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Q8. The company, with which you are employed, requests that all Chief Engineer Officers prepare standing orders regarding the prevention and detection of fires in the machinery spaces. Compile such a list of recommendations to be submitted to central office. (10)

Q8. As Chief Engineer Officer, write a report to the Superintendent Engineer naming the items and describing the examinations that were carried out during a safety equipment survey with regard to fire safety. (10)

Q14. With reference to the structure of a large passenger ship, describe the requirement for preventing the spread of fire and smoke. (10)

Q8. With reference to tanks containing hydrocarbon liquids and vapours:

(a) Define EACH of the following terms:

(i) Explosive limits; (2)        (ii) vapour pressure; (2)      (iii) flash point. (2)

(b) Explain how the atmosphere in cargo tanks containing varying percentages of flammable gas can be maintained in a safe condition at all times. (4)

Q8. As Chief Engineer Officer, describe the examinations that were carried out during a safety equipment survey with regard to fire safety. (10)

Q8. Accidents have occurred due to premature or accidental release of CO₂ into the machinery spaces.

(a) State the safety procedures that the Chief Engineer Officer should adopt with respect to maintenance being carried out on the system by shore contractors. (3)

(b) Explain why the Chief Engineer and ships staff should still have to check on work carried out by shore contractors. (2)

(c) State how the liquid levels in the CO2 bottles may be checked in situ and how often this test should be carried out. (2)

(d) Explain why ship's general service air should not be used for blowing through and testing CO2 operating lines and suggest a suitable alternative. (3)

Q8. Describe the inspections and tests that should be carried out to ensure satisfactory condition and operation of the ship’s firefighting equipment.

Q8. As chief engineer officer appointed to a newly acquired vessel, describe the inspection that should be carried out to ensure satisfactory condition and operation of the ship’s fire fighting equipment. (10)

Q7. Following a serious machinery space fire, the engine room was abandoned and an inert gas smothering agent used to extinguish the fire.

Write a report to the Superintendent Engineer detailing the sequence of events which led to this course of action and the subsequent actions taken to enable the vessel to proceed on passage. Include conclusions and recommendations in the report. (10)

Q12. With reference to structural fire protection in passenger ship accommodation spaces:

(a) define the meaning of Class A bulkheads, stating the requirements; (3)

(b) discuss the design of ventilation systems to prevent the spread of smoke and fire; (5)

(c) explain how the integrity of the bulkhead is retained with respect to ventilation trunkings, where A Class bulkhead have to be penetrated. (2)

Q8. With reference to CO2 gas provided for firefighting purposes:

(a) describe, with the aid of a sketch, a system for the detection and extinguishment of hold fires;(7)

(b) state how the amount of gas to be released into the hold space is estimated. (3)

Q8. With reference to fixed CO2 smothering systems for ships machinery spaces:

(a) State the safety procedure that the Chief Engineer Officer should adopt with respect

to maintenance being carried out on the system by contractors whilst the vessel is in port. (3)

(b) State the procedure prior to the safe release of CO2 into the machinery space in the event of a fire. (4)

(c) Describe the factors that should be considered prior to re-entry of the machinery spaces after the release of CO2 gas. (3)