How Long For Concrete To Cure
How Long For Concrete To Cure . How long will concrete last? If you buy 3500 psi concrete, that means the mix has 3500 pounds per square inch of compressive strength at 28 days. Austin Concrete | How Long Does It Take To Dry? | Alpha Paving from alphapavingtexas.com Concrete is allowed to cure as, a good amount of moisture is allowed to remain in the slab which makes the concrete stronger as time passes, and also helps in drying. In short, leaving concrete anywhere from a week to a month is an appropriate curing time, depending on your concrete mix, the presence of calcium chloride, and the overall humidity of the area. It takes seven days for the concrete to cure enough to support vehicles and heavy machinery.