civil engineering MCQs – Page 161

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs
3201. The maximum limit of water absorption for aggregate suitable for road construction is____________?
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A. 0.6%

B. 1.00%

C. 0.40%

D. 0.80%

3202. For a constant value of coefficient of lateral friction, the value of required super-elevation increases with_______________?
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A. increase in both speed and radius of curve

B. decrease in both speed and radius of curve

C. increase in speed and with decrease in radius of curve

D. decrease in speed and with increase in radius of curve
3203. The most economical lighting layout which is suitable for narrow roads is_______________?
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A. staggered system

B. none of the above

C. single side lighting

D. central lighting system

3204. In highway construction on super elevated curves, the rolling shall proceed from_________________?
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A. lower edge towards the upper edge

B. upper edge towards the lower edge

C. sides towards the centre

D. centre towards the sides

3205. Stopping sight distance is always_______________?
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A. equal to overtaking sight distance

B. less than overtaking sight distance

C. none of the above

D. more than overtaking sight distance

3206. For the design of super elevation for mixed traffic conditions, the speed is reduced by_____________?
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A. 75%

B. 25%

C. 20%

D. 15%

3207. The length of clear zone for none instrument runway of a small aircraft is________________?
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A. 750 m

B. 600 m

C. 150 m

D. 300 m
3208. Which of the following is an example of failure in flexible pavements ?
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A. Warping cracks

B. Shrinkage cracks

C. Alligator cracking

D. Mud pumping

3209. An airport has 4 gates. If the weighted average gate occupancy time is 30 minutes and gate utilisation factor is 0.5, then the capacity of the gate will be___________________?
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A. 1 aircraft per hour

B. 2 aircrafts per hour

C. 4 aircrafts per hour

D. 16 aircrafts per hour

3210. Which of the following is used for servicing and repairs of the aircraft ?
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A. Apron

B. Terminal building

C. Hanger

D. holding apron

3211. The cruising speed of the aircraft is 500 kmph. If there is a head wind of 50 kmph, then the air speed and ground speed of the aircraft respectively will be_________________?
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A. 500 kmph and 500 kmph

B. 450 kmph and 500 kmph

C. 450 kmph and 450 kmph

D. 500 kmph and 450 kmph

3212. Consider the following statements: Wind rose diagram is used for the purposes of_________________?
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A. estimating the runway capacity

B. geometric design of holding apron </strong>

C. runway orientation

D. ect the correct answer?

3213. 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.?
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A. ect your answer based on coding system given below

3214. 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______________?
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A. 68

B. 44

C. 32

D. 36
3215. 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____________________?
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A. 48C

B. 25C

C. 35.5C

D. 32C

3216. 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__________________?
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A. 0.40%

B. 0.1 %

C. 0.30%

D. 0.20%

3217. As per UK design criteria, if LCN of aircraft is between 1.25 to 1.5 times the LCN of pavement, then the number of movements allowed are__________________?
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A. Zero

B. 3000

C. 300

D. Unrestricted

3218. The length of runway under standard conditions is 2000 m. The elevation of airport site is 300 m. Its reference temperature is 33.05C. If the runway is to be constructed with an effective gradient of 0.25 percent, the corrected runway length will be________________?
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A. 2700 m

B. 2600 m

C. 2500 m

D. 2800 m

3219. As per ICAO, the minimum basic runway length for A and E type of airport will be________________?
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A. 2100 m and 750 m

B. 1500 m and 600 m

C. 2100 m and 600 m

D. 1500 m and 750 m

3220. The minimum width of clearway is_______________?
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A. 50 m

B. 150 m

C. 100 m

D. 250 m