# Airport Engineering - Multiple Choice Questions

1. An airport has 4 gates. If the weighted average gate occupancy time is 30 minutes and gate utilization factor is 0.5, then the capacity of the gate will be___________________?.

A. 1 aircraft per hour

B. 2 aircrafts per hour

C. 4 aircrafts per hour

D. 16 aircrafts per hour.

Answer = 4 aircrafts per hour

2. The engine failure case for determining the basic runway length may require________________?.

A. only clearway

B. only stop way ,

C. either a clearway or a stopway

D. either a clearway or a stopway or both.

Answer = either a clearway or a stopway or both

3. If the monthly mean of average daily temperature for the hottest month of the year is 25° C and the monthly mean of the maximum daily temperature of the same month of the year is 46° C, the airport reference temperature is____________________?.

A. 32°C

B. 35.5°C

C. 48°C

D. 25°C.

4. 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__________________?.

A. 0.1 %

B. 0.2%

C. 0.3 %

D. 0.4%.

5. As per International Civil Aviation Organization (ICAO) recommendation, minimum width of safety area for instrumental runway should be_________________?.

A. 78 m

B. 150 m

C. 300 m

D. 450 m.

6. The minimum width of clearway is_______________?.

A. 50 m

B. 100 m

C. 150 m

D. 250 m.

7. The total length of a runway is 1000 m. The elevation at distance 0,200 m, 400 m, 600 m, 800 m and 1000 m are 100.0 m, 99.2 m, 101.0 m, 101.8 m, 101.4 m and 101.0 m respectively. The effective gradient of runway will be______________?.

A. 0.10%

B. 0.26%

C. 0.43 %

D. 0.65%.

8. The capacity of parallel runway pattern depends upon______________?.

A. weather conditions and navigational aids available

B. lateral spacing between two runways and weather conditions

C. lateral spacing between two runways and navigational aids available

D. lateral spacing between two runways, weather conditions and navigational aids available.

Answer = lateral spacing between two runways, weather conditions and navigational aids available

9. As per ICAO, for A, B, and C type of airports, maximum effective, transverse and longitudinal grades in percentage respectively are______________?.

A. 1.0, 1.5 and 1.5

B. 1.0, 1.5 and 2.0

C. 1.5, 1.5 and 2.0

D. 2.0, 2.0 and 2.0.

Answer = 1.0, 1.5 and 1.5