US Bridges

S Main Ave over Turtle Ck

Good

Minnehaha County, South Dakota · 0.7S Inter SD38-HARTFORD · Structure no. 000000050092158

Built
2002
23 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
30 ft
3 main spans
Daily traffic
50
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

S Main Ave over Turtle Ck is a concrete continuous culvert carrying S Main Ave over Turtle Ck in Minnehaha County, South Dakota. It was built in 2002, so it is 23 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 50 vehicles a day, roughly 3% of them trucks, projected to reach 65 by 2039. The structure is 30 ft (9 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesS Main Ave
CrossesTurtle Ck
Location0.7S Inter SD38-HARTFORD
RouteCity Street 0
Coordinates43.61947, -96.94564
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length30 ft (9 m)
Longest span9 ft (2.7 m)
Deck width40 ft (12.1 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic65 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 S Main Ave over Turtle Ck built?

It was built in 2002, making it 23 years old in 2025.

What condition is S Main Ave over Turtle Ck 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 S Main Ave over Turtle Ck carry?

About 50 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is S Main Ave over Turtle Ck?

The structure is 30 ft (9 m) long with a longest span of 9 ft (2.7 m) and a deck 40 ft wide.

Who owns S Main Ave over Turtle Ck?

It is owned by the Town or Township Highway Agency.