US Bridges

US014 over Pearl Ck Overflow

Fair

Beadle County, South Dakota · 2.6 E of Cavour · Structure no. 000000003356180

Built
1965
60 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
1,955
2024 count
Owner
State
State Highway Agency

About this bridge

US014 over Pearl Ck Overflow is a concrete continuous culvert carrying US014 over Pearl Ck Overflow in Beadle County, South Dakota. It was built in 1965, so it is 60 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 1,955 vehicles a day, roughly 20% of them trucks, projected to reach 2,923 by 2044. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 49.1 mi (79 km).

CarriesUS014
CrossesPearl Ck Overflow
Location2.6 E of Cavour
RouteU.S. Route 14
Coordinates44.36888, -97.98107
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
Channel and channel protection9 ExcellentNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating27.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,955 (2024)
Projected traffic2,923 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.1 mi (79 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 over Pearl Ck Overflow built?

It was built in 1965, making it 60 years old in 2025.

What condition is US014 over Pearl Ck Overflow 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 October 2023.

How much traffic does US014 over Pearl Ck Overflow carry?

About 1,955 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is US014 over Pearl Ck Overflow?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m).

Who owns US014 over Pearl Ck Overflow?

It is owned by the State Highway Agency.