Question: I am having a house built that is partially on a slab, part above a crawl space. Is it necessary to install a vapor barrier under the concrete, and is this something I can do myself to save ...

Rate of placement and screeding method are baseline decisions that must be made prior to start of placement. Placing/finishing concrete is time sensitive and susceptible to environmental conditions.

Warehouses are not high rises, and vertical pumping of concrete rarely is a problem—but they do pose their own challenges. Defined and stringent Ff/Fl numbers and burnish requirements, high daily ...