The American Concrete Institute’s two masonry testing certification programs are now cited in TMS 402/602-16: Building Code Requirements and Specifications for Masonry Structures. The news was ...

The American Concrete Institute has launched two new masonry-related certification programs: the Masonry Field Testing Technician and the Masonry Laboratory Testing Technician. Developed by ACI ...

Efflorescence is a powdery deposit of salts which forms on the surface of bricks and mortar. It is usually white but efflorescence may be yellow, green or brown. Salts enter the wall from various ...

White deposits on the exterior of a home are almost certainly efflorescence. They're just salt crystals that are left behind when water evaporates from the masonry surfaces around a house. The problem ...

In January 2002, the American Concrete Institute (ACI) issued a new standard, ACI355.2-01, which prescribed a comprehensive testing program to ascertain design parameters for post-installed adhesive ...

A powdery substance called efflorescence will sometimes appear on stone, concrete or tile surfaces. This shows up as irregular, whitish blotches and is especially frequent around joints and grout ...

Q: I have noticed a white powder around the edges of my concrete walkway. Should I be concerned? A: You should be concerned if the Drug Enforcement Administration comes knocking on your door. The ...