US Bridges

T 175 over Ltvs Mining CO

Good

Lake County, Minnesota · 6.5 MI SW JCT US 1 · Structure no. 38531

Built
2007
18 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
164 ft
3 main spans
Daily traffic
10
2007 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 175 over Ltvs Mining CO is a prestressed concrete stringer/multi-beam or girder carrying T 175 over Ltvs Mining CO in Lake County, Minnesota. It was built in 2007, so it is 18 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 164 ft (49.9 m) long and 35 ft wide. If it were closed, the detour would be 52.8 mi (85 km).

CarriesT 175
CrossesLtvs Mining CO
Location6.5 MI SW JCT US 1
RouteCounty Highway 175
Coordinates47.51854, -91.50857
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.2 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length164 ft (49.9 m)
Longest span53 ft (16.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2007)
Projected traffic10 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed52.8 mi (85 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was T 175 over Ltvs Mining CO built?

It was built in 2007, making it 18 years old in 2025.

What condition is T 175 over Ltvs Mining CO 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 June 2023.

How much traffic does T 175 over Ltvs Mining CO carry?

About 10 vehicles per day (2007 count).

How long is T 175 over Ltvs Mining CO?

The structure is 164 ft (49.9 m) long with a longest span of 53 ft (16.1 m) and a deck 35 ft wide.

Who owns T 175 over Ltvs Mining CO?

It is owned by the Town or Township Highway Agency.