US Bridges

T 166 over Stream

Good

Redwood County, Minnesota · 0.9 MI N of JCT CR 57 · Structure no. 64561

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
49 ft
1 main span
Daily traffic
23
1998 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 166 over Stream is a concrete slab carrying T 166 over Stream in Redwood County, Minnesota. It was built in 2000, so it is 25 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 23 vehicles a day, projected to reach 23 by 2029. The structure is 49 ft (15 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 166
CrossesStream
Location0.9 MI N of JCT CR 57
RouteCounty Highway 166
Coordinates44.29576, -95.49277
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.3 US tons
Inventory rating51.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length49 ft (15 m)
Longest span44 ft (13.4 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23 (1998)
Projected traffic23 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 166 over Stream built?

It was built in 2000, making it 25 years old in 2025.

What condition is T 166 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 September 2023.

How much traffic does T 166 over Stream carry?

About 23 vehicles per day (1998 count).

How long is T 166 over Stream?

The structure is 49 ft (15 m) long with a longest span of 44 ft (13.4 m) and a deck 31 ft wide.

Who owns T 166 over Stream?

It is owned by the Town or Township Highway Agency.