Chicago : Engineering and Contracting Pub. Co. · leaf 567
Fig. 1—Plan and Section of Horizontal Flow,Imhoff Tank. works are often sadly neglected or operatedby persons having no proper training. The tanks are usually built as deep cir-cular wells 25 to 30 ft. in diameter and 20-25ft. deep. A deep tank is likely to give bettersludge because more gas is…
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
