With almost 30 years experience in the mobile crushing screening equipment industry US Crush Screen takes pride in being the best equipment source for any application. Aggregate Production and Washing, Coal Processing, Mulch and Topsoil, Chert and Dirt Screening, C D, RAP and Landfill Waste Recycling, as well as many other miscellaneous uses.Cedarapids provides a complete range of crushing and screening equipment to customers around the world operating in four key industries mining. aggregates. demolition and recycling. industrial minerals. Our equipment is designed to produce the highest quality end products in processing hard and soft rock, sand and gravel, ore and industrial.