US Bridges

City Street over Big Sioux Rv

Good

Codington County, South Dakota · 10th Ave - Watertown · Structure no. 000000015179165

Built
1990
35 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete Continuous
Length
41 ft
3 main spans
Daily traffic
3,089
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

City Street over Big Sioux Rv is a concrete continuous culvert carrying City Street over Big Sioux Rv in Codington 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 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 3,089 vehicles a day, roughly 1% of them trucks, projected to reach 3,089 by 2032. The structure is 41 ft (12.5 m) long.

CarriesCity Street
CrossesBig Sioux Rv
Location10th Ave - Watertown
RouteCity Street 0
Coordinates44.9119, -97.12861
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 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 alignment9: Superior to present desirable criteria
Operating rating47 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length41 ft (12.5 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,089 (2022)
Projected traffic3,089 by 2032
Trucks1%
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 City Street over Big Sioux Rv built?

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

What condition is City Street over Big Sioux Rv 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 City Street over Big Sioux Rv carry?

About 3,089 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is City Street over Big Sioux Rv?

The structure is 41 ft (12.5 m) long with a longest span of 13 ft (4 m).

Who owns City Street over Big Sioux Rv?

It is owned by the City or Municipal Highway Agency.