46 CFR § 153.975 - Preparation for cargo transfer.
(a) No fires or open flames are on deck or in compartments near the hose connections when Table 1 requires the cargo's containment system to have a fire protection system.
(b) Any electrical bonding of the tankship to the transfer facility is made before the cargo transfer piping is joined.
(c) Any supplemental inert gas supply necessary to maintain the 3.5 kPa gauge (approx. 0.5 psig) pressure in the tank during offloading (see § 153.500) is connected to the inert gas pressure control system.
(d) The transfer connections have enough slack to allow for vessel movement.
(e) The transfer connections are supported by tackles.
(g) Joints and couplings are gasketed and mated tightly.
(h) Flanges are bolted tightly.
(l) All scuppers are plugged.
(m) Smoking is limited to safe places.
(n) Fire fighting and safety equipment is ready.
(o) He is in effective communication with the transfer terminal.
(p) The person in charge of the transfer terminal has acknowledged that he is ready to transfer.
(q) Pressures within the cargo transfer and containment systems do not exceed the pressure ranges for which the transfer hose and containment systems are designed.
(r) No vessels that would hazard cargo transfer are alongside the tankship.