US Bridges

IRR SD010 over Ck

Good

Roberts County, South Dakota · 1.6 W of Sisseton · Structure no. 000000055070190

Built
1997
28 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
24 ft
2 main spans
Daily traffic
2,444
2024 count
Owner
State
State Highway Agency

About this bridge

IRR SD010 over Ck is a concrete continuous culvert carrying IRR SD010 over Ck in Roberts County, South Dakota. It was built in 1997, so it is 28 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 2,444 vehicles a day, roughly 6% of them trucks, projected to reach 4,771 by 2044. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 21.7 mi (35 km).

CarriesIRR SD010
CrossesCk
Location1.6 W of Sisseton
RouteState Highway 10
Coordinates45.66013, -97.08237
Functional classRural Minor Arterial

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 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,444 (2024)
Projected traffic4,771 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 IRR SD010 over Ck built?

It was built in 1997, making it 28 years old in 2025.

What condition is IRR SD010 over Ck 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 IRR SD010 over Ck carry?

About 2,444 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is IRR SD010 over Ck?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.4 m).

Who owns IRR SD010 over Ck?

It is owned by the State Highway Agency.