The longest distance at which a driver, whose line of sight is 1.2 m above the road surface, can see the top of an object 10 cm high on the surface of road, is called

over taking or passing sight distance

stopping or non-passing sight distance

over taking or passing sight distance

Tie bars in longitudinal joints in concrete pavements

ensure firm contact between slab faces

prevent abutting slabs from separating along the longitudinal joint

The main advantage of providing transition curves on highways, is

to obtain transition from the tangent to the circular curve and from the obtain transition from the tangent to the circular curve and from the circular to the tangent

to obtain a gradual increase of curfature from a value of zero at the tangent to a maximum at the circular curve

to have a gradual increase of super-elevation from zero at the tangent to a specific maximum at the circular curve

As per IRC recommendations, the sub-grade or sub-base layer whatever underlies the concrete wearing slab, in concrete pavements, must confirm to the requirement that

no soft spots are present in the sub-grade or sub-base

the base or sub-base extends to atleast 30 cm wider on either side of the width to be concreted

the sub-grade is properly drained

The main advantage of concrete pavements is that

it offers less resistance to traffic

The major function of reinforcement, in concrete pavements, is

to control the development of cracks

The wearing course in the case of flexible pavements consist of

broken stone and granular material mixed with tar

a mixture of bituminous material and aggregate

Valley curves are required to be introduced at the situations where

a negative grade meets a positive grade

a negative grade meets another milder negative grade

a negative grade meets a steeper positive grade

The prevailing conditions referred to under the possible capacity of a traffic lane are ideal if

there are at least two lanes for the exclusive use to traffic moving in one direction

all the vehicles move at the same uniform speed

the widths of lanes, shoulders and clearances to vertical obstructions beyond the edge of the traffic lane are adequate

The gradients of trace cuts for hill roads are kept

20 to 25% easier than the ruling gradient

10 to 20% easier than the ruling gradient

20 to 25% easier than the ruling gradient

10 to 20% steeper than the ruling gradient

20 to 25% steeper than the ruling gradient

257 + Mcqs in General in Highway Engineering Page 5 McqOptions

201.	When the bearing capacity of soil is poor and the intensity of traffic is high, an additional layer is provided between the soling and sub-grade. This additional layer is called
A.	wearing layer
B.	sub-base
C.	road surfacing
D.	all of these
Answer» C. road surfacing

Discussion

202.	When the rainfall is more, flatter gradients should be provided in the side drains and the road.
A.	Yes
B.	No
Answer» C.

Discussion

203.	In scanty rainfall areas, the camber provided will be
A.	flatter
B.	steeper
C.	zero
D.	none of these
Answer» B. steeper

Discussion

204.	On kankar road, the camber generally provided is
A.	1 in 24 to 1 in 30
B.	1 in 30 to 1 in 48
C.	1 in 48 to 1 in 60
D.	1 in 60 to 1 in 80
Answer» B. 1 in 30 to 1 in 48

Discussion

205.	On cement concrete roads, the comber generally provided is 1 in 70 to 1 in 80.
A.	Agree
B.	Disagree
Answer» B. Disagree

Discussion

206.	For cement concrete roads, a minimum gradient of 1 in 330 can be provided.
A.	True
B.	False
Answer» B. False

Discussion

207.	Gradients more than the floating gradient result in the
A.	decrease
B.	increase
Answer» C.

Discussion

208.	The longest distance at which a driver, whose line of sight is 1.2 m above the road surface, can see the top of an object 10 cm high on the surface of road, is called
A.	crossing sight distance
B.	stopping or non-passing sight distance
C.	over taking or passing sight distance
D.	lateral sight distance
Answer» C. over taking or passing sight distance

Discussion

209.	Formation width on curves of motorable road carrying a total load above 400 tonnes per day is kept as
A.	4 m
B.	5 m
C.	7.25 m
D.	11 m
Answer» E.

