Proposed Plan for a Sewerage System, and for the Disposal of the Sewage of the City of Providence, Volume 1

Front Cover
Providence Press Company, 1884 - 146 pages
 

Other editions - View all

Common terms and phrases

Popular passages

Page 74 - The right way to dispose of town sewage is to apply it continuously to land, and it is only by such application that the pollution of rivers can be avoided.
Page v - To the Honorable the City Council of the City of Providence: GENTLEMEN...
Page 77 - ... 4. That most rivers and streams are polluted by a discharge into them of crude sewage, which practice is highly objectionable. "5. That so far as we have been able to ascertain, none of the existing modes of treating town sewage, by deposition and by chemicals in tanks, appear to effect much change beyond the separation of the solids and the clarification of the liquids.
Page 74 - And should the law as it stands be found insufficient to enable towns to take land for sewage application, it would, in our opinion, be expedient that the Legislature should give them powers for that purpose.
Page 10 - ... per cent. It may therefore be roughly estimated that about a quarter of a million of persons were saved from death in the ten years 1871-80, who would have died if the death-rate had been the same as in the previous thirty years.
Page 76 - ... of inquiring into the effect on the drainage of lands and inhabited places, of obstructions to the natural flow of rivers or streams, caused by mills, weirs, locks, or other navigation works, and into the best means of remedying any evils thence arising.
Page 77 - ... 6. That, so far as our examinations extend, none of the manufactured manures made by manipulating town's refuse, with or without chemicals, pay the contingent costs of such modes of treatment ; neither has any mode of dealing separately with excreta, so as to defray the cost of collection and preparation by a sale of the manure, been brought under our notice." "7. That town sewage can best and most cheaply be disposed of and purified by the process of land irrigation for agricultural purposes,...
Page 83 - Thus the Beddington and Barking soils, whilst similar in chemical composition, are most widely dissimilar in their action upon sewage. Again, sand and Hambrook soil act very similarly upon sewage, whilst they differ considerably in chemical composition ; and lastly, the Hambrook and Dursley...
Page 19 - ... inoffensive. The limits of this power do not appear to have been reached, but for experiment's sake the earth has been employed a dozen and more times, when it must have come to have more than half its bulk of excrement, with the same result on the dejections as at first, but with the other result of getting a manure too strong foi use by ordinary method.
Page 56 - ... produce a very large volume of air. and to keep up a velocity sufficient to ventilate all the branch sewers, and the drag would consequently be so great through the main that it would force open any house-drain traps or water traps we could form before it would influence the remote branches ; but, putting those difficulties out of the question which appeared to us insuperable, we found that the consumption of coal to extract the required quantity of air, supposing that the sewers could be laid...

Bibliographic information