US Bridges

Csah 2 over Watonwan River

Good

Cottonwood County, Minnesota · 0.1 MI N of JCT Csah 3 · Structure no. 17529

Built
2000
25 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
585
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 2 over Watonwan River is a prestressed concrete stringer/multi-beam or girder carrying Csah 2 over Watonwan River in Cottonwood County, Minnesota. It was built in 2000, so it is 25 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 585 vehicles a day, projected to reach 520 by 2041. The structure is 84 ft (25.6 m) long and 43 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCsah 2
CrossesWatonwan River
Location0.1 MI N of JCT Csah 3
RouteCounty Highway 2
Coordinates43.99254, -95.05936
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating43.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length84 ft (25.6 m)
Longest span82 ft (25.1 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic585 (2021)
Projected traffic520 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 2 over Watonwan River built?

It was built in 2000, making it 25 years old in 2025.

What condition is Csah 2 over Watonwan 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 October 2024.

How much traffic does Csah 2 over Watonwan River carry?

About 585 vehicles per day (2021 count).

How long is Csah 2 over Watonwan River?

The structure is 84 ft (25.6 m) long with a longest span of 82 ft (25.1 m) and a deck 43 ft wide.

Who owns Csah 2 over Watonwan River?

It is owned by the County Highway Agency.