US Bridges

US 169 over Dm;ir RY (abandon)

Poor

St. Louis County, Minnesota · 7.6 MI E of N JCT TH 73 · Structure no. 69082

Built
1979
46 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
3 main spans
Daily traffic
4,600
2019 count
Owner
State
State Highway Agency

About this bridge

US 169 over Dm;ir RY (abandon) is a prestressed concrete stringer/multi-beam or girder carrying US 169 over Dm;ir RY (abandon) in St. Louis County, Minnesota. It was built in 1979, so it is 46 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.

It carries about 4,600 vehicles a day, roughly 5% of them trucks, projected to reach 4,650 by 2039. The structure is 154 ft (46.9 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesUS 169
CrossesDm;ir RY (abandon)
Location7.6 MI E of N JCT TH 73
RouteU.S. Route 169
CountySt. Louis County
StateMinnesota
Coordinates47.49426, -92.74831
Functional classRural Principal Arterial - Other

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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating75.8 US tons
Inventory rating45.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span50 ft (15.3 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,600 (2019)
Projected traffic4,650 by 2039
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.7 mi (6 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$712 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 169 over Dm;ir RY (abandon) built?

It was built in 1979, making it 46 years old in 2025.

What condition is US 169 over Dm;ir RY (abandon) 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 August 2024.

How much traffic does US 169 over Dm;ir RY (abandon) carry?

About 4,600 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is US 169 over Dm;ir RY (abandon)?

The structure is 154 ft (46.9 m) long with a longest span of 50 ft (15.3 m) and a deck 44 ft wide.

Who owns US 169 over Dm;ir RY (abandon)?

It is owned by the State Highway Agency.