Discussion

210.	The slope of the line joining the crown and edge of the road surface is known as
A.	cross-fall
B.	corss-slope
C.	camber
D.	any one of these
Answer» E.

Discussion

211.	A road sign is generally installed above the ground at a height of
A.	2.75 m to 2.80 m
B.	2.95 m to 3.00 m
C.	3.15 m to 3.5 m
D.	more than 3.5 m
Answer» B. 2.95 m to 3.00 m

Discussion

212.	A road within a city or town in called an urban road.
A.	True
B.	False
Answer» B. False

Discussion

213.	The distance, measured along the centre line of a road, over which a driver can see the opposite object on the road surface, is called
A.	sight distance
B.	visibility
C.	clear distance
D.	none of these
Answer» B. visibility

Discussion

214.	A department of public works (now known as Central Public Works Department) was formed to look after the work of road construction during the period of
A.	Lord William Bentincic
B.	Lord Dalhousie
C.	Lord Mayo
D.	Lord Ripon
Answer» C. Lord Mayo

Discussion

215.	If the width of cariage way is 10 m and the outer edge is 40 cm higher than the inner edge, then the super-elevation required is
A.	1 in 25
B.	1 in 100
C.	1 in 400
D.	none of these
Answer» B. 1 in 100

Discussion

216.	A camber of 1 in 30 means that for a 30 m wide road, the crown of the road will be
A.	0.5 m
B.	1 m
Answer» B. 1 m

Discussion

217.	According to IRC recommendations, the width of transverse expansion joint should be
A.	10 mm
B.	20 mm
C.	30 mm
D.	40 mm
Answer» C. 30 mm

Discussion

218.	Tie bars in longitudinal joints in concrete pavements
A.	ensure firm contact between slab faces
B.	prevent abutting slabs from separating along the longitudinal joint
C.	act as load transfer devices
D.	all of the above
Answer» E.

Discussion

219.	The type of transition curve recommended by the IRC is
A.	cubic parabola
B.	cubic spiral
C.	lamniscate
D.	none of these
Answer» C. lamniscate

Discussion

220.	According to IRC, the minimum length of the summit or valley curve should not be less than
A.	one-half
B.	one-fourth
C.	two-third
Answer» B. one-fourth

Discussion

221.	Transition curves are not provided on highways.
A.	Right
B.	Wrong
Answer» C.

Discussion

222.	A circular curve may be a vertical curve.
A.	Yes
B.	No
Answer» C.

Discussion

223.	The fundamental condition for a perfect transition curve is that radius of curvature at any point should be
A.	directly
B.	inversely
Answer» C.

Discussion

224.	The main advantage of providing transition curves on highways, is
A.	to obtain transition from the tangent to the circular curve and from the obtain transition from the tangent to the circular curve and from the circular to the tangent
B.	to obtain a gradual increase of curfature from a value of zero at the tangent to a maximum at the circular curve
C.	to have a gradual increase of super-elevation from zero at the tangent to a specific maximum at the circular curve
D.	all of the above
Answer» E.

Discussion

225.	As per IRC recommendations, the sub-grade or sub-base layer whatever underlies the concrete wearing slab, in concrete pavements, must confirm to the requirement that
A.	no soft spots are present in the sub-grade or sub-base
B.	the base or sub-base extends to atleast 30 cm wider on either side of the width to be concreted
C.	the sub-grade is properly drained
D.	all of the above
Answer» E.

Discussion

226.	Clothoid is the ideal shape of a transition curve.
A.	Agree
B.	Disagree
Answer» B. Disagree

Discussion

227.	A curve at the valley between two hills having a concave shape is called a valley curve.
A.	Right
B.	Wrong
Answer» C.

Discussion

228.	A lamniscate fulfils the requirements of a true transition curve.
A.	Right
B.	Wrong
Answer» C.

Discussion

229.	The main advantage of concrete pavements is that
A.	it offers less resistance to traffic
B.	it is not slippery when clean
C.	it has low maintenance cost
D.	all of these
Answer» E.

