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.
How long should I let the new concrete cure before walking on it? A: Generally speaking, concrete and other Portland cement-based products should be moist-cured for at least 5 to 7 days.Check the product packaging for specific instructions. One alternative to moist-curing is using an Acrylic Concrete Sealer.: Generally speaking, concrete and other Portland cement-based products should be moist-cured for at least 5 to 7 days. Check the product packaging for specific instructions. One alternative to moist-curing is using an Acrylic Concrete Sealer.