US Bridges

US212 over Crow Timber Ck

Fair

Deuel County, South Dakota · 1.6 W Minnesota Line · Structure no. 000000020194030

Built
1971
54 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
1,328
2024 count
Owner
State
State Highway Agency

About this bridge

US212 over Crow Timber Ck is a concrete continuous slab carrying US212 over Crow Timber Ck in Deuel County, South Dakota. It was built in 1971, so it is 54 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 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 1,328 vehicles a day, roughly 37% of them trucks, projected to reach 1,803 by 2044. The structure is 87 ft (26.4 m) long and 47 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

CarriesUS212
CrossesCrow Timber Ck
Location1.6 W Minnesota Line
RouteU.S. Route 212
Coordinates44.93345, -96.48732
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating40.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length87 ft (26.4 m)
Longest span31 ft (9.6 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,328 (2024)
Projected traffic1,803 by 2044
Trucks37%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 km)
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 US212 over Crow Timber Ck built?

It was built in 1971, making it 54 years old in 2025.

What condition is US212 over Crow Timber 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 November 2024.

How much traffic does US212 over Crow Timber Ck carry?

About 1,328 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is US212 over Crow Timber Ck?

The structure is 87 ft (26.4 m) long with a longest span of 31 ft (9.6 m) and a deck 47 ft wide.

Who owns US212 over Crow Timber Ck?

It is owned by the State Highway Agency.