Section 45.94. Sanding machines

(a) Drum sanding machines. Drum sanding machines shall have a guard arranged so as to completely enclose the revolving drum, except the portion required for the application of the material to be finished. Guards with hinges to facilitate the insertion of sandpaper shall be accepted. The exhaust hood may form part or all of this guard. When so used, the hood shall be of sufficient strength to effectively serve the purpose of a guard.

(b) Disc sanding machines. Disc sanding machines shall be guarded so as to completely enclose the revolving disc, except the portion of the working side as may be necessary for the application of material to be finished. If a table is used, the working side of the disc, below the table, shall be guarded.

(c) Belt sanding machines. Belt sanding machines shall have both pulleys enclosed to guard points where the belt runs on to the pulleys. The edges of the unused run of belt shall be enclosed.