The Separate System of Sewerage: Its Theory and ConstructionD. Van Nostrand Company, 1891 - 281 Seiten |
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Seite 29
... laid down as a fundamental proposition to which there are no exceptions . " The general death rate falls after the sewering of a city , and , other things being equal ; never again reaches the maximum of its ante - sewered condition ...
... laid down as a fundamental proposition to which there are no exceptions . " The general death rate falls after the sewering of a city , and , other things being equal ; never again reaches the maximum of its ante - sewered condition ...
Seite 43
... laid beneath the line of saturation have proved to be practically useless from lack of a proper con- ception of the influence of ground water and lack of proper methods for its removal or exclusion from the sewers proper . The subject ...
... laid beneath the line of saturation have proved to be practically useless from lack of a proper con- ception of the influence of ground water and lack of proper methods for its removal or exclusion from the sewers proper . The subject ...
Seite 45
... laid in hydraulic cement are preferable . Flushing . While the problem of flushing the small sewers of the Separate System is a much less difficult one than that of flushing the large sewers of the Combined System , still the matter is ...
... laid in hydraulic cement are preferable . Flushing . While the problem of flushing the small sewers of the Separate System is a much less difficult one than that of flushing the large sewers of the Combined System , still the matter is ...
Seite 49
... laid in the same trench with the sewers . In the sewers of Pullman , Ill . , designed by Benezette Wil- liams , C. E. , the sewers are flushed by connections with the water mains , and the house drains are flushed by automatic flushing ...
... laid in the same trench with the sewers . In the sewers of Pullman , Ill . , designed by Benezette Wil- liams , C. E. , the sewers are flushed by connections with the water mains , and the house drains are flushed by automatic flushing ...
Seite 59
... laid down on the profiles . The method of determining the proper grades is fully described in the following pages , as also the method of determining the loss of elevation on curves and in the case of a smaller sewer being tributary to ...
... laid down on the profiles . The method of determining the proper grades is fully described in the following pages , as also the method of determining the loss of elevation on curves and in the case of a smaller sewer being tributary to ...
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Häufige Begriffe und Wortgruppen
acre per day ammonias amount applied assessing average back-filling bacteria branches brick sewers cement mortar cent City clean Combined System connected construction consumption contractor cost cubic curve depth of flow diem per capita discharge drainage effluent Engineer excavation and back filled filtration fixtures flush-tanks flushing foot for excavation foot for furnishing furnishing and laying gallons grade house drains house sewer inches inches in diameter increased iron pipe joints laid lamp-holes less lineal foot man-holes material maximum method necessary nitrates nitric acid nitrification nitrogen obstructions organic matter outlet oxidation placed plumbing plumbing fixtures population Price per lineal proper quantity removed roof water sand sanitary Schenectady Separate System sewage sewer gas sewer pipe sewerage soil pipe storm water stream street sewer subsoil Superintendent surface syphon system of sewers TABLE tank tion trap trench typhoid fever velocity ventilating pipes water closets water-closet ΙΟ
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Seite 217 - ... then the above obligation to be void ; otherwise to remain in full force and virtue.
Seite vii - PREFACE TO THE SECOND EDITION The first edition of this book was...
Seite 151 - ... for or on account of any injuries or damages received or sustained by any person or persons, by or from the said contractor, his servants or agents, in the construction of said work...
Seite 152 - Stevenson or to his certain attorney, heirs, executors, administrators, or assigns, to which payment well and truly to be made we bind ourselves, our heirs, executors, and administrators, and each and every of them, firmly by these presents. Sealed with our seals, and dated this 20th day of December, one thousand eight hundred and ninety.
Seite 215 - ... be deemed guilty of a misdemeanor, and upon conviction thereof be fined in any sum not exceeding fifty dollars.
Seite 151 - ... of said work, or by or in consequence of any negligence in guarding the same...
Seite 152 - KNOW all Men by these Presents, That we, are held and firmly bound unto our...
Seite 140 - NOW, THEREFORE, In consideration of the payments and covenants hereinafter mentioned, to be made and performed by said...