US Bridges

Washburn Road over Townline Creek

Good

Roscommon County, Michigan · Roscommon Twp Sec 31 · Structure no. 000000000013707

Built
2009
16 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
40 ft
1 main span
Daily traffic
5
2009 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Washburn Road over Townline Creek is a wood or timber stringer/multi-beam or girder carrying Washburn Road over Townline Creek in Roscommon 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: open, posting recommended but not legally implemented.

It carries about 5 vehicles a day, projected to reach 7 by 2029. The structure is 40 ft (12.2 m) long and 14 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesWashburn Road
CrossesTownline Creek
LocationRoscommon Twp Sec 31
RouteState Lands Road 0
Coordinates44.16759, -84.8449
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating28.5 US tons
Inventory rating21.8 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span35 ft (10.8 m)
Deck width14 ft (4.2 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2009)
Projected traffic7 by 2029
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Washburn Road over Townline Creek built?

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

What condition is Washburn Road over Townline Creek 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 July 2023.

How much traffic does Washburn Road over Townline Creek carry?

About 5 vehicles per day (2009 count).

How long is Washburn Road over Townline Creek?

The structure is 40 ft (12.2 m) long with a longest span of 35 ft (10.8 m) and a deck 14 ft wide.

Who owns Washburn Road over Townline Creek?

It is owned by the State Park, Forest, or Reservation Agency.