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UK ATC BASIC EU340 > Definitions > Flashcards

Flashcards in Definitions Deck (96)
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1

What is the definition of vis during the day?

The greatest distance at which a black object of suitable dimensions, situated near the ground, can be seen and recognized when observed a black background.

2

What is the definition of vis at night?

The greatest distance at which lights in the vicinity of 1000 candelas can be seen and identified against an unlit background.

3

What is the definition of ground visibility?

The visbility at an aerodrome as reported by an accredited observer or automatic systems.

4

What is the definition of Flight visibility?

The visibility forward from the cockpit of an a/c in flight.

5

What is the CAA's definition of night (ANO 2016 schedule 1)

Half an hour after sunset until half an hour before sunrise

 

Determined at surface level

6

What is SERA's definition of night?

the hours between the end of evening twilight and beginning of morning twilight. Twlight ends in the evening when the centre of the suns disc is 6 degrees below the horizon and vice versa.

7

What is the definition of VMC?

Meterological conditions expressed in terms of visibility, distance from cloud, and ceiling equal to or better than specified minima.

8

What is the definition of IMC?

Meteorlogical conditions expressed in terms of visibility, distance from cloud, and ceiling less than the minima specified for VFR

9

What is the definition of an ATZ?

Airspace of defined dimensions established around an aerodrome for the protection of aerodrome traffic.

Radius of 2nm if runway length less than 1850m otherwise radius of 2.5nm

10

What is the definition of a congested area?

any area which is substantially used for residential, industrial, commercial or recreational purposes.

11

Define Cloud Ceiling

Mats 1= From an aerodrome the vertical distance from the elevation of the aerodrome to the base of any cloud layer visible from the aerodrome sufficient to cover half of the sky.

 

SERA Art 2= The height above the ground or water of the base of the lowest layer of cloud below 6000m (20,000ft) covering more than half the sky.

12

Define an Aerodrome

A defined area (including any buildings, installations and equipment) on land or water, or on any fixed, off-shore or floating structure intended to be used either wholly or partly for the arrival, departure and surface movement of aircraft.

13

Define an ATCU

ANO Art 255- A unit established by a person appointed by a person maintaining an aerodrome or place to provide an ATC service.

MATS 1- A generic term meaning variously, area control centre, approach control unit or aerodrome control tower.

14

Define flight

An a/c shall be deemed to be in flight when... In the case of a piloted flying machine from the moment when, after the embarkation of its crew for the purpose of takng off it first moves under its own power until the moment when it next comes to rest after landing. (therefore towing doesnt count)

15

What is the definition of an aircraft?

A machine that can derive support in the atmosphere from the reactions of the air other than the reactions of the air against the earths surface. ICAO

16

What is the definition of an aeroplane?

Engine driven fixed wing aircraft heavier than air that is supported in flight by the reactions of the air against its wings. EASA

17

What is the definition of a helicopter?

Heavier than air craft supported in flight chiefly by the reactions of the air on one or more power driven rotors on a substantially vertical axis. EASA

18

What is a commerical air transport operation and what does it require to operate?

An aircraft operation to transport passengers, mail or cargo for renumeration or other valuable consideration.

 

Must hold an EU-Ops air operator certificate.

 

Normal commerical passenger ops

19

What is a public transport operation?

Any flight which carries passengers or cargo and where valuable consideration has been given or promised.

 

Defined in ART 255.

Does not include Commerical Air Transport

20

Define Uncertainity with regards to the phases of an emergency.

A situation whereing doubt exists as to the safety of an a/c or a marine vessel and of the persons on board.

21

Define Alert with regards to the phases of an emergency.

Situation wherein apprehension exists as to the safety of an aircraft or marine vessel and of the persons on board.

22

Define distress with regards to the phases of an emergency.

Situation wherein there is a reasonable certainity that a vessel or other craft, including an a/c or a person is threatened by grave and imminent danger and requires immediate assistance.

23

What is the definition of an Apron?

The part of an aerodrome provided for stationing of a/c for the embarkation and disembarkation of passengers loading and unloading of cargo and parking.

24

What is the definition of a manoeuvring area?

That part of an aerodrome to be used for the take-off, landing and taxiing of a/c. 

 

EU 923/2012 and Cap 493

25

What is the definition of a runway?

A defined rectangular area on a land aerodrome prepared for the landing and tak-off of a/c.

EU 923/2012 and CAP 493

26

What is the definition of aerodrome traffic?

-All traffic on the manoeuvring area of an aerodrome and all aircraft flying in the vicinity of an aerodrome. An aircraft operating in the vicinity includes but is not limited to a/c entering or leaving an ATZ.

27

Define a Flight Information Region

Airspace of defined dimensions within which FIS and alerting service are provided.

28

Define a taxiway

A defined path on a land aerodrome established for the taxiing of a/c and intended to provide a link between one part of the aerodrome and another including;

-Apron taxiways

-Taxilane

-Rapid exit taxiways

29

What is an apron taxiway?

A portion of a taxiway system located on an apron and intended to provide a through taxi route across the apron.

30

What is a taxilane?

A portion of an apron designated as a taxiway and intended to provide acess to a/c stands only.