This compression system is a very handy invention, especially for Web users, because it lets you reduce the overall number of bits and bytes in a file so it can be transmitted faster over slower Internet connections, or take up less space on a disk.
Concrete hardens to 600PSI (Minimum) after 24 hours. This means that 5 three grown men could all stand on a pogo stick (if that were possible) who's base covers 1 square inch without harming the concrete. You walking with shoes on exert about 10 PSI, well below anything that could damage the new pour.
Water based polyurethane dries faster. 1  4-6 hrs before you can walk on the floors. 2  Hours 6-24, you can walk on the floors with socks. 3  Avoid shoes and bare feet. 4  And, make sure your pets don't walk on the floors during this interval. 5  1 hrs you can walk on it with shoes. 6  After 2 days, you can move furniture back. After 4 days, you can move furniture back on to the floors. 2  It's ideal to wait 1-2 weeks before dogs walk on the floors (unless they use doggie socks). 3  It takes a full 30 days for the floors to cure, so it's ideal to wait 30 days before putting area rugs on the surface.