Why do pilots say cross check?

• DOORS TO ARRIVAL AND CROSSCHECK Meaning: Occasionally heard as “disarm your doors and crosscheck,” and announced by the lead flight attendant or purser as a plane approaches the gate. The intent is to verify disarming of the emergency escape slides attached to the doors.



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The number of “souls” on an aircraft refers to the total living bodies on the plane: every passenger, pilot, flight attendant and crew member, according to Lord-Jones. Pilots often report the number of “souls” when declaring an emergency, she says, so rescuers know the amount of people to search for.

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Welcome – Long flight Ladies and gentlemen, good morning / afternoon / evening. Welcome on board (flight reference). This is Captain / Co-pilot (your name) speaking and I have some information about our flight.

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I love dream puns! It means to die. Its an adaptation of an older phrase “To go West” which mean to follow the setting sun, as in dying.

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The word heavy means a larger aircraft type, with a Maximum Takeoff Weight of 160 tonnes or more. These aircraft create wake turbulence from their wings and require extra separation between following aircraft, and the use of heavy reminds other pilots of that fact.

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The callout from the pilots like LOC blue serves to remind themselves of the current flight guidance modes, and to maintain awareness of mode changes. This is also to ensure that their mental idea of what the aircraft will do next is up to date and fits to the current flight situation.

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A pilot who encounters a Distress condition should declare an emergency by beginning the initial communication with the word “Mayday,” preferably repeated three times.

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During the takeoff roll, the pilot monitoring the displays (PM) will call out the two important speeds: V1 and rotate. This indicates to the pilot flying the aircraft (PF) when they are beyond the safe stopping speed and when to rotate the aircraft into the air.

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Pan-Pan, short for “possible assistance needed,” is used to communicate an urgent, but not emergency, situation over VHF radio, in the case of aviation, to air traffic control. Examples could include a recreational pilot getting lost, or perhaps needing to climb to a higher altitude to sort a problem out.

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Once the crew completes the pre-flight gear inspection, it's time to ignite the engine and take to the sky. These days however, it's much more common to hear pilots announce that the plane is “cleared for takeoff” — particularly on commercial flights — for the sake of brevity.

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Pilots and ATCs talk fast because both parties understand that they are small parts of a very big, very efficient system.

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If every flight took the same trajectory, the traffic would be harder to manage. Another reason why planes fly in an arc is that since it is impossible to fly in a straight line on an airplane, an arc is actually the shortest distance between two points.

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