US Bridges

IRR SD044 over Craven Ck

Good

Jackson County, South Dakota · 0.8 S of Wanblee · Structure no. 000000036240301

Built
1995
30 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
510
2024 count
Owner
State
State Highway Agency

About this bridge

IRR SD044 over Craven Ck is a concrete continuous culvert carrying IRR SD044 over Craven Ck in Jackson County, South Dakota. It was built in 1995, so it is 30 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 510 vehicles a day, roughly 6% of them trucks, projected to reach 735 by 2044. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 13 mi (21 km).

CarriesIRR SD044
CrossesCraven Ck
Location0.8 S of Wanblee
RouteState Highway 44
Coordinates43.56129, -101.66172
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.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating91.7 US tons
Inventory rating54.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.5 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 traffic510 (2024)
Projected traffic735 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 SD044 over Craven Ck built?

It was built in 1995, making it 30 years old in 2025.

What condition is IRR SD044 over Craven 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 November 2023.

How much traffic does IRR SD044 over Craven Ck carry?

About 510 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is IRR SD044 over Craven Ck?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns IRR SD044 over Craven Ck?

It is owned by the State Highway Agency.