DCHP-1 Online
plank sidewalk 
a sidewalk built of planks; a boardwalk.
- 1844 The first mile of Macadamized road ever made in Canada West, was that on Yonge Street, North of Toronto, by the same Engineer who first projected plank roads and plank side walks, which have since been so extensively adopted.
- 1914 Following the deeply rutted street, which had a narrow, plank sidewalk, they reached the Imperial Hotel. . . .
- 1958 . . . plank sidewalks were built [in Barkerville, B.C.] high above the muddy road.
- 1844 The first mile of Macadamized road ever made in Canada West, was that on Yonge Street, North of Toronto, by the same Engineer who first projected plank roads and plank side walks, which have since been so extensively adopted.