CONCRETE & MATERIAL PLACEMENT

Vapor Barrier Under Concrete Slab
Q: Does a concrete contractor normally install the vapor barrier between the ABC (crushed rock beneath the slab) and the concrete slab or does another company do it? A: Generally, a concrete contractor would be responsible for installing the vapor barrier before pouring the concrete slab since it is part of the preparation work along with setting forms. Kathy ... Read More

Concrete Cracks
Concrete frequently cracks no matter how well the contractor has done his job. Despite concrete unmatched surface durability, it is susceptible to the damage associated with annual freeze/thaw cycles. Some concrete cracks are no problem, but other cracks can be a problem and allow moisture to come up through the concrete slab and damage the flooring and perhaps some furnishings. Identifying ... Read More

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