BC Hydro

Gas System Operation Department 16705 Fraser Highway + Surrey, B.C. V3S 2X7 Telephone 576-2811

12 January 1987

TO WHOM IT MAY CONCERN

This is to certify that Inland Helicopters Ltd. flies the weekly Gas Transmission Rights-of-Way patrol. The purpose of this patrol is to prevent accidents to the gas transmission System and to check for gas leaks. This is to protect the safety of the public and continuity of gas supply to | ; — the whole of the Lower Mainiand. To be able to do the above, this patrol has | | to be flown at low altitude.

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— W. Plasman re Transmission Supervisor |