US Bridges

US014 W over Ravine Lk

Fair

Beadle County, South Dakota · 0.5 E JCT Sd 37 · Structure no. 000000003246180

Built
1960
65 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
106 ft
3 main spans
Daily traffic
2,472
2024 count
Owner
State
State Highway Agency

About this bridge

US014 W over Ravine Lk is a concrete continuous slab carrying US014 W over Ravine Lk in Beadle County, South Dakota. It was built in 1960, so it is 65 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 5 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 2,472 vehicles a day, roughly 13% of them trucks, projected to reach 3,540 by 2044. The structure is 106 ft (32.3 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS014 W
CrossesRavine Lk
Location0.5 E JCT Sd 37
RouteU.S. Route 14
Coordinates44.37045, -98.20324
Functional classUrban Other Principal Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.7 US tons
Inventory rating36.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length106 ft (32.3 m)
Longest span38 ft (11.7 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,472 (2024)
Projected traffic3,540 by 2044
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 US014 W over Ravine Lk built?

It was built in 1960, making it 65 years old in 2025.

What condition is US014 W over Ravine Lk 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 May 2024.

How much traffic does US014 W over Ravine Lk carry?

About 2,472 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is US014 W over Ravine Lk?

The structure is 106 ft (32.3 m) long with a longest span of 38 ft (11.7 m) and a deck 34 ft wide.

Who owns US014 W over Ravine Lk?

It is owned by the State Highway Agency.