KC 2023 Crushing Project. This contract provides for the manufacturing and stockpiling of Crushed Surfacing Top Course 3/4"-0, Crushed Surfacing Base Course 1 1/4"-0, Ballast, Snow Sand, Cover Stone, Quarry Spalls, Green Diamond Maintenance Rock, and Quarry Spalls in Green Diamond Stockpile in the Fisher Hill Quarry; the manufacturing and ...