Michigan Administrative Code
Department - Labor and Economic Opportunity
MIOSHA
General Industry and Construction Safety and Occupational Health Standards
General Industry Safety Standards
Part 44 - FOUNDRIES
Section R. 408.14495 - Chlorine, caustic and acid

(1) Liquid chlorine shall be stored in an unoccupied ventilated room. The exhaust pickup shall be at floor level.

(2) A room used for storage of chlorine gas shall have not less than 2 exits.

(3) A tank car containing chlorine and connected to a pipe or hose line shall be protected by a derail device and a blue flag.

(4) A pipe or hose line carrying chlorine, caustic or acid shall be identified by a sign or color label.

(5) Where chlorine is piped through a wall, shut-off valves shall be located on both sides of the wall and at the inlet and outlet.