. Engineering and Contracting . 0 Sec. 3 plus 85 nev joints or entire ex- tension. 1918. ?•June 1 4 335 .150 .255 Special Adaption of Imhoff Tanks for Sewage Treatment at Miami Camps Sedimentation tanks of a modified Imhoff pattern are usedfor the treatment of sewage from the construction campsof the Miami Conservancy District, Dayton, O. An interest-ing description of the tank and the sewer systems at thesecamps is given in the May Miami Conservancy Bulletin, fromwhich the matter following is abstracted. The application of a system of sewage treatment to tbeneeds of the conservancy camps natu


. Engineering and Contracting . 0 Sec. 3 plus 85 nev joints or entire ex- tension. 1918. ?•June 1 4 335 .150 .255 Special Adaption of Imhoff Tanks for Sewage Treatment at Miami Camps Sedimentation tanks of a modified Imhoff pattern are usedfor the treatment of sewage from the construction campsof the Miami Conservancy District, Dayton, O. An interest-ing description of the tank and the sewer systems at thesecamps is given in the May Miami Conservancy Bulletin, fromwhich the matter following is abstracted. The application of a system of sewage treatment to tbeneeds of the conservancy camps naturally required specialadaptation. The camps are small, the two largest were builtto accommodate a total maximum camp population of about500. For conservancy use they would be operated about fouryears, after which the whole camp plant would have to bedisposed of. The,sites are all several miles from the near-est town or city, but in all cases except one are near rail-way or electric railway lines. Under such circumstances it. <^=- A Fig. 1—Water Average pressure. 70 lbs ?By pump and gallon measure. i Sewer Pipe Layout at Germantown Camp ofMiami Conservancy District. This is the most conipact camp layout. The camp accommodatesabout 300 people. Water and sewer pipes in the same trench areindicated by solid lines. Sewer pipe lines by dotted lines. Waterpipes by dot-and-dash lines. All houses are provided with electric,water and sewerage facilities. was considered best to so design the camps that they couldbecome permanent villages after the conservancy work wasdone. The buildings are inexpensive. 1 or 2-story structuresof the summer cottage type, with water, electric and sewer-age service provided. The sewerage service in such a case must be simple andinexpensive. It rnust be simple because after the conserv-ancy work is done, skilled attendance it out of the must be inexpensive , obviously, both for conservancy useand for later recoupment of cost in the sale of


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