Calcium chloride is the most effective and least expensive cold weather accelerator for concrete. But its use may be limited by building codes or prohibited by some specifications. Contractors then ...

There are three primary objectives for cold weather concreting: 1) protect the newly placed concrete from early-age freezing, 2) protect concrete to ensure adequate strength development, and 3) ...

Drexel University engineers have shown that a concrete mix designed to gently warm itself in cold weather can cut damaging freeze-thaw cycles outdoors, pointing to longer-lasting pavements for cold ...

We frequently get questions regarding cold weather concrete placements. Can concrete be poured/placed in cold weather? What are the protections required to assure a good placement? Should I seal the ...