US Bridges

Kirk Road over Ck

Good

Lawrence County, South Dakota · 1.0E 0.5S Lead · Structure no. 000000041147182

Built
1992
33 years old
Condition
Good
inspected July 2024
Type
Frame
Concrete
Length
49 ft
1 main span
Daily traffic
69
2022 count
Owner
County
County Highway Agency

About this bridge

Kirk Road over Ck is a concrete frame carrying Kirk Road over Ck in Lawrence County, South Dakota. It was built in 1992, so it is 33 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 69 vehicles a day, roughly 2% of them trucks, projected to reach 69 by 2032. The structure is 49 ft (15 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesKirk Road
CrossesCk
Location1.0E 0.5S Lead
RouteCounty Highway 0
Coordinates44.34277, -103.75469
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating69.4 US tons
Inventory rating41.6 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length49 ft (15 m)
Longest span47 ft (14.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69 (2022)
Projected traffic69 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 Kirk Road over Ck built?

It was built in 1992, making it 33 years old in 2025.

What condition is Kirk Road 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 Kirk Road over Ck carry?

About 69 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Kirk Road over Ck?

The structure is 49 ft (15 m) long with a longest span of 47 ft (14.4 m) and a deck 31 ft wide.

Who owns Kirk Road over Ck?

It is owned by the County Highway Agency.