5.1.1 A local reading pressure gauge should be
fitted between the stop valve and the connection to shore at each
bunker pipe.
5.1.2 Pressure gauges should be fitted to gas
pump discharge lines and to the bunkering lines.
5.1.3 A bilge well in each tank room surrounding
an independent liquid gas storage tank should be provided with both
a level indicator and a temperature sensor. Alarm should be given
at high level in bilge well. Low temperature indication should lead
to automatic closing of main tank valve.