Engineering :: Highway Engineering

@ : Home > Civil Engineering > Highway Engineering

211.

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

212.

According to IRC specifications, the length of any tie bar in concrete pavements should atleast be equal to

A.	one-half	B.	twice
C.	thrice

213.

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

214.

The transverse joint may be a

A.	expansion joint	B.	contraction joint
C.	warping joint	D.	all of these

215.

To prevent the development of excessive compressive stresses in the concrete pavements as a result of expansion caused by increase in temperature, the type of transverse joint provided is

A.	construction joint	B.	contraction joint
C.	expansion joint	D.	all of these

216.

The maximum spacing of contraction joints in unreinforced concrete slabs for a slab thickness of 20 cm is

A.	4.5 m	B.	10 m
C.	15 m	D.	20 m

217.

The dowel bars are used in rigid pavements for

A.	resisting tensile stresses	B.	resisting bending stress
C.	resisting shear stresses	D.	transferring load from one portion to another

218.

Transverse joints are provided at right-angles to the length of road.

Yes

219.

Transverse contraction joints relieve

A.	compressive	B.	tensile
C.	shear

220.

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

A.	10 mm	B.	20 mm
C.	30 mm	D.	40 mm