Plastic Shrinkage Cracking in Concrete Materials Cause: Plastic Shrinkage Cracking occurs as a result of very rapid evaporation of the concrete while it is still in a plastic state. Hot, dry, and windy environmental conditions and lack of countermeasures...
Crazing Diagnosis: Random fine cracking on the surface resembling cracked mud on a dried up pond, but in a smaller pattern. Prevention: Any concrete or masonry surface can be subject to crazing. It can result from tension developed at...
Bug Holes Diagnosis: Also known as blow-holes, bug-holes are small air-bubble voids on the surface of formed concrete. Cause: Air entrapped during concrete placement and consolidation. Three main factors contribute to this condition, improper vibration practice, non-permeable formwork and...
Epoxy floor finishes are inexpensive, durable and outlasting, perfect for garage and basement floors You finally got the tools hanging neatly on an outlined pegboard, and all the paint is organized in carefully labeled cabinets. But now your car...
Polished Concrete Floor Care & Maintenance Polished concrete floors are low-maintenance, as they are more durable and easier to clean than many flooring options. Its relatively high coefficient of friction can make it non-slippery. Polished concrete reduces dust mite...
by Kate Hamilton The fiber-reinforced concrete at the Caterpillar warehouse in Michigan was designed to withstand the weight of heavy-duty construction equipment The Grand Rapids, Mich.-based Caterpillar warehouse demands a lot of its 110,000-square-foot concrete slab. Composed of showrooms,...
This is a critical year for polishing contractors to establish their identities. Outlasting the Growing Pains for Polished Concrete Contractors Something old, something new, something borrowed, something blue. For those of you not familiar with this saying, it has...
by Bill Palmer How many of you believe that we are running out of high quality fly ash? According to Rafic Minkara, president of Headwaters Resources, none of us should raise our hand because he insists there is plenty....
by Joe Nasvik, based upon an interview with Stan Stratton, Director of Technology Development, L.M. Scofield Company What Causes Efflorescence Efflorescence occurs with all concrete and is the most frequent problem that concrete contractors face with colored concrete. Owners...