US Bridges

Kirk RD over Whitewood Ck

Good

Lawrence County, South Dakota · 0.7E Int. Sd 14A · Structure no. 000000041144181

Built
1990
35 years old
Condition
Good
inspected July 2024
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

Kirk RD over Whitewood Ck is a steel culvert carrying Kirk RD over Whitewood Ck in Lawrence County, South Dakota. It was built in 1990, so it is 35 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 25 vehicles a day, roughly 2% of them trucks, projected to reach 25 by 2039. The structure is 24 ft (7.4 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesKirk RD
CrossesWhitewood Ck
Location0.7E Int. Sd 14A
RouteCounty Highway 0
Coordinates44.3433, -103.76569
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.4 m)
Longest span24 ft (7.4 m)
Deck width18 ft (5.5 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic25 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 RD over Whitewood Ck built?

It was built in 1990, making it 35 years old in 2025.

What condition is Kirk RD over Whitewood 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 RD over Whitewood Ck carry?

About 25 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Kirk RD over Whitewood Ck?

The structure is 24 ft (7.4 m) long with a longest span of 24 ft (7.4 m) and a deck 18 ft wide.

Who owns Kirk RD over Whitewood Ck?

It is owned by the County Highway Agency.