US Bridges

218th Street over S. Fork of Pearl Creek

Good

Beadle County, South Dakota · 10S & 2.1E of Cavour · Structure no. 000000003351280

Built
2023
2 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
56
2022 count
Owner
County
County Highway Agency

About this bridge

218th Street over S. Fork of Pearl Creek is a concrete continuous culvert carrying 218th Street over S. Fork of Pearl Creek in Beadle 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 56 vehicles a day, roughly 2% of them trucks, projected to reach 56 by 2032. The structure is 35 ft (10.8 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries218th Street
CrossesS. Fork of Pearl Creek
Location10S & 2.1E of Cavour
Coordinates44.22382, -97.99006
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.7 US tons
Inventory rating44.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length35 ft (10.8 m)
Longest span11 ft (3.5 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56 (2022)
Projected traffic56 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 218th Street over S. Fork of Pearl Creek built?

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

What condition is 218th Street over S. Fork of Pearl 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 2023.

How much traffic does 218th Street over S. Fork of Pearl Creek carry?

About 56 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 218th Street over S. Fork of Pearl Creek?

The structure is 35 ft (10.8 m) long with a longest span of 11 ft (3.5 m) and a deck 24 ft wide.

Who owns 218th Street over S. Fork of Pearl Creek?

It is owned by the County Highway Agency.