US Bridges

20th Ave S Bypass over Pelican Lake Channel

Good

Codington County, South Dakota · 0.2E & 0.3S of JCT 20/212 · Structure no. 000000015179183

Built
2012
13 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete Continuous
Length
53 ft
4 main spans
Daily traffic
100
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

20th Ave S Bypass over Pelican Lake Channel is a concrete continuous culvert carrying 20th Ave S Bypass over Pelican Lake Channel in Codington County, South Dakota. It was built in 2012, so it is 13 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 100 vehicles a day, roughly 13% of them trucks, projected to reach 8,300 by 2032. The structure is 53 ft (16.2 m) long.

Carries20th Ave S Bypass
CrossesPelican Lake Channel
Location0.2E & 0.3S of JCT 20/212
RouteCity Street 0
Coordinates44.88561, -97.12794
Functional classUrban 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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.2 US tons
Inventory rating58.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans4
Design loadHL 93
Structure length53 ft (16.2 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic8,300 by 2032
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 20th Ave S Bypass over Pelican Lake Channel built?

It was built in 2012, making it 13 years old in 2025.

What condition is 20th Ave S Bypass over Pelican Lake 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 20th Ave S Bypass over Pelican Lake Channel carry?

About 100 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is 20th Ave S Bypass over Pelican Lake Channel?

The structure is 53 ft (16.2 m) long with a longest span of 13 ft (3.9 m).

Who owns 20th Ave S Bypass over Pelican Lake Channel?

It is owned by the City or Municipal Highway Agency.