US Bridges

US014 over Br Cottonwood Ck

Good

Pennington County, South Dakota · 3.8 W Jackson CO Line · Structure no. 000000052983369

Built
2021
4 years old
Condition
Good
inspected July 2021
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
999
2024 count
Owner
State
State Highway Agency

About this bridge

US014 over Br Cottonwood Ck is a concrete continuous culvert carrying US014 over Br Cottonwood Ck in Pennington County, South Dakota. It was built in 2021, so it is 4 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 999 vehicles a day, roughly 12% of them trucks, projected to reach 1,575 by 2044. The structure is 25 ft (7.5 m) long and 36 ft wide.

CarriesUS014
CrossesBr Cottonwood Ck
Location3.8 W Jackson CO Line
RouteU.S. Route 14
Coordinates43.98201, -102.09436
Functional classRural Principal Arterial - Other

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 protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2021
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 alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.5 m)
Longest span12 ft (3.7 m)
Deck width36 ft (11 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic999 (2024)
Projected traffic1,575 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 US014 over Br Cottonwood Ck built?

It was built in 2021, making it 4 years old in 2025.

What condition is US014 over Br Cottonwood 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 2021.

How much traffic does US014 over Br Cottonwood Ck carry?

About 999 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is US014 over Br Cottonwood Ck?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m) and a deck 36 ft wide.

Who owns US014 over Br Cottonwood Ck?

It is owned by the State Highway Agency.