Sludge Drying Bed Design

specific treatment (without any chemical pre treatment) on sludge drying reed beds.But, most of the actual experience gained in sludge drying reed bed concerns essentially activated sludge where a general design of 50kgdm.M-2.Yr-1 and at least 6-8 beds are recommended (linard et al., 1995; mellstrom and jager, 1994; nielsen, 2003).