US Bridges

Western Avenue over Drainage Channel

Good

Lincoln County, South Dakota · 1.9S of 69th Street · Structure no. 000000042090029

Built
2023
2 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
48 ft
4 main spans
Daily traffic
4,800
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Western Avenue over Drainage Channel is a concrete culvert carrying Western Avenue over Drainage Channel in Lincoln County, South Dakota. It was built in 2023, so it is 2 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 4,800 vehicles a day, roughly 6% of them trucks, projected to reach 7,900 by 2041. The structure is 48 ft (14.5 m) long and 52 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWestern Avenue
CrossesDrainage Channel
Location1.9S of 69th Street
RouteCity Street 0
Coordinates43.46276, -96.74737
Functional classUrban Minor Arterial

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating43.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length48 ft (14.5 m)
Longest span11 ft (3.4 m)
Deck width52 ft (15.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2022)
Projected traffic7,900 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Western Avenue over Drainage Channel built?

It was built in 2023, making it 2 years old in 2025.

What condition is Western Avenue over Drainage Channel 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 September 2024.

How much traffic does Western Avenue over Drainage Channel carry?

About 4,800 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Western Avenue over Drainage Channel?

The structure is 48 ft (14.5 m) long with a longest span of 11 ft (3.4 m) and a deck 52 ft wide.

Who owns Western Avenue over Drainage Channel?

It is owned by the City or Municipal Highway Agency.