wongsuzie
It would appear the ISM was following company policy to a “T” as stated in:
Vol 5, Part 1 - General, Section 1 – Emergency Evacuation – Land
In particular:
Par 9.8,( A), h,i & n, (B), a,b & c.
and
Vol 5, Part 2 – Airbus, Section 5 – Land Evacuation
Par 3.1, G
Of course if you work for CX you would already know this. You would also know that this manual is a legal document approved by the HKCAD.