US Bridges

SD040 over Battle Ck

Fair

Pennington County, South Dakota · 1.0 E JCT US 16A · Structure no. 000000052322427

Built
1974
51 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
1,123
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 1,123 vehicles a day, roughly 4% of them trucks, projected to reach 1,771 by 2044. The structure is 105 ft (31.9 m) long and 35 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSD040
CrossesBattle Ck
Location1.0 E JCT US 16A
RouteState Highway 40
Coordinates43.90114, -103.41411
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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating99 US tons
Inventory rating71.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (31.9 m)
Longest span42 ft (12.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,123 (2024)
Projected traffic1,771 by 2044
Trucks4%
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$96,000
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 April 2023.

How much traffic does SD040 over Battle Ck carry?

About 1,123 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SD040 over Battle Ck?

The structure is 105 ft (31.9 m) long with a longest span of 42 ft (12.8 m) and a deck 35 ft wide.

Who owns SD040 over Battle Ck?

It is owned by the State Highway Agency.