US Bridges

SD038 over Wolf Ck

Fair

Hanson County, South Dakota · 0.6 W Mccook CO Line · Structure no. 000000031176100

Built
1995
30 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
921
2024 count
Owner
State
State Highway Agency

About this bridge

SD038 over Wolf Ck is a concrete continuous slab carrying SD038 over Wolf Ck in Hanson 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 921 vehicles a day, roughly 29% of them trucks, projected to reach 1,420 by 2044. The structure is 103 ft (31.3 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSD038
CrossesWolf Ck
Location0.6 W Mccook CO Line
RouteState Highway 38
Coordinates43.70255, -97.61455
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.5 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length103 ft (31.3 m)
Longest span36 ft (11.1 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic921 (2024)
Projected traffic1,420 by 2044
Trucks29%
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

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 SD038 over Wolf Ck built?

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

What condition is SD038 over Wolf Ck in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does SD038 over Wolf Ck carry?

About 921 vehicles per day (2024 count), of which roughly 29% are trucks.

How long is SD038 over Wolf Ck?

The structure is 103 ft (31.3 m) long with a longest span of 36 ft (11.1 m) and a deck 39 ft wide.

Who owns SD038 over Wolf Ck?

It is owned by the State Highway Agency.