US Bridges

Kangas Road over W Br Firesteel River

Good

Ontonagon County, Michigan · 5 MI N of Greenland · Structure no. 000000000008534

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
50
2008 count
Owner
County
County Highway Agency

About this bridge

Kangas Road over W Br Firesteel River is a prestressed concrete box beam or girders - multiple carrying Kangas Road over W Br Firesteel River in Ontonagon County, Michigan. It was built in 2009, so it is 16 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 3% of them trucks, projected to reach 70 by 2028. The structure is 65 ft (19.8 m) long and 15 ft wide. If it were closed, the detour would be 124.3 mi (200 km).

CarriesKangas Road
CrossesW Br Firesteel River
Location5 MI N of Greenland
RouteCounty Highway 0
Coordinates46.85122, -89.08928
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length65 ft (19.8 m)
Longest span64 ft (19.4 m)
Deck width15 ft (4.7 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2008)
Projected traffic70 by 2028
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed124.3 mi (200 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Kangas Road over W Br Firesteel River built?

It was built in 2009, making it 16 years old in 2025.

What condition is Kangas Road over W Br Firesteel River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Kangas Road over W Br Firesteel River carry?

About 50 vehicles per day (2008 count), of which roughly 3% are trucks.

How long is Kangas Road over W Br Firesteel River?

The structure is 65 ft (19.8 m) long with a longest span of 64 ft (19.4 m) and a deck 15 ft wide.

Who owns Kangas Road over W Br Firesteel River?

It is owned by the County Highway Agency.