US Bridges

T 141 over Watonwan River

Good

Watonwan County, Minnesota · 0.4 MI N of JCT CR 116 · Structure no. L9483

Built
1974
51 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
61 ft
3 main spans
Daily traffic
25
1985 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 141 over Watonwan River is a concrete culvert carrying T 141 over Watonwan River in Watonwan County, Minnesota. It was built in 1974, so it is 51 years old, older 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 25 vehicles a day, projected to reach 25 by 2029. The structure is 61 ft (18.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 141
CrossesWatonwan River
Location0.4 MI N of JCT CR 116
RouteCounty Highway 141
Coordinates44.02844, -94.75901
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length61 ft (18.7 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (1985)
Projected traffic25 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$410 million
NavigationNo navigation control on waterway

Frequently asked questions

When was T 141 over Watonwan River built?

It was built in 1974, making it 51 years old in 2025.

What condition is T 141 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 2023.

How much traffic does T 141 over Watonwan River carry?

About 25 vehicles per day (1985 count).

How long is T 141 over Watonwan River?

The structure is 61 ft (18.7 m) long with a longest span of 16 ft (4.9 m).

Who owns T 141 over Watonwan River?

It is owned by the Town or Township Highway Agency.