US Bridges

T 15 over Ditch

Fair

Chippewa County, Minnesota · 1.1 MI E of JCT Csah 4 · Structure no. 12J08

Built
1998
27 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
24
1973 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 15 over Ditch is a concrete culvert carrying T 15 over Ditch in Chippewa County, Minnesota. It was built in 1998, so it is 27 years old, younger 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 24 vehicles a day, projected to reach 24 by 2029. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 15
CrossesDitch
Location1.1 MI E of JCT Csah 4
RouteCounty Highway 15
Coordinates45.12313, -95.44707
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal 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 length28 ft (8.5 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (1973)
Projected traffic24 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 15 over Ditch built?

It was built in 1998, making it 27 years old in 2025.

What condition is T 15 over Ditch 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 August 2023.

How much traffic does T 15 over Ditch carry?

About 24 vehicles per day (1973 count).

How long is T 15 over Ditch?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.8 m).

Who owns T 15 over Ditch?

It is owned by the Town or Township Highway Agency.