US Bridges

T 373 over Platte River

Good

Morrison County, Minnesota · 0.9 MI W of JCT CR 265 · Structure no. 96968

Built
1991
34 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
53 ft
3 main spans
Daily traffic
33
1990 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 373 over Platte River is a concrete culvert carrying T 373 over Platte River in Morrison County, Minnesota. It was built in 1991, so it is 34 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 33 vehicles a day, projected to reach 33 by 2029. The structure is 53 ft (16.2 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesT 373
CrossesPlatte River
Location0.9 MI W of JCT CR 265
RouteCounty Highway 373
Coordinates46.04186, -94.1437
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 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (1990)
Projected traffic33 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 373 over Platte River built?

It was built in 1991, making it 34 years old in 2025.

What condition is T 373 over Platte 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 2021.

How much traffic does T 373 over Platte River carry?

About 33 vehicles per day (1990 count).

How long is T 373 over Platte River?

The structure is 53 ft (16.2 m) long with a longest span of 14 ft (4.2 m).

Who owns T 373 over Platte River?

It is owned by the Town or Township Highway Agency.