US Bridges

T 246 over Estes Brook

Fair

Mille Lacs County, Minnesota · 0.4 MI S of JCT Csah 12 · Structure no. L9958

Built
1980
45 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
54 ft
3 main spans
Daily traffic
58
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 246 over Estes Brook is a concrete culvert carrying T 246 over Estes Brook in Mille Lacs County, Minnesota. It was built in 1980, so it is 45 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 58 vehicles a day, projected to reach 58 by 2029. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesT 246
CrossesEstes Brook
Location0.4 MI S of JCT Csah 12
RouteCounty Highway 246
CountyMille Lacs County
StateMinnesota
Coordinates45.65799, -93.65629
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
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 spans3
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span14 ft (4.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58 (1986)
Projected traffic58 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 246 over Estes Brook built?

It was built in 1980, making it 45 years old in 2025.

What condition is T 246 over Estes Brook 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 July 2023.

How much traffic does T 246 over Estes Brook carry?

About 58 vehicles per day (1986 count).

How long is T 246 over Estes Brook?

The structure is 54 ft (16.5 m) long with a longest span of 14 ft (4.4 m).

Who owns T 246 over Estes Brook?

It is owned by the Town or Township Highway Agency.