CAMII DAY 26 CARGO HOLD CLEANING

Which of the following methods might be specified in a charterparty for a ship's redelivery?

• Mechanical cleaning

• Chemical cleaning

• Swept clean

• Manual cleaning

What action should be taken if a ship is redelivered with holds that are 'shovel clean'?

• Proceed with loading the next cargo directly

• Initiate a mechanical cleaning process

• Perform a comprehensive sweeping by the crew

• Request additional assistance from the stevedores

What is the primary purpose of using heavy-duty alkaline detergents for cleaning certain cargoes like coal and petcoke?

• To remove rust scale

• To eliminate ship sweat

• To dislodge residues or staining

• To protect hold coating

In what situation is the use of diluted acids, such as hydrochloric acid, necessary for cleaning cargo residues?

• Cleaning steel surfaces

• Removing rust scale

• Eliminating ship sweat

• Dealing with residues on cement or cement clinker surfaces

What is the purpose of a 'fat cargo slip' or prewash chemical applied to the holds before loading certain cargoes?

• To enhance cargo adhesion

• To create a protective film on the cargo

• To prevent cargo residues from adhering to hold surfaces

• To increase the cargo's friction coefficient

What are the recommended methods for protecting hold structures against corrosive cargoes like salt and sulphur?

• Mechanical barriers only

• Paintwork in good condition, limewashing, and hold block

• Using heavy-duty alkaline detergents

• Applying multiple coats of chemical coatings

Which of the following statements about MARPOL 73/78 Annex V regarding cargo residues disposal is accurate?

• Cargo residues are not considered garbage according to Annex V

• Cargo residues disposal regulations apply only within Special Areas

• Cargo residues should be disposed of outside Special Areas and as far away from the nearest land as mandated by MARPOL regulations

• Disposal of cargo residues is not mandatory for ships of 400gt and above

What action should be taken for disposing of hold washings containing cleaning chemicals if they fall under Annex I (Oil) or Annex II (Noxious Liquid Substance) of MARPOL?

• Dispose of them within port limits following local regulations

• Retain the washings onboard indefinitely

• Dispose of them outside of 25 miles and not within a Special Area in compliance with MARPOL regulations

• Disposal of such washings is exempt from MARPOL regulations

What should the crew do once the wash-down is completed to aid the drying process of the holds?

• Begin the loading process immediately

• Use mechanical ventilation if available

• Conduct a freshwater rinse

• Apply a second coat of limewash

How long should the records related to the disposal of hold washings be retained according to regulations?

• One year

• Two years

• Until the next cargo is loaded

• Indefinitely