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries233rd Street
CrossesSquaw Creek
Location6.8E & 1.5N of Colman
RouteCounty Highway 0
Coordinates44.00042, -96.67127
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.7 US tons
Inventory rating38.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length65 ft (19.8 m)
Longest span65 ft (19.7 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 233rd Street over Squaw Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is 233rd Street over Squaw Creek 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 233rd Street over Squaw Creek carry?

About 30 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 233rd Street over Squaw Creek?

The structure is 65 ft (19.8 m) long with a longest span of 65 ft (19.7 m) and a deck 25 ft wide.

Who owns 233rd Street over Squaw Creek?

It is owned by the County Highway Agency.