Concrete typically takes 24 to 48 hours to dry enough for you to walk or drive on it. However, concrete drying is a continuous and fluid event, and usually reaches its full effective strength after about 28 days.
How Long to Let Concrete Cure?
Concrete is one of the most widely used building materials in the world and for good reason—it is strong, durable, and cost–effective.
However, concrete does require proper curing in order to reach its full potential. If you don’t allow concrete to cure properly, it won’t be as strong or durable as it should be.
So, how long should you let concrete cure? Generally speaking, concrete needs at least 28 days to cure properly. This time frame is based on the amount of time it takes for the concrete to reach 90% of its full strength.
However, this curing time can vary depending on the type of concrete, the climate, and the curing process you use. For example, concrete that is exposed to extremely cold or hot temperatures may need more time to cure than concrete that is exposed to more moderate temperatures.
The best way to ensure that your concrete is cured properly is to use a curing compound. This compound is applied to the surface of the concrete and helps to maintain moisture and temperature levels in order to promote proper curing.
Curing compounds also help to prevent cracking and other surface damage that can occur during the curing process. It’s also important to note that concrete will continue to gain