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Supplementary Instruction

Supplementary Instruction forms part of the Airport’s Safety Assurance process.

A Supplementary Instruction forms part of the Airport’s Safety Assurance process; as a means of timely notification to users, of any permanent change to the content of regulatory or safety critical documentation.

A Supplementary Instruction would be issued in the following circumstances:-

  • To notify an urgent, safety critical or operationally significant amendment arising between routine updates
  • To introduce a new subject
  • To introduce a change to existing procedures or instructions, where an explanation or historical background to the subject is beneficial to the user

SI 03 2021 Amendments to Aerodrome Manual ASI 29 Aircraft De-icing v2

SI 02 2021 Amendments to Aerodrome Manual ASI 6 Access to the Critical Part

SI 01-2020 AMENDMENT TO AERODROME MANUAL