1) Planks were frequently used to bridge narrow water courses.
1610 the planks between Brampton & Acley, Auckley
1623 the bridge ... on the highway within ... Kirkby Wiske and Ottrington commonly called Newby Planckes
1679 noe man shall make their waye over a planke in the middle of a close called the long Holme, Slaithwaite. North Riding bridge accounts suggest that in some places a wooden foot-bridge was erected which linked the causey with the main bridge. In 1624, a Kirby Wiske yeoman was indicted for not repairing his parte of the cawsey att the bridge-end over the Wiske, besides his planckes, as others his neighbours usuallie doe.