Discussion

230.	The flexible pavements have self-healing properties.
A.	Right
B.	Wrong
Answer» B. Wrong

Discussion

231.	The major function of reinforcement, in concrete pavements, is
A.	to strengthen the slab
B.	to hold together the cracks
C.	to control the development of cracks
D.	all of these
Answer» D. all of these

Discussion

232.	The wearing course in the case of flexible pavements consist of
A.	hard well burnt clinker
B.	broken stone and granular material mixed with tar
C.	a mixture of bituminous material and aggregate
D.	all of the above
Answer» D. all of the above

Discussion

233.	The stresses set up in concrete pavements due to change in moisture content are very
A.	high
B.	low
Answer» C.

Discussion

234.	The longitudinal joint in concrete pavements, as recommended by IRC, is of
A.	tongue and groove type
B.	butt type
C.	weakened plane type
D.	hinged type
Answer» C. weakened plane type

Discussion

235.	According to IRC recommendations, the maximum spacing of a transverse expansion joint in unreinforced concrete pavements for a slab thickness of 20 cm should be
A.	4.5 m
B.	15 m
C.	27 m
D.	37 m
Answer» E.

Discussion

236.	The transverse contraction joints in unreinforced concrete pavements are provided at much closer intervals than the expansion joints.
A.	Agree
B.	Disagree
Answer» B. Disagree

Discussion

237.	In CBR test, the value of CBR is calculated at
A.	2.5 mm penetration only
B.	5 mm penetration only
C.	both 2.5 and 5 mm penetration
D.	none of these
Answer» D. none of these

Discussion

238.	In the initial stage of construction of hill roads, no curve should have a radius less than
A.	20 m
B.	30 m
C.	40 m
D.	50 m
Answer» C. 40 m

Discussion

239.	Valley curves are required to be introduced at the situations where
A.	a negative grade meets a positive grade
B.	a negative grade meets another milder negative grade
C.	a negative grade meets a steeper positive grade
D.	all of the above
Answer» E.

Discussion

240.	The converence of chief engineers of all provinces was held at Nagpur in
A.	1943
B.	1947
C.	1958
D.	1960
Answer» B. 1947

Discussion

241.	End of speed limit' is a
A.	regulatory sign
B.	warning sign
C.	informatory sign
D.	none of these
Answer» D. none of these

Discussion

242.	The difference of levels between two points A and B is 1 metre and their distance apart is 50 metres, the gradient is said to be
A.	1 in 50 or 2%
B.	1 in 5 or 20%
C.	1 in 20 or 5%
D.	none of these
Answer» B. 1 in 5 or 20%

Discussion

243.	The prevailing conditions referred to under the possible capacity of a traffic lane are ideal if
A.	there are at least two lanes for the exclusive use to traffic moving in one direction
B.	all the vehicles move at the same uniform speed
C.	the widths of lanes, shoulders and clearances to vertical obstructions beyond the edge of the traffic lane are adequate
D.	all of the above
Answer» E.

Discussion

244.	Which of the following is not a transition curve?
A.	Compound curve
B.	cubic spiral
C.	Cubic parabola
D.	True spiral
Answer» B. cubic spiral

Discussion

245.	As per IRC recommendations, traffic volume study is carried out for rural roads for
A.	7
B.	14
C.	21
D.	28
Answer» B. 14

Discussion

246.	A wall constructed to retain the earth from slippage on the hill side of the roadway is called
A.	breast wall
B.	retaining wall
C.	parapet wall
D.	none of these
Answer» B. retaining wall

Discussion

247.	The function of a road base is to transmit load of the traffic from the
A.	soling
B.	surfacing
Answer» C.

Discussion

248.	The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. This point of contact will be found to be longitudinally about 25 mm and every piece of stone put into a road which exceeds 25 mm in any of its dimensions is mischievous. This statement is according to Macadam.
A.	Correct
B.	Incorrect
Answer» B. Incorrect

