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What is construction joint and
expansion joint in CC pavements
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Answer Posted / r.k.sharma
In cc pavemement construction joints are provided whenever
concrete is suspended for more than 30 minutes.excepting in
the case of emergency ,construction joints shall be
suspended at the regular interval of contraction and
expansion joint. expansion joints are provided to expand
concrete in summer season and thus relieving compressive
stresses due to expansion and inhibiting any tendency
towards buckling of concrete slabs.
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