US Bridges

376th Avenue over Creek

PoorPosted for load

Spink County, South Dakota · 4.0W 0.4S Athol · Structure no. 000000058020164

Built
1930
95 years old, rebuilt 1960
Condition
Poor
inspected September 2024
Type
Truss - Thru
Steel
Length
81 ft
1 main span
Daily traffic
55
2022 count
Owner
County
County Highway Agency

About this bridge

376th Avenue over Creek is a steel truss - thru carrying 376th Avenue over Creek in Spink County, South Dakota. It was built in 1930 and reconstructed in 1960, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 55 vehicles a day, roughly 2% of them trucks, projected to reach 55 by 2032. The structure is 81 ft (24.7 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries376th Avenue
CrossesCreek
Location4.0W 0.4S Athol
RouteCounty Highway 0
Coordinates45.00838, -98.67635
Functional classRural Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating18 US tons
Inventory rating13.4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length81 ft (24.7 m)
Longest span80 ft (24.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2022)
Projected traffic55 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 376th Avenue over Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1960.

What condition is 376th Avenue over Creek 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 September 2024.

How much traffic does 376th Avenue over Creek carry?

About 55 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 376th Avenue over Creek?

The structure is 81 ft (24.7 m) long with a longest span of 80 ft (24.4 m) and a deck 24 ft wide.

Who owns 376th Avenue over Creek?

It is owned by the County Highway Agency.