US Bridges

T 85 over W Br Twelve Mile Creek

Good

Traverse County, Minnesota · 0.1 MI E of JCT TH 75 · Structure no. 97383

Built
1992
33 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
47 ft
3 main spans
Daily traffic
10
1990 count
Owner
County
County Highway Agency

About this bridge

T 85 over W Br Twelve Mile Creek is a concrete culvert carrying T 85 over W Br Twelve Mile Creek in Traverse 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 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 47 ft (14.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 85
CrossesW Br Twelve Mile Creek
Location0.1 MI E of JCT TH 75
RouteCounty Highway 85
Coordinates45.70123, -96.42442
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length47 ft (14.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (1990)
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

OwnerCounty Highway Agency
Maintained byCounty 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 85 over W Br Twelve Mile Creek built?

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

What condition is T 85 over W Br Twelve Mile Creek 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 October 2021.

How much traffic does T 85 over W Br Twelve Mile Creek carry?

About 10 vehicles per day (1990 count).

How long is T 85 over W Br Twelve Mile Creek?

The structure is 47 ft (14.2 m) long with a longest span of 12 ft (3.7 m).

Who owns T 85 over W Br Twelve Mile Creek?

It is owned by the County Highway Agency.