civil engineering MCQs – Page 159

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 Review each marked answer and report any item that may be outdated or unclear.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
3161. The transition curve used in the horizontal alignment of highways as per IRC recommendations is_______________?
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A. spiral

B. lemniscate

C. any of the above

D. cubic parabola

3162. The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as_______________?
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A. sloping drain

B. side drain

C. cross drain

D. catchwater drain
3163. Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?
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A. road side interview method

B. return postcard method

C. home interview method

D. license plate method
3164. Reaction time of a driver_______________?
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A. none of the above

B. increases with increase in speed

C. decreases with increase in speed

D. is same for all speeds

3165. When a number of roads are meeting at a point and only one of the roads is important, then the suitable shape of rotary is________________?
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A. elliptical

B. turbine

C. circular

D. tangent
3166. Maximum daily traffic capacity of bituminous pavements is______________?
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A. 2000 tonnes per day

B. 1000 tonnes per day

C. 500 tonnes per day

D. 1500 tonnes per day
3167. The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve is 35, is______________?
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A. 3

B. 7

C. 5

D. 0
3168. For design, that length of transition curve should be taken which is_____________?
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A. based on allowable rate of change of centrifugal acceleration

B. based on rate of change of super elevation

C. higher of (A) and (B)

D. smaller of (A) and (B)

3169. Select the correct statement________________?
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A. Quantity of binder required for tack coat is less than that required for prime coat

B. Seal coat is the final coat over certain previous bituminous pavements

C. Prime coat treatment is given for plugging the voids in water bound macadam during bituminous road construction

D. A bitumen primer is a high viscosity cutback
3170. Which of the following represents hardest grade of bitumen ?
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A. 60/70

B. 100/120

C. 80/100

D. 30/40
3171. If aggregate impact value is 20 to 30 percent, then it is classified as_______________?
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A. satisfactory for road surfacing

B. exceptionally strong

C. strong

D. unsuitable for road surfacing

3172. Most suitable material for highway embankments is______________?
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A. granular soil

B. silts

C. organic soil

D. clays

3173. Scientific planning of transportation system and mass transit facilities in cities should be based on_____________?
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A. accident data

B. traffic volume data

C. origin and destination data

D. spot speed data

3174. Which of the following represents a carpet of sand-bitumen mix without coarse aggregates ?
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A. mastic asphalt

B. sheet asphalt

C. bituminous concrete

D. bituminous carpet

3175. The most efficient traffic signal system is________________?
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A. simultaneous system

B. flexible progressive system

C. simple progressive system

D. alternate system

3176. As per IRC recommendations, the maximum limit of super elevation for mixed traffic in plain terrain is_______________?
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A. 1 in 15

B. 1 in 10

C. equal to camber

D. 1 in 12.5

3177. If the stopping distance is 60 meters, then the minimum stopping sight distance for two lane, two way traffic is_________________?
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A. 60m

B. 30m

C. 120m

D. 180m

3178. If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be________________?
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A. less than b/2h and also less than co-efficient of lateral friction

B. greater than b/2h and less than co-efficient of lateral friction

C. greater than b/2h and also greater than coefficient of lateral friction

D. less than b/2h and greater than co-efficient of lateral friction

3179. The suitable surfacing material for a bridge deck slab is________________?
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A. mastic asphalt

B. bituminous carpet

C. sheet asphalt

D. rolled asphalt

3180. The camber for hill roads in case of bituminous surfacing is adopted as________________?
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A. 3%

B. 4%

C. 2%

D. 2.5%