US Bridges

302nd Avenue over Cedar Creek

Good

Lyman County, South Dakota · 3.4W & 16.2N of Presho · Structure no. 000000043120038

Built
1986
39 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
37 ft
3 main spans
Daily traffic
47
2022 count
Owner
County
County Highway Agency

About this bridge

302nd Avenue over Cedar Creek is a concrete continuous culvert carrying 302nd Avenue over Cedar Creek in Lyman County, South Dakota. It was built in 1986, so it is 39 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 47 vehicles a day, roughly 3% of them trucks, projected to reach 47 by 2032. The structure is 37 ft (11.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries302nd Avenue
CrossesCedar Creek
Location3.4W & 16.2N of Presho
RouteCounty Highway 0
Coordinates44.14148, -100.12619
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.7 US tons
Inventory rating41.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2022)
Projected traffic47 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 302nd Avenue over Cedar Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is 302nd Avenue over Cedar 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 July 2024.

How much traffic does 302nd Avenue over Cedar Creek carry?

About 47 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 302nd Avenue over Cedar Creek?

The structure is 37 ft (11.4 m) long with a longest span of 12 ft (3.7 m).

Who owns 302nd Avenue over Cedar Creek?

It is owned by the County Highway Agency.