Section 310. Foundries

Foundries shall conform to the provisions of this
  chapter relating to factories and also to the following requirements:
    1. Entrances and windows shall be constructed and maintained so as  to
  minimize drafts.
    2. Gangways shall be constructed and maintained of sufficient width to
  make  the  use  thereof  by  employees  reasonably safe and shall not be
  obstructed during the progress of casting.
    3. Smoke, steam or gases generated in foundries shall  be  effectively
  removed  therefrom  in  accordance  with rules adopted by the board. The
  milling and cleaning of castings and the milling of cupola cinders shall
  be done under such conditions to be prescribed by the rules of the board
  as will adequately protect the employees from dust. The use  of  heaters
  discharging  smoke  or gas into the work rooms is prohibited except that
  open fires may be used under conditions prescribed by the board  in  its
  rules.  Suitable  provision shall be made for drying the working clothes
  of employees.
    4. All apparatus, tools, implements and equipment  shall  be  kept  in
  proper condition and repair.
    5.  A first aid kit shall be provided for the use of employees in case
  of burns or accidents.
    6. Where ten or more persons are employed (a) there shall be  provided
  suitable and convenient wash rooms adequately equipped with hot and cold
  water.  Such  wash  rooms  shall  be kept clean and properly heated. (b)
  Lockers shall be provided for the employees' clothing.  (c)  If  outside
  watercloset or privy accommodations are permitted by rules of the board,
  they  shall  be  properly  heated  and  the  passageway leading from the
  foundry thereto shall be so constructed  and  protected  that  employees
  using the passageway shall not be exposed to the outdoor atmosphere.