US Bridges

SD045 over Ck

Poor

Hand County, South Dakota · 8.7 S JCT US 14 E · Structure no. 000000030160345

Built
1928
97 years old, rebuilt 1949
Condition
Poor
inspected April 2024
Type
Culvert
Concrete Continuous
Length
20 ft
2 main spans
Daily traffic
538
2024 count
Owner
State
State Highway Agency

About this bridge

SD045 over Ck is a concrete continuous culvert carrying SD045 over Ck in Hand County, South Dakota. It was built in 1928 and reconstructed in 1949, so it is 97 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 538 vehicles a day, roughly 29% of them trucks, projected to reach 716 by 2044. The structure is 20 ft (6.2 m) long.

CarriesSD045
CrossesCk
Location8.7 S JCT US 14 E
RouteState Highway 45
Coordinates44.39281, -98.98345
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length20 ft (6.2 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic538 (2024)
Projected traffic716 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$12,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SD045 over Ck built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1949.

What condition is SD045 over Ck in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does SD045 over Ck carry?

About 538 vehicles per day (2024 count), of which roughly 29% are trucks.

How long is SD045 over Ck?

The structure is 20 ft (6.2 m) long with a longest span of 10 ft (3 m).

Who owns SD045 over Ck?

It is owned by the State Highway Agency.