R 408.16352 Chlorine, chlorine dioxide and sodium chlorate.

Rule 6352. (1) Only a trained and authorized employee shall be permitted into a chlorine dioxide generating room. (2) A room used for storage or generating of chlorine gases shall have not less than 2 exits. (3) Storage facilities and handling operations shall eliminate possible contact of sodium chlorate and chlorine dioxide with wood or other materials that would cause a fire, explosion, or other chemical reaction. (4) Smoking and other sources of fire and spark producing equipment shall not be permitted in a chlorine dioxide generating room when it is in operation. Warning signs shall be posted. (5) Tanks of liquid chlorine, when stored inside, shall be stored in an unoccupied adequately ventilated room, where their possible leakage cannot affect workers, and the exhaust pickup shall be at floor level. (6) A water hose and supply shall be available where spills of chlorine and chlorine dioxide may occur. (7) A tank car containing chlorine and connected to a pipe or hose line shall be protected by a derail device and the blue flag as prescribed in R 408.16338. (8) A pipe or hose line carrying chlorine, caustic or acid, shall be identified by a sign at each valve and yellow color banding. (9) Gas masks capable of absorbing chlorine shall be supplied, conveniently placed, and regularly inspected, and employees who may be exposed to chlorine gas shall be instructed in their use. (10) For emergency and rescue work, independent self-contained oxygen-type masks or supplied-air equipment shall be provided.