US Bridges

SD044 over Rapid Ck

Fair

Pennington County, South Dakota · 1.1 E JCT US 16 · Structure no. 000000052424301

Built
1952
73 years old, rebuilt 1994
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
188 ft
4 main spans
Daily traffic
17,569
2024 count
Owner
State
State Highway Agency

About this bridge

SD044 over Rapid Ck is a concrete continuous slab carrying SD044 over Rapid Ck in Pennington County, South Dakota. It was built in 1952 and reconstructed in 1994, so it is 73 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 17,569 vehicles a day, roughly 3% of them trucks, projected to reach 24,157 by 2044. The structure is 188 ft (57.3 m) long and 78 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSD044
CrossesRapid Ck
Location1.1 E JCT US 16
RouteState Highway 44
Coordinates44.08142, -103.20707
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.1 US tons
Inventory rating58.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length188 ft (57.3 m)
Longest span50 ft (15.2 m)
Deck width78 ft (23.9 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,569 (2024)
Projected traffic24,157 by 2044
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 SD044 over Rapid Ck built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1994.

What condition is SD044 over Rapid 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 March 2023.

How much traffic does SD044 over Rapid Ck carry?

About 17,569 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SD044 over Rapid Ck?

The structure is 188 ft (57.3 m) long with a longest span of 50 ft (15.2 m) and a deck 78 ft wide.

Who owns SD044 over Rapid Ck?

It is owned by the State Highway Agency.