US Bridges

T 321 over Moran Brook

Good

Todd County, Minnesota · 0.5 MI E of JCT Csah 9 · Structure no. 77J46

Built
2001
24 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
10
2001 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 321 over Moran Brook is a concrete culvert carrying T 321 over Moran Brook in Todd County, Minnesota. It was built in 2001, so it is 24 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 10 vehicles a day, projected to reach 10 by 2029. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesT 321
CrossesMoran Brook
Location0.5 MI E of JCT Csah 9
RouteCounty Highway 321
CountyTodd County
StateMinnesota
Coordinates46.3036, -94.87089
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length27 ft (8.1 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2001)
Projected traffic10 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 321 over Moran Brook built?

It was built in 2001, making it 24 years old in 2025.

What condition is T 321 over Moran Brook 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 September 2023.

How much traffic does T 321 over Moran Brook carry?

About 10 vehicles per day (2001 count).

How long is T 321 over Moran Brook?

The structure is 27 ft (8.1 m) long with a longest span of 11 ft (3.5 m).

Who owns T 321 over Moran Brook?

It is owned by the Town or Township Highway Agency.