ASK THE EXPERTS…

摘要

Possible adverse safety and economic issues can affect both wing and rear mounted engine types-albeit rear mounted types suffer less from asymmetric issues. Single-engine taxi-out inevitably results in a disruption to checklists or procedures which aligns the holes in Professor James Reasons"Swiss Cheese model'. Asymmetric thrust may cause nose wheel scrubbing or restricted directional control in the wet at departure weights and higher thrust from a single engine increases blast risk-especially on slopes or manoeuvring in tight spaces.