S-2.1, r. 4 - Safety Code for the construction industry

Full text A digger derrick manufactured after 1 January 1987 shall comply with ANSI Standard A10.31-1987 Digger Derricks - Safety Requirements, Definitions and Specifications.
It is prohibited to use a digger derrick for purposes other than the purposes for which it was specifically designed and especially to use it to hoist materials.
For the purposes of this section, a digger derrick is an apparatus equipped with a knuckle-boom, mounted on a carrier vehicle and designed specifically to drill holes into the ground and to install posts therein and the material they support.
O.C. 1413-98, s. 9.