US Bridges

476th Avenue over Trib. to W Brule Creek

PoorPosted for load

Lincoln County, South Dakota · 4E & 0.7N of Beresford · Structure no. 000000042120283

Built
1940
85 years old
Condition
Poor
inspected May 2023
Type
Slab
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
137
2022 count
Owner
County
County Highway Agency

About this bridge

476th Avenue over Trib. to W Brule Creek is a concrete continuous slab carrying 476th Avenue over Trib. to W Brule Creek in Lincoln County, South Dakota. It was built in 1940, so it is 85 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 137 vehicles a day, roughly 3% of them trucks, projected to reach 253 by 2032. The structure is 32 ft (9.7 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries476th Avenue
CrossesTrib. to W Brule Creek
Location4E & 0.7N of Beresford
RouteCounty Highway 0
Coordinates43.09404, -96.68732
Functional classRural Minor Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating16.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span15 ft (4.5 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2022)
Projected traffic253 by 2032
Trucks3%
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$587,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 476th Avenue over Trib. to W Brule Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is 476th Avenue over Trib. to W Brule 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 May 2023.

How much traffic does 476th Avenue over Trib. to W Brule Creek carry?

About 137 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 476th Avenue over Trib. to W Brule Creek?

The structure is 32 ft (9.7 m) long with a longest span of 15 ft (4.5 m) and a deck 30 ft wide.

Who owns 476th Avenue over Trib. to W Brule Creek?

It is owned by the County Highway Agency.