Section 1604.28 - Use of Hoists for Carrying Materials(a) Personnel hoists may be used for carrying materials provided the hoists are designed and installed for the type of loading to be used.(b) Only the operator and personnel necessary to load and unload materials being hoisted shall be allowed in the personnel hoist when it is being used primarily to hoist materials.Cal. Code Regs. Tit. 8, § 1604.28