US Bridges

T 41 over Cottonwood River

Good

Lyon County, Minnesota · 0.6 MI W of JCT Csah 11 · Structure no. 42545

Built
1995
30 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
89 ft
3 main spans
Daily traffic
33
1995 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 41 over Cottonwood River is a concrete continuous slab carrying T 41 over Cottonwood River in Lyon County, Minnesota. It was built in 1995, so it is 30 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 33 vehicles a day, projected to reach 33 by 2029. The structure is 89 ft (27 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 41
CrossesCottonwood River
Location0.6 MI W of JCT Csah 11
RouteCounty Highway 41
Coordinates44.34113, -95.62616
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionOctober 2023
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 rating70.7 US tons
Inventory rating41.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length89 ft (27 m)
Longest span36 ft (11 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (1995)
Projected traffic33 by 2029
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

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 T 41 over Cottonwood River built?

It was built in 1995, making it 30 years old in 2025.

What condition is T 41 over Cottonwood 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 2023.

How much traffic does T 41 over Cottonwood River carry?

About 33 vehicles per day (1995 count).

How long is T 41 over Cottonwood River?

The structure is 89 ft (27 m) long with a longest span of 36 ft (11 m) and a deck 31 ft wide.

Who owns T 41 over Cottonwood River?

It is owned by the Town or Township Highway Agency.