US Bridges

SD044 over Pine Ck

Fair

Mellette County, South Dakota · 2.3 W JCT US 83 · Structure no. 000000048227205

Built
1973
52 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
145 ft
3 main spans
Daily traffic
302
2024 count
Owner
State
State Highway Agency

About this bridge

SD044 over Pine Ck is a steel continuous stringer/multi-beam or girder carrying SD044 over Pine Ck in Mellette County, South Dakota. It was built in 1973, so it is 52 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 302 vehicles a day, roughly 16% of them trucks, projected to reach 379 by 2044. The structure is 145 ft (44.2 m) long and 39 ft wide. If it were closed, the detour would be 49.1 mi (79 km).

CarriesSD044
CrossesPine Ck
Location2.3 W JCT US 83
RouteState Highway 44
Coordinates43.57156, -100.79559
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.7 US tons
Inventory rating46 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span55 ft (16.8 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic302 (2024)
Projected traffic379 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.1 mi (79 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 Pine Ck built?

It was built in 1973, making it 52 years old in 2025.

What condition is SD044 over Pine 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 December 2023.

How much traffic does SD044 over Pine Ck carry?

About 302 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is SD044 over Pine Ck?

The structure is 145 ft (44.2 m) long with a longest span of 55 ft (16.8 m) and a deck 39 ft wide.

Who owns SD044 over Pine Ck?

It is owned by the State Highway Agency.