US Bridges

T 186 over Stream

Good

Dakota County, Minnesota · 0.4 MI N of JCT Csah 88 · Structure no. 97237

Built
1992
33 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
36 ft
3 main spans
Daily traffic
50
1996 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 186 over Stream is a concrete culvert carrying T 186 over Stream in Dakota County, Minnesota. It was built in 1992, so it is 33 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 6% of them trucks, projected to reach 50 by 2029. The structure is 36 ft (11.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 186
CrossesStream
Location0.4 MI N of JCT Csah 88
RouteCounty Highway 186
Coordinates44.52842, -92.95948
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.
Culvert8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable 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 25 or greater
Structure length36 ft (11.1 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (1996)
Projected traffic50 by 2029
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 186 over Stream built?

It was built in 1992, making it 33 years old in 2025.

What condition is T 186 over Stream 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 December 2023.

How much traffic does T 186 over Stream carry?

About 50 vehicles per day (1996 count), of which roughly 6% are trucks.

How long is T 186 over Stream?

The structure is 36 ft (11.1 m) long with a longest span of 9 ft (2.6 m).

Who owns T 186 over Stream?

It is owned by the Town or Township Highway Agency.