TSPWG 3-250-04_05-8 Use Of Off-The-Shelf Concrete Admixtures As Cold Weather Admixture Systems (CWAS)  

This TSPWG manual provides guidance for combining ordinary concrete admixtures into cold weather admixture systems (CWAS) that depress the freezing point of water to at least 23 °F (–5 °C) and accelerate the hydration rate of portland cement while at that low temperature.