a road made of rough-hewn planks laid across timbers running end-to-end at right angles to the planks.
See also: plank road
- 1849  For Sale, a farm of 220 acress--100 cleared, Good Dwelling, Orchard, Barns, &c., situated 99 miles from Hamilton, on the Planked road, and 44 from the Grand River.
- 1956  [Caption] Planked road of A. & M. Logging Co. Ltd . . . shown running from timber to log dumps and around point.