Civil Engineering - Airport Engineering

Exercise :: Airport Engineering - Section 1

16. 

According to I.C.A.O. the recommended length of air ports is decided on

A. sea level elevation
B. standard sea level temperature (15°C)
C. effective gradient percentage
D. all the above.

Answer: Option D

Explanation:

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17. 

Pick up the correct statement from the following:

A. The basic length of a runway is increased at a rate of 7% per 300 m of elevation of M.S.L.
B. The standard temperature at the site is obtained by reducing the standard sea level temperature of 15°C at the rate of 6.5°C per 1000 m rise in elevation
C. The aerodrome reference temperature is the monthly mean of the mean daily temperature for the hottest month of the year
D. All the above.

Answer: Option D

Explanation:

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18. 

The meterological condition which influences the size and location of an air port is

A. atmosphere pressure
B. air density
C. reduced level
D. wind direction
E. all the above.

Answer: Option E

Explanation:

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19. 

Pick up the correct statement from the following:

A. The distance between the points of intersection of the extreme tangents to the transition curve is kept greater than 7500 m x sum of grade changes at the point of intersection
B. The rate of change of grade is limited to 0.3% per 30 m length of the curve
C. According to I.C.A.O. the maximum longitudinal gradient along a runway is limited to 1.5%
D. All the above.

Answer: Option D

Explanation:

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20. 

Conical surface of the approach area rises outwards

A. 1 in 10
B. 1 in 15
C. 1 in 20
D. 1 in 25

Answer: Option C

Explanation:

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