- With reference to the use of a CO2 flooding system:
(a) list the precautions that should be taken before releasing CO2 into the machinery spaces of a vessel;(4)
(b) state the length of time that should be allowed to elapse before re-entry into the machinery spaces can be considered, following release of CO₂;(2)
(c) state the precautions that should be taken before the machinery space can be safely re-entered, following release of CO₂. (4)
CHIEF ENGINEER Unit 18 Fire Q1
- (a) List THREE types of fixed fire suppression installations commonly found on vessels.(3)
(b) Describe EACH method by which the THREE listed in part (a) extinguish fire.(4)
(c) State, with reasons, ONE advantage and ONE disadvantage of EACH.(3)
CHIEF ENGINEER Unit 18 Fire Q2
- (a) Write standing orders detailing the procedures to be followed in the event of a fire within the machinery spaces.(6)
(b) List FOUR types of portable fire extinguisher that could be found within the machinery spaces, stating on which class of fire EACH should be used.(4)
CHIEF ENGINEER Unit 18 Fire Q3
- Describe the methods by which a high pressure water-mist fire suppression system extinguishes fire, stating why it is more effective than a low pressure sprinkler system.(10)
CHIEF ENGINEER Unit 18 Fire Q4
- Describe, with the aid of sketches, the difference between an obscuration type smoke detector and a light scatter type smoke detector.(10)
CHIEF ENGINEER Unit 18 Fire Q5
4. (a) List FOUR aspects upon which a new person joining a vessel for the first time would receive instruction.(4)
(b) Detail SIX ways in which personal action can increase the risk of fire on a vessel.(6)