US Bridges

US-45 over Roselawn Creek

Fair

Ontonagon County, Michigan · 5.2 MI N of Gogebic Col · Structure no. 000000000008493

Built
1957
68 years old, rebuilt 2022
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
99 ft
3 main spans
Daily traffic
1,700
2021 count
Owner
State
State Highway Agency

About this bridge

US-45 over Roselawn Creek is a steel stringer/multi-beam or girder carrying US-45 over Roselawn Creek in Ontonagon County, Michigan. It was built in 1957 and reconstructed in 2022, so it is 68 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 6 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 1,700 vehicles a day, roughly 10% of them trucks, projected to reach 1,975 by 2041. The structure is 99 ft (30.2 m) long and 43 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesUS-45
CrossesRoselawn Creek
Location5.2 MI N of Gogebic Col
RouteU.S. Route 45
CountyOntonagon County
StateMichigan
Coordinates46.40381, -89.17866
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating103.9 US tons
Inventory rating62.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span35 ft (10.7 m)
Deck width43 ft (13.1 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2021)
Projected traffic1,975 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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$19,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US-45 over Roselawn Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2022.

What condition is US-45 over Roselawn Creek 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 June 2024.

How much traffic does US-45 over Roselawn Creek carry?

About 1,700 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US-45 over Roselawn Creek?

The structure is 99 ft (30.2 m) long with a longest span of 35 ft (10.7 m) and a deck 43 ft wide.

Who owns US-45 over Roselawn Creek?

It is owned by the State Highway Agency.