Definition and Abbreviations IR

Question 1

According to South African definition, precision approach categories are:

Cat I decision height and RVR/vis -

Cat II decision height and RVR -

Cat IIIa decision height and RVR -

Cat IIIb decision height and RVR -

Cat IIIc decision height and RVR -

Answer 1

Cat I decision height and RVR - DH not lower than 200ft and vis not less than 800 metres or a RVR of not less than 550m

Cat II decision height and RVR - DH lower than 200ft but not less than 100ft and RVR not less than 350m

Cat IIIa decision height and RVR - DH lower than 100ft or no DH and a RVR of not less than 200m

Cat IIIb decision height and RVR - DH lower than 50 ft or no DH and RVR less than 200m but not less than 50m

Cat IIIc decision height and RVR - No DH or RVR limits

Question 2

EN-ROUTE SAFE ALTITUDE - means an altitude which will ensure a separation height of at least -

(a) _____ ft above the highest obstacle where the height of such obstacle does not exceed ____ft above sea level within _ nm of the aircraft in flight; or
(b) _____ ft above the highest terrain or obstacle located within _ nm of the aircraft in flight where the height of such obstacle exceeds ______ ft above sea level.

Answer 2

(a) 1 000 ft above the highest obstacle where the height of such obstacle does not exceed 5 000ft above sea level within 5 nm of the aircraft in flight; or
(b) 2 000 ft above the highest terrain or obstacle located within 5 nm of the aircraft in flight where the height of such obstacle exceeds 5 000 ft above sea level.

Question 3

Ceiling/cloud ceiling is defined as?

Answer 3

The height above the surface of the base of the lowest layer of cloud below 20 000 feet covering more than half the sky;

Question 4

Aircraft type means?

Answer 4

(a) With respect to personnel licensing, all aircraft of the same basic design including all modifications thereto except those modifications which result in a change in handling or flight characteristics;
(b) when used in reference to the certification of aircraft, a classification of aircraft having similar design characteristics.

Question 5

Critical phases of flight includes?

Answer 5

all ground operations involving taxi, take-off, climb to cruise up to 10 000 feet and approach from cruise below 10 000 feet.

Question 5

“estimated time of arrival”—

(a)
in respect of IFR flights, means the time at which it is estimated that the aircraft will arrive over that designated point, defined by reference to _______ ___, from which it is intended that an instrument approach procedure will be commenced or, if no navigation aid is associated with the aerodrome, the time at which the aircraft will arrive over the ________; and

(b)
in respect of VFR flights, means the time at which it is estimated that the aircraft will arrive over the ________;

Answer 5

(a)
in respect of IFR flights, means the time at which it is estimated that the aircraft will arrive over that designated point, defined by reference to navigation aids, from which it is intended that an instrument approach procedure will be commenced or, if no navigation aid is associated with the aerodrome, the time at which the aircraft will arrive over the aerodrome; and

(b)
in respect of VFR flights, means the time at which it is estimated that the aircraft will arrive over the aerodrome;

Question 5

“expected approach time” means the time at which ATC expects that an arriving aircraft, following a ____, will leave the _____ fix to complete its _____ for a landing;

Answer 5

“expected approach time” means the time at which ATC expects that an arriving aircraft, following a delay, will leave the holding fix to complete its approach for a landing;

Question 6

“final approach” with respect to IFR operations means that part of an instrument approach procedure which commences at the specified final ______ __, or where such fix is not specified—

(a)
at the end of the last _______ turn, ___ turn or inbound of a ______ procedure, if specified; or

(b)
at the point of interception of the last \_\_\_ specified in the approach procedure; and ends at a point in the vicinity of an aerodrome from which—
(i)
a \_\_\_\_\_ can be made; or
(ii)
a \_\_\_\_ approach procedure is initiated;

Answer 6

“final approach” with respect to IFR operations means that part of an instrument approach procedure which commences at the specified final approach fix, or where such fix is not specified—

(a)
at the end of the last procedure turn, baseturn or inbound of a racetrack procedure, if specified; or

(b)
at the point of interception of the last track specified in the approach procedure; and ends at a point in the vicinity of an aerodrome from which—
(i)
a landing can be made; or
(ii)
a missed approach procedure is initiated;

Question 7

“flight time” means—

(a)
for the operation of aeroplanes, the total time from the moment an aeroplane first ____ for the purposes of taking off until the moment it finally comes to rest at the ___ of the flight;
Note.—Flight time as here defined is synonymous with the term “block to block” time or “chock to chock” time in general usage which is measured from the time an aeroplane first moves for the purpose of taking off until it finally stops at the end of the flight.

Answer 7

“flight time” means—

(a)
for the operation of aeroplanes, the total time from the moment an aeroplane first moves for the purposes of taking off until the moment it finally comes to rest at the end of the flight;
Note.—Flight time as here defined is synonymous with the term “block to block” time or “chock to chock” time in general usage which is measured from the time an aeroplane first moves for the purpose of taking off until it finally stops at the end of the flight.

Question 7

“low-visibility take-off” means a take-off where the RVR is less than ___ metres;

Answer 7

“low-visibility take-off” means a take-off where the RVR is less than 400 metres;

Question 7

“manoeuvring area” means that part of an aerodrome used for take-off, landing (including the runway strips) and taxiing of aircraft, ______ an ___;

“movement area” means that part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, consisting of the manoeuvring area and the ___;

Answer 7

“manoeuvring area” means that part of an aerodrome used for take-off, landing (including the runway strips) and taxiing of aircraft, excluding an apron;

“movement area” means that part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, consisting of the manoeuvring area and the apron;