Permits shall be required as set forth in Section 107.2.
The following terms are defined in Chapter 2:
Each machine shall be equipped with an individual dust-separating unit.
- One separator is allowed to serve two dust-producing units on multiunit machines.
- One separator is allowed to serve not more than four portable dust-producing units in a single enclosure or stand.
Fire-extinguishing materials shall be provided for every operator performing machining, grinding or other processing operation on magnesium as follows:
- Within 30 feet (9144 mm), a supply of extinguishing materials in an approved container with a hand scoop or shovel for applying the material; or
- Within 75 feet (22 860 mm), a portable fire extinguisher complying with Section 906.