US Bridges

US 53 over Rainy River

PoorClosed to traffic

Koochiching County, Minnesota · 0.3 MI N of JCT TH 11 · Structure no. 90249

Built
1912
113 years old
Condition
Poor
inspected September 2022
Type
Truss - Thru
Steel
Length
941 ft
1 main span
Daily traffic
703
2022 count
Owner
Private
Private (other than railroad)

About this bridge

US 53 over Rainy River is a steel truss - thru carrying US 53 over Rainy River in Koochiching County, Minnesota. It was built in 1912, so it is 113 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 703 vehicles a day, roughly 3% of them trucks, projected to reach 1,750 by 2042. The structure is 941 ft (286.8 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesUS 53
CrossesRainy River
Location0.3 MI N of JCT TH 11
RouteU.S. Route 53
Coordinates48.60709, -93.40213
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+11 approach)
Design loadH 15
Structure length941 ft (286.8 m)
Longest span184 ft (56.1 m)
Deck width34 ft (10.4 m)
Roadway width12 ft (3.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic703 (2022)
Projected traffic1,750 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollToll bridge
National Highway SystemYes

Ownership and planned work

OwnerPrivate (other than railroad)
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1,000 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 53 over Rainy River built?

It was built in 1912, making it 113 years old in 2025.

What condition is US 53 over Rainy River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2022.

How much traffic does US 53 over Rainy River carry?

About 703 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is US 53 over Rainy River?

The structure is 941 ft (286.8 m) long with a longest span of 184 ft (56.1 m) and a deck 34 ft wide.

Who owns US 53 over Rainy River?

It is owned by the Private (other than railroad).