US Bridges

T 432 over Moose Horn River

Fair

Carlton County, Minnesota · 0.6 MI W of JCT Csah 61 · Structure no. 95421

Built
1985
40 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
65 ft
4 main spans
Daily traffic
48
1984 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 432 over Moose Horn River is a concrete culvert carrying T 432 over Moose Horn River in Carlton County, Minnesota. It was built in 1985, so it is 40 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 48 vehicles a day, projected to reach 48 by 2029. The structure is 65 ft (19.9 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT 432
CrossesMoose Horn River
Location0.6 MI W of JCT Csah 61
RouteCounty Highway 432
Coordinates46.53392, -92.68704
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
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 spans4
Design loadHS 20
Structure length65 ft (19.9 m)
Longest span13 ft (4.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (1984)
Projected traffic48 by 2029
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

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$467.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was T 432 over Moose Horn River built?

It was built in 1985, making it 40 years old in 2025.

What condition is T 432 over Moose Horn River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does T 432 over Moose Horn River carry?

About 48 vehicles per day (1984 count).

How long is T 432 over Moose Horn River?

The structure is 65 ft (19.9 m) long with a longest span of 13 ft (4.1 m).

Who owns T 432 over Moose Horn River?

It is owned by the Town or Township Highway Agency.