Non Standard Departures (NSD)

NSDs are special, alternative instructions given to aircraft by Air Traffic Control, which usually instruct an operator to fly outside the published noise preferential routes. These instructions are usually given prior to take off but can sometimes be given once the aircraft has left the runway. The reason for NSDs can vary as shown below, however NSDs will only be implemented when deemed necessary to maintain safe operations.

Possible reasons for NSDs:

Below is an example of an NSD due to weather from the 23L runway:

Below is an example of a departing aircraft following the EKLAD1Y off the 23L runway:

You can find out more by watching this video: