Here's a bit of good news: a bag of concrete mix costs just $5 ... are one part Portland cement (like Quikrete available from Lowe's), two parts sand, and four parts gravel mixed with water.

today Quikrete's portfolio of brands includes Quikrete, Spec Mix, Rinker Materials, U.S. Pipe, Contech Engineered Solutions, Keystone Hardscapes, Pavestone, Custom Building Products, QPR ...