A post-tensioned concrete slab construction joint incorporates a keyed profile measuring one and one-half inches deep with a length of one foot zero inches. The key is positioned at one-third intervals of the total slab height and spaced typically at two feet zero inches on center along the joint.
. 1 1/2" DEEP H/3 H/3 H/3 H @ 2'-0" ON CENTER TYP 1'-0" KEY TOP OF PT SLAB
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