US Bridges

177th Street over Foster Creek

Good

Clark County, South Dakota · 6.0S & 0.3E Raymond · Structure no. 000000013023230

Built
2023
2 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
39
2022 count
Owner
County
County Highway Agency

About this bridge

177th Street over Foster Creek is a concrete continuous culvert carrying 177th Street over Foster Creek in Clark County, South Dakota. It was built in 2023, so it is 2 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 39 vehicles a day, roughly 2% of them trucks, projected to reach 39 by 2032. The structure is 29 ft (8.7 m) long and 27 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Carries177th Street
CrossesFoster Creek
Location6.0S & 0.3E Raymond
Coordinates44.81991, -97.93022
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.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating38 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length29 ft (8.7 m)
Longest span14 ft (4.2 m)
Deck width27 ft (8.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39 (2022)
Projected traffic39 by 2032
Trucks2%
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 177th Street over Foster Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is 177th Street over Foster 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 September 2023.

How much traffic does 177th Street over Foster Creek carry?

About 39 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 177th Street over Foster Creek?

The structure is 29 ft (8.7 m) long with a longest span of 14 ft (4.2 m) and a deck 27 ft wide.

Who owns 177th Street over Foster Creek?

It is owned by the County Highway Agency.