Modern Methods of Sewage PurificationC. Griffin, limited, 1911 - 356 pages |
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Common terms and phrases
acid acre aeration Alumino-ferric ammonia amount average capacity carriers cent chemical Chorley clay clinker coarse Commission on Sewage considerable contact beds cost crops crude sewage cube yard deep depth discharge districts domestic sewage dry weather flow effluent feet Fifth Report filtering material filtration flow of sewage gallons Hartley Wintney inches land lime liquid manure method million gallons nitrogen nuisance outfall sewer Oxygen absorbed percolating filters phosphoric acid pipes Plate pollution precipitation pressed cake Prestolee pumping quantity rainfall rate of filtration rate of flow regards river Rochdale Royal Commission screen septic tank septic tank liquor settling tanks Sewage Disposal sewage farm sewage flow sewage purification sewers sill Slaithwaite soil and subsoil storm overflows storm water stream subsoil subsoil water surface irrigation suspended matter suspended solids TABLE tank liquor tank treatment tons Total towns twenty-four hours underdrains usually volume of sewage washing waste water supply wet sludge
Popular passages
Page 281 - For the guidance of local authorities we may provisionally state that an effluent would generally be satisfactory if it complied with the following conditions' (1) That it should not contain more than 3 parts per 100,000 of suspended matter; and (2) That, after being filtered through filter paper, it should not absorb more than(a) 0.5 part by weight per 100,000 of dissolved or atmospheric oxygen in 24 hours.
Page 19 - In 1839 a select committee was again appointed to inquire into the state of railway communication, and as a result of its recommendations a general "saving" clause was inserted in the Croydon railway bill.28 In 1840 another select committee was appointed by the House of Commons to inquire into railway af«CF Adams, Railroads, p.
Page 18 - ... in suspension more than three parts by weight of dry mineral matter, or one part by weight of dry organic matter in 100,000 parts by weight of the liquid.
Page 4 - That the increasing pollution of the rivers and streams of the country is an evil of national importance, which urgently demands the application of remedial measures ; that the discharge of sewage and of the noxious refuse of factories into them, is a source of nuisance and danger to health ; that it acts injuriously not only on the locality where it occurs, but also on the population of the districts through which the polluted...
Page 42 - What method or methods of treating and disposing of sewage (including any liquid from any factory or manufacturing process) may properly be adopted, consistently with due regard for the requirements of the existing law, for the protection of the public health, and for the economical and efficient discharge...