ট্রান্সপোর্টেশন ইঞ্জিনিয়ারিং MCQ
161. The length of side of warning sign boards of roads is-
30cm
60cm
45cm
75cm
162. The transverse joint may be a --joint.
expansion
warping
contraction
all of these
163. The structure of a road is composed of-
base
sub-base
sub-grade
all of these
164. The enoscope is used to determine--
spot speed
average speed
running speed
travel time
165. The colour of light used for visibility during fog is-
red
green
yellow
white
166. For undeveloped area, the type of gauge adopted is-
broad gauge
metre gauge
narrow gauge
all of these
167. The resistance of the train is due to-
speed
curves
gradient
all of these
168. The maximum number of vehicles can be paked with-
parallel parking
right angle parking
45° angle parking
75° angle parking
169. The traffic census is carried out to study-
speed & delay
road paking
traffic volume
origin & destination
170. The practical capacity of a highway is---that of possible capacity.
same as
less than
more than
both (a) and (b)
171. The sub-base course is placed immediately above the-
sub-grade
base
wearing course
none of these
172. The broad gauge--- is wide.
0.6096m
1m
0.762m
1.676m
173. In snow-bound sections, the superelevation on roads should not be more than-
7%
9%
8%
10%
174. 'Dead slow' is a-
regulatory sign
warning sign
informatory sign
none of these
175. The width of the class 5 road is-
2.45m
4.9m
3.65m
6m
176. The thickness of the parapet wall, on the valley side of the roadway, is usually kept as-
20cm 60cm
60cm
40cm
80cm
177. The maximum super-elevation on hill roads should not exceed-
7%
8%
9%
8.33%
178. The depth of reinforcement, below the surface of pavement, is kept as-
25mm
50mm
75mm
100mm
179. A cement grouted road is an example of ---pavement.
semi-rigid
flexible
rigid
all of these
180. The minimum thickness of the base of a flexible pavement is kept as-
5cm
15cm
10cm
20cm