30. Stubs or dead trees not used:(1) Stubs (chicots) or dead trees which shall not be used, shall be watched carefully during felling and hauling operations. In an area where there is great danger of their falling, they shall be felled only after an analysis of the site and using necessary safety measures. This work shall be done:(a) with a power saw under the supervision of the foreman; or
(b) by means of a self-propelled vehicle.
(2) In extreme cases where the work zone has become dangerous because of a large number of stubs (chicots) or dead trees, operations shall be stopped.