US Bridges

SD079 over Battle Ck

Good

Custer County, South Dakota · 1.6 S Pennington CO Line · Structure no. 000000017430024

Built
1997
28 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete Continuous
Length
159 ft
4 main spans
Daily traffic
6,610
2024 count
Owner
State
State Highway Agency

About this bridge

SD079 over Battle Ck is a concrete continuous slab carrying SD079 over Battle Ck in Custer County, South Dakota. It was built in 1997, so it is 28 years old, younger 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 6,610 vehicles a day, roughly 14% of them trucks, projected to reach 10,781 by 2044. The structure is 159 ft (48.6 m) long and 87 ft wide. If it were closed, the detour would be 42.9 mi (69 km).

CarriesSD079
CrossesBattle Ck
Location1.6 S Pennington CO Line
RouteState Highway 79
Coordinates43.83415, -103.19945
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating80.8 US tons
Inventory rating48.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length159 ft (48.6 m)
Longest span43 ft (13 m)
Deck width87 ft (26.4 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,610 (2024)
Projected traffic10,781 by 2044
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.9 mi (69 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 SD079 over Battle Ck built?

It was built in 1997, making it 28 years old in 2025.

What condition is SD079 over Battle 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 March 2024.

How much traffic does SD079 over Battle Ck carry?

About 6,610 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is SD079 over Battle Ck?

The structure is 159 ft (48.6 m) long with a longest span of 43 ft (13 m) and a deck 87 ft wide.

Who owns SD079 over Battle Ck?

It is owned by the State Highway Agency.