UNLOADING/BUNKERING

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Across
  1. 4. Vehicle with a safe working load of six tons (8 letters)
  2. 6. Number 2 and number 3 holds have these rigged for lifting (6 letters)
  3. 8. The vessel where fuel is transferred from during bunkering (5 letters)
  4. 9. The deck between the upper and lower decks in number three hold (9 letters)
Down
  1. 1. The barge operator does this to transfer fuel to the vessel (7 letters)
  2. 2. The gantry can handle 30 of these per hour (10 letters)
  3. 3. The operation Sea Witch is performing with cargo at a rate of 1200 tonnes per hour (11 letters)
  4. 4. IMO class 3 goods are this, requiring no smoking (9 letters)
  5. 5. This person must be present before opening the hatches (8 letters)
  6. 7. These must be opened before discharging, but only when the surveyor is present (7 letters)