NAC618.5247. Requirements for construction of operation building.  


Latest version.
  •      1. Incompatible materials must not be used in the construction of any part of an operation building that may come into direct contact with ammonium perchlorate.

         2. All electrical switches, controls, motors, wiring and equipment located in any part of an operation building where ammonium perchlorate dust is present must conform to the requirements of 29 C.F.R. § 1910.307 for hazardous locations designated as Class II, Division 2.

         3. The primary electrical supply to any operation building must be so arranged that it can be cut off by switches located away from the building at one or more locations.

         4. All surfaces in an operation building must be constructed to facilitate cleaning and, to the extent practicable, must have no cracks or crevices in which ammonium perchlorate can lodge or accumulate.

         5. Each operation building in which the blending, screening or drying of ammonium perchlorate is performed must be provided with an automatic system for the detection of fire and initiation of the operation of a sprinkler system.

     (Added to NAC by Div. of Enforcement for Industrial Safety & Health, 1-22-92, eff. 3-1-92)