Section 1.1.7 states this explicitly ... Should the vapor retarder be placed at the bottom of the slab? Placing a concrete floor slab directly on top of an intact vapor retarder helps to ensure ...

ACI 302.1R-04 Guide for Concrete Floor and Slab Construction recommends not specifying or using air-entraining agents for concrete to be given a smooth, dense, hard-troweled finish because ...

“We’re really going back to a tectonic appreciation of architecture,” comments Ranaudo. The average flat concrete floor slab, he continues, is around 10 inches thick, whereas the RFS shells measure ...

Check it regularly to see if the floor is sinking. If so, there's likely some space between the slab and the ground. 3. Drill a hole - Drill a small hole through the concrete and poke through it ...

Holes can appear on concrete floors for a few reasons. Sometimes improper mixing of the concrete leads to a pocket of ...