Sewerage: The Designing, Construction, and Maintenance of Sewerage SystemsJ. Wiley, 1901 - 459 páginas |
Dentro del libro
Resultados 1-5 de 52
Página x
... Centre for Brick Sewers ... 302 26. Form for Concrete Arch ... 27. Sewer - pipe Laid in Concrete .... 28. Sheathing a Badly Caved Trench .. 29. Appliance for Cleaning Sub - drains .. 30. Sewer Crossing Creek above Water 31. Coffer - dam ...
... Centre for Brick Sewers ... 302 26. Form for Concrete Arch ... 27. Sewer - pipe Laid in Concrete .... 28. Sheathing a Badly Caved Trench .. 29. Appliance for Cleaning Sub - drains .. 30. Sewer Crossing Creek above Water 31. Coffer - dam ...
Página 2
... centres of pollution and infection . The liquid por- tions , escaping , pollute the soil and neighboring wells ; the noxious exhalations arising from their putretying contents ance . contaminate the air . " ( Samuel M. Gray's Report 2 ...
... centres of pollution and infection . The liquid por- tions , escaping , pollute the soil and neighboring wells ; the noxious exhalations arising from their putretying contents ance . contaminate the air . " ( Samuel M. Gray's Report 2 ...
Página 13
... with septic tank does not touch upon the objection to the former that its use scatters a large number of centres of soil - pollution throughout a closely populated area . CHAPTER II . DISPOSAL BY DILUTION . ART . 8. THE SYSTEM . 13.
... with septic tank does not touch upon the objection to the former that its use scatters a large number of centres of soil - pollution throughout a closely populated area . CHAPTER II . DISPOSAL BY DILUTION . ART . 8. THE SYSTEM . 13.
Página 69
... centre of the stream . The surface of flow is also retarded by friction with the air , and frequently in the case of house - sewage by a greasy scum which floats upon the surface . The velocity given is really the volume of flow divided ...
... centre of the stream . The surface of flow is also retarded by friction with the air , and frequently in the case of house - sewage by a greasy scum which floats upon the surface . The velocity given is really the volume of flow divided ...
Página 77
... centre of the stream . It will sometimes be impossible to meet this requirement fully , but it should be kept in mind as extremely desirable . In Another objection to too great velocity is the danger of attrition of the sewer - invert ...
... centre of the stream . It will sometimes be impossible to meet this requirement fully , but it should be kept in mind as extremely desirable . In Another objection to too great velocity is the danger of attrition of the sewer - invert ...
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Términos y frases comunes
acre ammonia amount of sewage average back-filling bacteria bottom braces brick sewers brick-work capacity capita catch-basins cement centre chlorine cleaned combined sewers concrete connection construction contractor cost cubic feet danger deposits depth diameter dilution discharge drain driven effluent engineer excavation feet per second filter flowing full flush-tank flushing foot formula gallons given grade ground-water house-connections house-sewage house-sewers inches increase inlets invert inverted siphon iron joints laid least length less lime manhole masonry material maximum method minutes mortar necessary nitrates nitrogen obtained ordinarily organic matter outlet oxidation oxygen pipe sewers placed plank plumb-bob possible probably pump quantity quicksand rainfall removed run-off sand septic tank sewage flow sewer-pipe sewerage sheathing side siphon sludge soil stone storm storm-sewers storm-water stream street sub-drain sufficient surface tank templet tion trench usually velocity ventilation vertical vitrified clay pipe wetted perimeter
Pasajes populares
Página 225 - ... due notice thereof in writing, served personally upon or left 23 at the shop, office, or usual place of abode, or with the agent of the said 24 party of the second part, and the said party of the second part...
Página 224 - Boston, for or on account of any injuries or damages received or sustained by any party or parties, by or from the said Contractor, his servants or agents...