US Bridges

SD044 over Sand Ck

Fair

Tripp County, South Dakota · 1.6 E JCT US 18 · Structure no. 000000062215274

Built
1969
56 years old
Condition
Fair
inspected September 2022
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
1,172
2024 count
Owner
State
State Highway Agency

About this bridge

SD044 over Sand Ck is a concrete continuous slab carrying SD044 over Sand Ck in Tripp County, South Dakota. It was built in 1969, so it is 56 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 1,172 vehicles a day, roughly 12% of them trucks, projected to reach 1,590 by 2044. The structure is 100 ft (30.4 m) long and 43 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesSD044
CrossesSand Ck
Location1.6 E JCT US 18
RouteState Highway 44
Coordinates43.38031, -99.81922
Functional classRural Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating38.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.4 m)
Longest span35 ft (10.8 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,172 (2024)
Projected traffic1,590 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SD044 over Sand Ck built?

It was built in 1969, making it 56 years old in 2025.

What condition is SD044 over Sand 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 SD044 over Sand Ck carry?

About 1,172 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is SD044 over Sand Ck?

The structure is 100 ft (30.4 m) long with a longest span of 35 ft (10.8 m) and a deck 43 ft wide.

Who owns SD044 over Sand Ck?

It is owned by the State Highway Agency.