US Bridges

478th Avenue over Trib. to E Brule Creek

Good

Lincoln County, South Dakota · 6E & 0.9N of Beresford · Structure no. 000000042140281

Built
1990
35 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
75
2022 count
Owner
County
County Highway Agency

About this bridge

478th Avenue over Trib. to E Brule Creek is a concrete continuous culvert carrying 478th Avenue over Trib. to E Brule Creek in Lincoln County, South Dakota. It was built in 1990, so it is 35 years old, younger than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 75 vehicles a day, roughly 2% of them trucks, projected to reach 75 by 2032. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries478th Avenue
CrossesTrib. to E Brule Creek
Location6E & 0.9N of Beresford
Coordinates43.09703, -96.64799
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.7 US tons
Inventory rating41.4 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2022)
Projected traffic75 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 478th Avenue over Trib. to E Brule Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is 478th Avenue over Trib. to E Brule Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does 478th Avenue over Trib. to E Brule Creek carry?

About 75 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 478th Avenue over Trib. to E Brule Creek?

The structure is 25 ft (7.6 m) long with a longest span of 11 ft (3.5 m).

Who owns 478th Avenue over Trib. to E Brule Creek?

It is owned by the County Highway Agency.