US Bridges

SD040 over Battle Ck

Fair

Pennington County, South Dakota · 2.6 E JCT US 16A · Structure no. 000000052337433

Built
1974
51 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
165 ft
4 main spans
Daily traffic
1,007
2024 count
Owner
State
State Highway Agency

About this bridge

SD040 over Battle Ck is a concrete continuous slab carrying SD040 over Battle Ck in Pennington County, South Dakota. It was built in 1974, so it is 51 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 1,007 vehicles a day, roughly 5% of them trucks, projected to reach 1,588 by 2044. The structure is 165 ft (50.3 m) long and 36 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSD040
CrossesBattle Ck
Location2.6 E JCT US 16A
RouteState Highway 40
Coordinates43.892, -103.38569
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating95.6 US tons
Inventory rating57.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span45 ft (13.8 m)
Deck width36 ft (10.9 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,007 (2024)
Projected traffic1,588 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 SD040 over Battle Ck built?

It was built in 1974, making it 51 years old in 2025.

What condition is SD040 over Battle 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 May 2024.

How much traffic does SD040 over Battle Ck carry?

About 1,007 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SD040 over Battle Ck?

The structure is 165 ft (50.3 m) long with a longest span of 45 ft (13.8 m) and a deck 36 ft wide.

Who owns SD040 over Battle Ck?

It is owned by the State Highway Agency.