AA ▁re cons ider ▁the ▁possibility ▁of ▁supp lying ▁some ▁kind ▁of ▁ret ard ation ▁device ▁in ▁or ▁beyond ▁the ▁over run ▁areas ▁at ▁critical ▁aer od rom es . ▁Dem on str ations ▁of ▁how ▁to ▁don ▁and ▁operate ▁life jack ets ▁be ▁required , ▁and ▁individual ▁safety ▁leaf lets ▁be ▁provided ▁on ▁all ▁public ▁transport ▁fl ights ▁which ▁take off ▁or ▁land ▁over ▁water . ▁Life jack et ▁st ow age ▁in ▁H S ▁ 7 4 8 ▁and ▁aircraft ▁with ▁similar ▁arrang ements ▁be ▁re position ed ▁to ▁improve ▁access ibility . ▁A ▁suitable ▁launch ing ▁device ▁for ▁lif elines ▁be ▁de vised ▁and ▁supplied ▁to ▁coast al ▁aer od rom es . ▁Where ▁not ▁already ▁provided , ▁loud h ail ers ▁be ▁included ▁in ▁the ▁emer gency ▁equipment ▁at ▁all ▁aer od rom es ▁of ▁Category ▁VI ▁and ▁above . ▁ ▁Notes ▁ ▁References ▁▁▁▁▁ ▁The ▁Sum burgh ▁report ▁summar ised , ▁Fl ight ▁International , ▁ 2 5 ▁July ▁ 1 9 8 1 , ▁pp . ▁ 2 1 6 / 7 ▁ ▁Category : A viation ▁acc idents ▁and ▁inc idents ▁in ▁ 1 9 7 9 ▁Category : A viation ▁acc idents ▁and ▁inc idents ▁in ▁Scotland ▁Category : A viation ▁in ▁Sh et land ▁Category : 1 9 7 9 ▁in ▁av iation ▁Category : Acc idents ▁and ▁inc idents ▁involving ▁the ▁Haw ker ▁Sid de ley ▁H S ▁ 7 4 8 ▁Category : Dan - A ir ▁acc idents ▁and ▁inc idents