shotcrete application
Preventing voids, or "shadows" during the shotcrete application process is crucial, says Dave Peterson, and it's particularly tricky in designs with steel close together. In those cases, he says, use this detail.
Tying form boards to structural steel is a huge mistake, says Paolo Benedetti: There's no standard or rationale that supports the practice, and as he notes here, that's simply because doing so conjures a host of problems and can result in structurally incompetent walls and shells.
W.R. Meadows (Hampshire, IL) offers Clay-Tite, a dual-layer waterproofing system consisting of virgin HDPE (20…












Perfecting Substrates (the importance of bonding agents)