25.5.7.1
A mechanical or welded splice shall develop in tension or compression, as required, at least 1.25fy of the bar.
25.5.7.3
Mechanical or welded splices need not be staggered except as required by 25.5.7.4.
25.5.7.4
Splices in tension tie members shall be made with a mechanical or welded splice in accordance with 25.5.7.1. Splices in adjacent bars shall be staggered at least 750 mm.
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