Civil Aviation Act, 2009 (Act No. 13 of 2009)RegulationsCivil Aviation Regulations, 2011Part 121 : Air Transport Operations - Carriage on Aeroplanes of more than 19 Passengers or CargoSubpart 8 : Aeroplane Performance Operating Limitations121.08.5 En route limitations with two engines inoperative |
| (1) | No person shall operate an aeroplane having three or more engines unless the mass of the aeroplane is not greater than the mass that, according to the two-engines-inoperative en route net flight path data shown in the aeroplane flight manual, will allow the aeroplane to clear vertically, by at least 2,000 feet, all terrain and obstructions within five nautical miles on either side of the intended track and thereafter to continue flight to an aerodrome where the requirements of regulation 121.08.6 can be complied with. |
| (2) | For the purposes of subregulation (1)(b), the following factors shall be taken into account after the failure of two engines— |
| (a) | the effects of wind and temperature on the net flight path; and |
| (b) | the effects of fuel jettisoning, where the jettisoning is conducted in accordance with procedures set out in the operator's operations manual and sufficient fuel remains to arrive at the destination aerodrome at 1 500 feet AGL with a fuel reserve sufficient to fly for 15 minutes thereafter at cruise power. |