US Bridges

SD224 over Dry Run Ck

Fair

Sanborn County, South Dakota · 0.7 E Jerauld CO Line · Structure no. 000000056007010

Built
1962
63 years old
Condition
Fair
inspected September 2022
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,118
2024 count
Owner
State
State Highway Agency

About this bridge

SD224 over Dry Run Ck is a concrete continuous culvert carrying SD224 over Dry Run Ck in Sanborn County, South Dakota. It was built in 1962, so it is 63 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 1,118 vehicles a day, roughly 8% of them trucks, projected to reach 1,531 by 2044. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 18 mi (29 km).

CarriesSD224
CrossesDry Run Ck
Location0.7 E Jerauld CO Line
RouteState Highway 224
Coordinates44.18459, -98.31818
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2022
Inspection intervalevery 48 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 rating99 US tons
Inventory rating59.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,118 (2024)
Projected traffic1,531 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$14,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SD224 over Dry Run Ck built?

It was built in 1962, making it 63 years old in 2025.

What condition is SD224 over Dry Run 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 September 2022.

How much traffic does SD224 over Dry Run Ck carry?

About 1,118 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is SD224 over Dry Run Ck?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns SD224 over Dry Run Ck?

It is owned by the State Highway Agency.