US Bridges

188 ST over Wolf Ck

Good

Hand County, South Dakota · 10N 3.7E ST Lawrence · Structure no. 000000030227160

Built
1974
51 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
67
2022 count
Owner
County
County Highway Agency

About this bridge

188 ST over Wolf Ck is a prestressed concrete stringer/multi-beam or girder carrying 188 ST over Wolf Ck in Hand County, South Dakota. It was built in 1974, so it is 51 years old, older 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 67 vehicles a day, roughly 3% of them trucks, projected to reach 67 by 2032. The structure is 41 ft (12.5 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries188 ST
CrossesWolf Ck
Location10N 3.7E ST Lawrence
RouteCounty Highway 0
Coordinates44.66378, -98.85233
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span40 ft (12.2 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67 (2022)
Projected traffic67 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 188 ST over Wolf Ck built?

It was built in 1974, making it 51 years old in 2025.

What condition is 188 ST over Wolf 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 August 2023.

How much traffic does 188 ST over Wolf Ck carry?

About 67 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 188 ST over Wolf Ck?

The structure is 41 ft (12.5 m) long with a longest span of 40 ft (12.2 m) and a deck 32 ft wide.

Who owns 188 ST over Wolf Ck?

It is owned by the County Highway Agency.