US Bridges

476th Avenue over Beaver Creek

Good

Lincoln County, South Dakota · 0.3N & 4E of Worthing · Structure no. 000000042120117

Built
1998
27 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
65
2022 count
Owner
County
County Highway Agency

About this bridge

476th Avenue over Beaver Creek is a concrete continuous culvert carrying 476th Avenue over Beaver Creek in Lincoln County, South Dakota. It was built in 1998, so it is 27 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 65 vehicles a day, roughly 2% of them trucks, projected to reach 65 by 2032. The structure is 36 ft (11.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries476th Avenue
CrossesBeaver Creek
Location0.3N & 4E of Worthing
RouteCounty Highway 0
Coordinates43.3351, -96.68762
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating65.9 US tons
Inventory rating50.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length36 ft (11.1 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2022)
Projected traffic65 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 476th Avenue over Beaver Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is 476th Avenue over Beaver 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 June 2024.

How much traffic does 476th Avenue over Beaver Creek carry?

About 65 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 476th Avenue over Beaver Creek?

The structure is 36 ft (11.1 m) long with a longest span of 12 ft (3.6 m).

Who owns 476th Avenue over Beaver Creek?

It is owned by the County Highway Agency.