Oxygen-acetylene storage rooms

Oxygen-acetylene storage rooms
E.15.1 Gas cylinder storage rooms are to be fitted with ventilation systems capable of providing at
least six air changes per hour based on the gross volume of the room. The ventilation system is to be
independent of ventilation systems of other spaces. The fans are to be of certified safe type IIC T2 and of
the non-sparking construction, see D.6
E.15.2 It is to be observed that a room temperature of 40 °C will not be exceeded.
E.15.3 If gas cylinders are stored in cabinets, openings for natural ventilation are to be provided in the
upper and the lower part.
E.16 Storage places of gas bottles for domestic purposes
The requirements as per E.15 apply.
E.17 Helicopter refuelling and hangar facilities
E.17.1 Enclosed hangar facilities or enclosed spaces containing refuelling installations shall be provided
with mechanical ventilation, as required for closed ro-ro spaces of cargo ships in accordance with
H.
E.17.2 Vessels for which the Class Notation HELILF will be assigned the GL Rules for Machinery and
Systems (I-6-2), Section 18, F.4 are to be applied concerning ventilation arrangements (e.g. air changes
per hours, electrical equipment).