text LondonGB Civil Aviation Authority 1986 monographic vii,27p. States an acceptable means by which approval may be given for UK-registered twin-engined aeroplanes to operate over a route that contains a point further than one hour's flying time (in still air) at the normal one-engine-inoperative cruise speed from an adequate aerodrome. DC 3/7/00 M2LMGR 10.08.01 C582e