US Bridges

SD044 over Bull Ck

Good

Gregory County, South Dakota · 1.4 E Tripp CO Line · Structure no. 000000027015080

Built
1971
54 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
106 ft
3 main spans
Daily traffic
540
2024 count
Owner
State
State Highway Agency

About this bridge

SD044 over Bull Ck is a concrete continuous slab carrying SD044 over Bull Ck in Gregory County, South Dakota. It was built in 1971, so it is 54 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 540 vehicles a day, roughly 19% of them trucks, projected to reach 733 by 2044. The structure is 106 ft (32.3 m) long and 43 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesSD044
CrossesBull Ck
Location1.4 E Tripp CO Line
RouteState Highway 44
Coordinates43.38592, -99.50514
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating70.5 US tons
Inventory rating42.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span38 ft (11.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2024)
Projected traffic733 by 2044
Trucks19%
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$106,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SD044 over Bull Ck built?

It was built in 1971, making it 54 years old in 2025.

What condition is SD044 over Bull Ck in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does SD044 over Bull Ck carry?

About 540 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is SD044 over Bull Ck?

The structure is 106 ft (32.3 m) long with a longest span of 38 ft (11.5 m) and a deck 43 ft wide.

Who owns SD044 over Bull Ck?

It is owned by the State Highway Agency.