Answer / muhammad asif

in case of continuous beams the top bars are lapped the center because the tension at the center at the top of the beam is almost zero and it is in compression while the bottom bars are lapped at the support because tension is at the top at support.

Answer / maqsood

In simply supported beam lapping is not permissible.
In continuous beam
Top bars can be lap at L/3
Bottom bars can be lap before or after V.Support

Answer / r satya nagendra babu

in Tensinon Zone reinforcement lapping ie.., Davalaping length ia between L/3 and in Compresion zone it will be in cnter of the span in simply suppoting beam and davaloping length should be 45-50 X dia of rod

Answer / jagga

The location of splice should be 30-50 cm above the floor level

Answer / saif rizvi

In simply supported beam lapping is not permissible.
In continuous beam
Top bar can be lap at the center or l/3
Bottom bar can be lap at l/3
This loction is as per bending moment

Answer / rahul sharma

In beams:
In Top bars, lap should be comes under the portion of L/2 (Regular Zone) and not more than 50% of can be lapped a single point so lap should be alternate. And the min. distance b/w two alternate lap must be spaced by LD from the center to center of lap.

In bottom bars laps come under the portion of L/2. Where L is clear length of the beam.

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