(1)  The safety management system for a facility must specify the means used or to be used by the gas entity to ensure that the design, construction, installation, operation and maintenance of the facility and any modification of the facility –

(a) are adequate for the safety and safe operation of the facility; and

(b) provide adequate means of achieving isolation of the facility or any part of the facility and pressure control in the event of an emergency; and

(c) provide adequate means of gaining access for servicing and maintenance of the facility and machinery and other equipment; and

(d) provide adequate means of maintaining the structure and operation of the facility; and

(e) take into account the results of the formal safety assessment for the facility.

(2)  The safety management system for a facility must include a maintenance schedule indicating, among other things, the type and frequency of inspections, coating surveys and checks on cathodic protection devices.