Safe Working Practice. Test 2 – Online Maritime Tests

When using corrosive chemicals for cleaning purposes, should you:

Wear protective goggles, gloves, coverall, footwear and mask.
Wear anything you want.
Wear a disposable paper coverall over T-shirt and shorts.
Wear a nylon coverall and ordinary workboots.

Which routine procedures should be carried out before 'hot work' commences?

Procedures according to instructions for hot and cold work should be carried out and necessary forms filled in
All on board should be notified at least 24 hours in advance
Chief Engineer should be notified
General alarm should be sounded

Why shall engine and boiler rooms be kept clean and oil spillage removed?

To reduce the premium to be paid to the insurance company.
To reduce danger of fire and the risks of sliding.
Because excessive oil spillage will destroy the painting.
To avoid being fined by the port state inspectors.

Electric arc welding is to be carried out in the machinery spaces other than the workshop. Which of the alternatives below would be the correct procedure for the connection of the 'return' cable to the welding set?

Have a short length of cable permanently connected to the ships structure close to the welding set.
Any of the listed alternatives.
Connect the return clamp direct to the work piece and welding set via a cable of suitable length.
Weld a stud bolt close to the work piece and connect the return cable to this.

Welding and use of open flames on board tankers in operation are subject to regulation laid down by the Norwegian Maritime Directorate (Norwegian Ship Control Legislation - NSCL). Which of the listed requirements regarding washing and gas freeing before hot work in cargo tanks corresponds to these regulations? (NSCL 22/1294/5).

In addition to washing, the tank bottom and corrosion elements shall be thoroughly cleaned.
If measurements show no gas developement during the first 24 hours work period, no more measurements are required.
Atmosphere in tank to be checked every 4 hours during hot work.
The atmosphere in the tank where hot work is to be carried out, and adjacent tanks shall be checked immediately prior to commencement of hot work.

What is the safe time for operating the crankcase door when oil mist alarm is activated and the engine has been stopped?

After 10 minutes
After 5 minutes
After 1 minute
After 20 minutes

When the engine room crane is to be utilised for lifting or lowering a piece of equipment to the lower decks through access hatches designed specifically for the purpose, there are certain measures that should be taken. What are they?

All of the listed alternatives.
Personnel to wear protective headgear and keep well clear of the suspended load.
Provide adequate means of communication/signals for the crane operator and person in charge.
Securely rope off the open access hatch or fit the portable stanchions and chains provided.

The responsibility for safety and security rests with everybody on board the vessel. General house-keeping rules should be followed. Which of the listed rules is the most important?

Keep tools within easy reach during work.
When in doubt, wait for new instructions.
Use protective equipment where necessary.
Return tools in good order to its proper place after work.

What precaution is to be taken when the Engineer on Duty is entering an UMS-mode operated engine room due to an alarm or due to a scheduled routine check?

Switch the UMS selector switch to manual mode and engage the 'dead man alarm'
Any of the mentioned alternatives will meet the requirements.
Leave the UMS selector switch in UMS-mode
Switch the UMS selector switch to manual mode only

Review Answers