US Bridges

468th Avenue over Saddle Creek

Fair

Lincoln County, South Dakota · 9.1S & 2E of Lennox · Structure no. 000000042040201

Built
1963
62 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
115 ft
5 main spans
Daily traffic
80
2022 count
Owner
County
County Highway Agency

About this bridge

468th Avenue over Saddle Creek is a concrete continuous slab carrying 468th Avenue over Saddle Creek in Lincoln County, South Dakota. It was built in 1963, so it is 62 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 80 vehicles a day, roughly 2% of them trucks, projected to reach 80 by 2032. The structure is 115 ft (35.1 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries468th Avenue
CrossesSaddle Creek
Location9.1S & 2E of Lennox
Coordinates43.21381, -96.84571
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length115 ft (35.1 m)
Longest span25 ft (7.6 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2022)
Projected traffic80 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 468th Avenue over Saddle Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is 468th Avenue over Saddle Creek 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 468th Avenue over Saddle Creek carry?

About 80 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 468th Avenue over Saddle Creek?

The structure is 115 ft (35.1 m) long with a longest span of 25 ft (7.6 m) and a deck 29 ft wide.

Who owns 468th Avenue over Saddle Creek?

It is owned by the County Highway Agency.