US Bridges

US-41|M-28 over Canadian National RR

Fair

Baraga County, Michigan · 8.1 MI W of Marquette Col · Structure no. 000000000000499

Built
1940
85 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
135 ft
3 main spans
Daily traffic
2,624
2007 count
Owner
State
State Highway Agency

About this bridge

US-41|M-28 over Canadian National RR is a steel stringer/multi-beam or girder carrying US-41|M-28 over Canadian National RR in Baraga County, Michigan. It was built in 1940, so it is 85 years old, older than the Michigan average of 48.3 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 2,624 vehicles a day, roughly 11% of them trucks, projected to reach 4,970 by 2018. The structure is 135 ft (41.1 m) long and 43 ft wide. If it were closed, the detour would be 50.3 mi (81 km).

Location

Open in Google Maps
CarriesUS-41|M-28
CrossesCanadian National RR
Location8.1 MI W of Marquette Col
RouteU.S. Route 41
CountyBaraga County
StateMichigan
Coordinates46.5723, -88.26945
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.7 US tons
Inventory rating33.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length135 ft (41.1 m)
Longest span44 ft (13.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,624 (2007)
Projected traffic4,970 by 2018
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed50.3 mi (81 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$174,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was US-41|M-28 over Canadian National RR built?

It was built in 1940, making it 85 years old in 2025.

What condition is US-41|M-28 over Canadian National RR 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 September 2023.

How much traffic does US-41|M-28 over Canadian National RR carry?

About 2,624 vehicles per day (2007 count), of which roughly 11% are trucks.

How long is US-41|M-28 over Canadian National RR?

The structure is 135 ft (41.1 m) long with a longest span of 44 ft (13.3 m) and a deck 43 ft wide.

Who owns US-41|M-28 over Canadian National RR?

It is owned by the State Highway Agency.