Guide to Air Quality Permitting for Concrete Batch Plants
A typical concrete batch plant mixes water, cement, fine aggregate (, sand) and coarse aggregate (, gravel) and a small amount of supplemental materials in a very large drum to create concrete. 1 At most commercialscale concrete plants, the cement is stored in silos and fed on a conveyor belt to a loading point where feeds of sand, gravel, and supplement join the cement feed. The