US Bridges

Usfs Rte-Buckbayrd over Au Train River

FairPosted for load

Alger County, Michigan · 3.5 MI S of Au Train · Structure no. 000000000000067

Built
1970
55 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
58 ft
3 main spans
Daily traffic
100
1995 count
Owner
County
County Highway Agency

About this bridge

Usfs Rte-Buckbayrd over Au Train River is a wood or timber stringer/multi-beam or girder carrying Usfs Rte-Buckbayrd over Au Train River in Alger County, Michigan. It was built in 1970, so it is 55 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 200 by 2015. The structure is 58 ft (17.6 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesUsfs Rte-Buckbayrd
CrossesAu Train River
Location3.5 MI S of Au Train
CountyAlger County
StateMichigan
Coordinates46.3769, -86.84318
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length58 ft (17.6 m)
Longest span19 ft (5.7 m)
Deck width26 ft (8 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1995)
Projected traffic200 by 2015
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Usfs Rte-Buckbayrd over Au Train River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Usfs Rte-Buckbayrd over Au Train 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 September 2023.

How much traffic does Usfs Rte-Buckbayrd over Au Train River carry?

About 100 vehicles per day (1995 count).

How long is Usfs Rte-Buckbayrd over Au Train River?

The structure is 58 ft (17.6 m) long with a longest span of 19 ft (5.7 m) and a deck 26 ft wide.

Who owns Usfs Rte-Buckbayrd over Au Train River?

It is owned by the County Highway Agency.