US Bridges

Csah 23 over Shell River

Good

Wadena County, Minnesota · 0.8 MI N of JCT Csah 18 · Structure no. 80541

Built
2024
1 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
154 ft
3 main spans
Daily traffic
780
2023 count
Owner
County
County Highway Agency

About this bridge

Csah 23 over Shell River is a concrete continuous slab carrying Csah 23 over Shell River in Wadena County, Minnesota. It was built in 2024, so it is 1 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 780 vehicles a day, projected to reach 858 by 2043. The structure is 154 ft (46.8 m) long and 39 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCsah 23
CrossesShell River
Location0.8 MI N of JCT Csah 18
RouteCounty Highway 23
Coordinates46.78725, -95.0176
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.8 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length154 ft (46.8 m)
Longest span59 ft (18 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2023)
Projected traffic858 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 23 over Shell River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Csah 23 over Shell River 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 August 2024.

How much traffic does Csah 23 over Shell River carry?

About 780 vehicles per day (2023 count).

How long is Csah 23 over Shell River?

The structure is 154 ft (46.8 m) long with a longest span of 59 ft (18 m) and a deck 39 ft wide.

Who owns Csah 23 over Shell River?

It is owned by the County Highway Agency.