As per ICAO, for A, B, and C type of airports, maximum effective, transverse and longitudinal grades in percentage respectively are
1.0, 1.5 and 1.5
1.0, 1.5 and 2.0
1.5, 1.5 and 2.0
2.0, 2.0 and 2.0
Correct Answer :
A. 1.0, 1.5 and 1.5
Related Questions
Pick up the incorrect statement from the following:
In single engine aeroplanes, the engine is provided in the nose of the aircraft
In double engine aeroplanes, one engine on either wing is placed symmetrically
In three engine aeroplanes, two engines are placed on both wings and one engine is placed in the tail
None of these
An aircraft is flying in an atmosphere of 30°C with a speed of 1260 km ph. Its speed is known as
Subsonic
Sonic
Super-sonic
Mach
Assertion A: The width of a taxiway is smaller than the runway width. Reason R: The speed of the aircraft on a taxiway is greater than that on runway. Select your answer based on coding system given below
Both A and R is true and R is the correct explanation of A
Both A and R is true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
Total correction for elevation, temperature and gradient for a runway should not be more than
15 %
20 %
25 %
35 %
The minimum width of clearway is
50 m
100 m
150 m
250 m
Calm period is the percentage of time during which wind intensity is less than
4.8 kmph
6.4 kmph
8.0 kmph
9.6 kmph
The runway length after correcting for elevation and temperature is 2845 m. If the effective gradient on runway is 0.5 percent then the revised runway length will be
2845 m
2910 m
3030 m
3130 m
According to the International Civil Aviation Organisation (I.C.A.O.), the runway lengths of aerodromes, have been coded by
Seven English alphabets
Last Seven English alphabets
First Seven English alphabets
First seven natural numbers
Maximum gross takeoff weight of an aircraft is
Equal to the maximum structural landing weight
Less than the maximum structural landing weight
More than the maximum structural landing weight
Equal to the empty operating weight plus the payload
The threshold markings are
4 m wide
1 m clear space between adjacent
Placed symmetrically on either side of the runway centre line
All the above
Pick up the correct statement from the following:
Tar concrete pavements are suitable if fuel spillage occurs
Rubberised tar concrete hot blast as well as spillage
Epoxy asphalt concrete sets in very small time
All the above
The slope of the transitional surface for A, B and C type of runway shall be
1 : 5
1 : 7
1 : 10
1 : 12
Pick up the correct statement from the following:
Approximate geometric centre of the landing area, is called air port reference point
The boundaries of horizontal surface and conical surface are marked with reference to air port reference point
The location of the air port on a map is the position of air port reference point
All the above
According to I.C.A.O. the slope of transitional surface at right angles to the centre line of runway, is kept
1 in 4
1 in 5
1 in 6
1 in 7
If lift off distance of an craft is 2000 m, the clear way at the end of the runway should not be less than
145 m
152.5 m
162.5 m
172.5 m
Pick up the correct statement from the following:
The distance between the points of intersection of the extreme tangents to the transition curve is kept greater than 7500 m × sum of grade changes at the point of intersection
The rate of change of grade is limited to 0.3% per 30 m length of the curve
According to I.C.A.O. the maximum longitudinal gradient along a runway is limited to 1.5%
All the above
Assertion A : The ratio of arriving and departing aircrafts influences the airport Capacity: Reason R : Landing operation is generally given priority over the taking off operation. Select your answer based on the coding system given below:
Both A and R is true and R is the correct explanation of A
Both A and R is true and R is not the correct explanation of A
A is true but R is false
A is false but R is true
The strength of winds is measured with the help of
Beaufort scale
Wind indicator
Barometers
None of these
A gradient of + 0.08% is followed by a gradient of - 0.07%. If the permissible rate of change of grade is 0.003 per 30 metres, the length of the transition curve, is
150 m
140 m
160 m
175 m
In an airport, if 4 groups of 5 gates each located well separated are considered for traffic and the future to present traffic ratio is 3, then the total requirement of future gates will be
32
36
44
68
Pick up the correct statement from the following:
Minimum turning radius of aircrafts decides the size of the apron and the radius of the curves at taxi-ends
Take off and landing distances for an aircraft, determine the minimum runway length
The length of the normal haul of the air craft decides the frequency of operation
All the above
According to ICAO, all markings on the runways are
Yellow
White
Black
Red
Pick up the correct statement from the following:
Runway edge from the landing side, is called threshold
Localizer indicates to the pilot his position with respect to the proposed alignment
The glide slope indicates the correct angle of descent
All the above
For Class A Air port the difference of reduced levels of higher and lower edges of the conical surface, is
25 m
50 m
75 m
100 m
The meteorological condition which influences the size and location of an air port is
Atmosphere pressure
Air density
Reduced level
All the above
As per ICAO recommendation, the rate of change of longitudinal gradient per 30 m length of vertical curve for A and B type of airports is limited to a maximum of
0.1 %
0.2 %
0.3 %
0.4 %
The engine failure case for determining the basic runway length may require
Only clearway
Only stop way
Either a clearway or a stop-way
Either a clearway or a stop-way or both
As per ICAO, for airports serving big aircrafts, the crosswind component should not exceed
15 kmph
25 kmph
35 kmph
45 kmph
From the end of an instrumental runway, the approach surface rises outwards
1 in 20
1 in 30
1 in 40
1 in 50
The capacity of parallel runway pattern depends upon
Weather conditions and navigational aids available
Lateral spacing between two runways and weather conditions
Lateral spacing between two runways and navigational aids available
Lateral spacing between two runways, weather conditions and navigational aids available.