Discussion

249.	The gradients of trace cuts for hill roads are kept
A.	10 to 20% easier than the ruling gradient
B.	20 to 25% easier than the ruling gradient
C.	10 to 20% steeper than the ruling gradient
D.	20 to 25% steeper than the ruling gradient
Answer» B. 20 to 25% easier than the ruling gradient

Discussion

250.	The stopping sight distance is the
A.	summit
B.	difference
C.	product
Answer» B. difference

Discussion

Explore topic-wise MCQs in Highway Engineering.

When the bearing capacity of soil is poor and the intensity of traffic is high, an additional layer is provided between the soling and sub-grade. This additional layer is called

When the rainfall is more, flatter gradients should be provided in the side drains and the road.

In scanty rainfall areas, the camber provided will be

On kankar road, the camber generally provided is

On cement concrete roads, the comber generally provided is 1 in 70 to 1 in 80.

For cement concrete roads, a minimum gradient of 1 in 330 can be provided.

Gradients more than the floating gradient result in the

The longest distance at which a driver, whose line of sight is 1.2 m above the road surface, can see the top of an object 10 cm high on the surface of road, is called

Formation width on curves of motorable road carrying a total load above 400 tonnes per day is kept as

The slope of the line joining the crown and edge of the road surface is known as

A road sign is generally installed above the ground at a height of

A road within a city or town in called an urban road.

The distance, measured along the centre line of a road, over which a driver can see the opposite object on the road surface, is called

A department of public works (now known as Central Public Works Department) was formed to look after the work of road construction during the period of

If the width of cariage way is 10 m and the outer edge is 40 cm higher than the inner edge, then the super-elevation required is

A camber of 1 in 30 means that for a 30 m wide road, the crown of the road will be

According to IRC recommendations, the width of transverse expansion joint should be

Tie bars in longitudinal joints in concrete pavements

The type of transition curve recommended by the IRC is

According to IRC, the minimum length of the summit or valley curve should not be less than

Transition curves are not provided on highways.

A circular curve may be a vertical curve.

The fundamental condition for a perfect transition curve is that radius of curvature at any point should be

The main advantage of providing transition curves on highways, is

As per IRC recommendations, the sub-grade or sub-base layer whatever underlies the concrete wearing slab, in concrete pavements, must confirm to the requirement that

Clothoid is the ideal shape of a transition curve.

A curve at the valley between two hills having a concave shape is called a valley curve.

A lamniscate fulfils the requirements of a true transition curve.

The main advantage of concrete pavements is that

The flexible pavements have self-healing properties.

The major function of reinforcement, in concrete pavements, is

The wearing course in the case of flexible pavements consist of

The stresses set up in concrete pavements due to change in moisture content are very

The longitudinal joint in concrete pavements, as recommended by IRC, is of

According to IRC recommendations, the maximum spacing of a transverse expansion joint in unreinforced concrete pavements for a slab thickness of 20 cm should be

The transverse contraction joints in unreinforced concrete pavements are provided at much closer intervals than the expansion joints.

In CBR test, the value of CBR is calculated at

In the initial stage of construction of hill roads, no curve should have a radius less than

Valley curves are required to be introduced at the situations where

The converence of chief engineers of all provinces was held at Nagpur in

End of speed limit' is a

The difference of levels between two points A and B is 1 metre and their distance apart is 50 metres, the gradient is said to be

The prevailing conditions referred to under the possible capacity of a traffic lane are ideal if

Which of the following is not a transition curve?

As per IRC recommendations, traffic volume study is carried out for rural roads for

A wall constructed to retain the earth from slippage on the hill side of the roadway is called

The function of a road base is to transmit load of the traffic from the

The gradients of trace cuts for hill roads are kept

The stopping sight distance is the