Csah 1 over Cedar River

Good

Mower County, Minnesota · 0.8 MI E of JCT TH 218 · Structure no. 50592

Built: 2013; 12 years old
Condition: Good; inspected June 2024
Type: Slab; Concrete Continuous
Length: 125 ft; 3 main spans
Daily traffic: 560; 2016 count
Owner: County; County Highway Agency

About this bridge

Csah 1 over Cedar River is a concrete continuous slab carrying Csah 1 over Cedar River in Mower County, Minnesota. It was built in 2013, so it is 12 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 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 560 vehicles a day, projected to reach 560 by 2039. The structure is 125 ft (38 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCsah 1

CrossesCedar River

Location0.8 MI E of JCT TH 218

RouteCounty Highway 1

CountyMower County

StateMinnesota

Coordinates43.81919, -93.00255

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.

Component	Rating	Meaning
Deck	8 Very Good	No problems noted.
Superstructure	8 Very Good	No problems noted.
Substructure	7 Good	Some minor problems.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionJune 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation7: Better than present minimum criteria

Deck geometry6: Equal to present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating91.6 US tons

Inventory rating54.9 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHL 93

Structure length125 ft (38 m)

Longest span47 ft (14.3 m)

Deck width35 ft (10.8 m)

Roadway width32 ft (9.8 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2016)

Projected traffic560 by 2039

Trucks—

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed3.7 mi (6 km)

TollOn a free road

National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency

Maintained byCounty 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 Csah 1 over Cedar River built?

It was built in 2013, making it 12 years old in 2025.

What condition is Csah 1 over Cedar 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 June 2024.

How much traffic does Csah 1 over Cedar River carry?

About 560 vehicles per day (2016 count).

How long is Csah 1 over Cedar River?

The structure is 125 ft (38 m) long with a longest span of 47 ft (14.3 m) and a deck 35 ft wide.

Who owns Csah 1 over Cedar River?

It is owned by the County Highway Agency.