US Bridges

US 169 over W Br Rum River

Fair

Mille Lacs County, Minnesota · 0.4 MI N of JCT TH 95 · Structure no. 48011

Built
1978
47 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
189 ft
3 main spans
Daily traffic
9,650
2018 count
Owner
State
State Highway Agency

About this bridge

US 169 over W Br Rum River is a steel continuous stringer/multi-beam or girder carrying US 169 over W Br Rum River in Mille Lacs County, Minnesota. It was built in 1978, so it is 47 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 9,650 vehicles a day, roughly 4% of them trucks, projected to reach 9,150 by 2038. The structure is 189 ft (57.6 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 169
CrossesW Br Rum River
Location0.4 MI N of JCT TH 95
RouteU.S. Route 169
Coordinates45.58341, -93.60043
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.5 US tons
Inventory rating47 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span77 ft (23.5 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,650 (2018)
Projected traffic9,150 by 2038
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 169 over W Br Rum River built?

It was built in 1978, making it 47 years old in 2025.

What condition is US 169 over W Br Rum River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does US 169 over W Br Rum River carry?

About 9,650 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is US 169 over W Br Rum River?

The structure is 189 ft (57.6 m) long with a longest span of 77 ft (23.5 m) and a deck 44 ft wide.

Who owns US 169 over W Br Rum River?

It is owned by the State Highway Agency.