<p>Quikrete 80 lb. Concrete Mix can be used for building or repairing foundation walls, sidewalks, curbs, steps and ramps and for setting posts. This mix designed for pouring concrete 2 in. thick or more. Quikrete 80 lb. Concrete Mix consists of a uniformly blended, properly proportioned mixture of gravel, sand and Portland cement.</p> <ul><li> Use for making repairs to foundation walls, walkways or steps and setting mailboxes and posts</li> <br /> <li>For pouring concrete 2 in. thick or more</li> <br /> <li>Just add water</li> <br /> <li>60 minute working time</li> <br /> <li>High-strength 4000 psi concrete</li> <br /> <li>Meets ASTM C 387 compressive strength requirements</li></ul>