Obstacle clearance Tag

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Are early ‘Turns’ on SID achievable?

Standard Instrument Departures (SIDs) are commonly designed as straight, with aircraft heading the same direction as the runway until at least 400ft because excessive low-altitude banking is unsafe. Yet, there are many cases where changing course sooner could be beneficial for noise abatement, obstacle clearance,...

Obstacle Limitation Around Airports; why so Restrictive?
Obstacle limitation around airports; why so restrictive?

Real estate and housing developers, planners and wind energy companies face stringent height restrictions around airports. At first sight, these height restrictions seem disproportionate to the altitude of the aircraft that pass overhead. Also, the height of buildings away from the take-off and landing paths...