(1) Work in respect of the supply of natural gas shall meet the siting requirements of the Commission.

(2) Without limiting sub-rule (I), work in respect of the supply of natural gas which affects

(a) a street, railway, river, irrigation system, drainage, sewer system or water supply,

(b) telegraphs, telephones or harbour works, or

(c) Any public or private work, shall be carried out in the manner prescribed by these Rules and without danger to public or private safety despite any other requirement.