A Best Way To Crack Gorenment Job Exams

Civil Engineering Objective Questions { Highway Engineering }



148.  Transverse joints may be classified as
A. expansion joints
B. contraction joints
C. warping joints
D. all the above types.
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149. Transverse joints are provided at distances varying from
A. 10 m to 15 m
B. 12 m to 18 m
C. 16 m to 24 m
D. 17 m to 27 m
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150. Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be
A. 40 cm
B. 52 cm
C. 64 cm
D. 76 cm
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151.  To prevent movement of moisture from subgrade to road pavement on embankments about 0.6 m to 1 m higher than water table, the thickness of cut off layer of coarse sand used, is
A. 15 cm
B. 20 cm
C. 30 cm
D. none of these.
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152.  To prevent movement of moisture from subgrade to road pavement at the same level as that of water-table, thickness of a cut off layer of coarse sand, is
A. 15 cm
B. 20 cm
C. 30 cm
D. 45 cm
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153.  Newly constructed pavement with ordinary Portland cement attains its working strength after
A. 7 days
B. 14 days
C. 21 days
D. 28 days
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154. Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm2, is
A. 17.0 cm
B. 25.5 cm
C. 34.0 cm
D. 42.5 cm
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