US Bridges

US 53 over TH 169

Good

St. Louis County, Minnesota · At the N JCT TH 53; 169 · Structure no. 69128

Built
2004
21 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
150 ft
1 main span
Daily traffic
2,800
2019 count
Owner
State
State Highway Agency

About this bridge

US 53 over TH 169 is a prestressed concrete stringer/multi-beam or girder carrying US 53 over TH 169 in St. Louis County, Minnesota. It was built in 2004, so it is 21 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 2,800 vehicles a day, roughly 13% of them trucks, projected to reach 2,800 by 2039. The structure is 150 ft (45.8 m) long and 49 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesUS 53
CrossesTH 169
LocationAt the N JCT TH 53; 169
RouteU.S. Route 53
Coordinates47.58758, -92.54269
Functional classRural Principal Arterial - Other

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.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.7 US tons
Inventory rating52.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length150 ft (45.8 m)
Longest span144 ft (44 m)
Deck width49 ft (15 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2019)
Projected traffic2,800 by 2039
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 53 over TH 169 built?

It was built in 2004, making it 21 years old in 2025.

What condition is US 53 over TH 169 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 July 2024.

How much traffic does US 53 over TH 169 carry?

About 2,800 vehicles per day (2019 count), of which roughly 13% are trucks.

How long is US 53 over TH 169?

The structure is 150 ft (45.8 m) long with a longest span of 144 ft (44 m) and a deck 49 ft wide.

Who owns US 53 over TH 169?

It is owned by the State Highway Agency.