Ballast systems in the cargo area

Ballast systems in the cargo area

Ventilation and gas-freeing

• Ventilation of cargo and ballast pump rooms in the cargo area:
• Pump rooms are to be ventilated by mechanically driven fans of the extraction type.
• Fresh air is to be induced into the pump room from above.
• These ventilation systems shall not be connected to those of other spaces.
• The exhaust duct is to be so installed that its suction opening is close to the bottom of the pump room.
• An emergency suction opening is to be located about 2 m above the pump room floor.
• This opening is to be fitted with a means of closing which can also be operated from the main deck.