Quick-set concrete is a dry concrete mix that has calcium chloride added. Calcium chloride causes the concrete to harden, or set, within 30 minutes or less of adding water to the mix. It can then take ...

Add Yahoo as a preferred source to see more of our stories on Google. This type of DIY is labor intensive and messy, so wear clothes you don't mind messing up or put on a coverall. You can get all of ...