(1)Every flat or cargo boat plying in the port shall carry(a)an approved life buoy or a suitable approved substitute with a suitable life line attached to it of size not less than 1 inch's in circumference and 10 fathoms in length;(b)when under way when in tow or when waiting outside the entrance to the Kidderpore or Netaji Subhas Docks, the crew laid down in sub-rule (2).(c)when waiting empty at moorings laid for sea-going vessels, the crew laid down in sub-rule (2);(d)when laid up above Willingdon Bridge, one watchman only.
