The Separate System of Sewerage: Its Theory and ConstructionD. Van Nostrand Company, 1899 - 324 páginas |
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Página 24
... gallon . I have drawn a line at this point across the list of wells below , and another at 7.0 grains per gallon , which last may , at least , be called the danger line if not the death line . In the table with the analysis of the well ...
... gallon . I have drawn a line at this point across the list of wells below , and another at 7.0 grains per gallon , which last may , at least , be called the danger line if not the death line . In the table with the analysis of the well ...
Página 25
Its Theory and Construction Cady Staley, George Spencer Pierson. grains per Imperial gallon . The following table shows the results of the analysis of ... gallon . No. Sample . Date . Color . Hardness . Temporary CHAP . I. 25 INTRODUCTION .
Its Theory and Construction Cady Staley, George Spencer Pierson. grains per Imperial gallon . The following table shows the results of the analysis of ... gallon . No. Sample . Date . Color . Hardness . Temporary CHAP . I. 25 INTRODUCTION .
Página 38
... gallons , and year by year the soil is more thoroughly soaked with sewage . The streams of filthy water which may be seen running in the open drains , leading from back yards into the streets , tell a story which all can read , and the ...
... gallons , and year by year the soil is more thoroughly soaked with sewage . The streams of filthy water which may be seen running in the open drains , leading from back yards into the streets , tell a story which all can read , and the ...
Página 52
... gallons per day . The sewage is at present discharged into the Miami river . The pumping station , however , commands consider- able area of low lying land which , should future conditions dictate , can be utilized as a sewage farm . It ...
... gallons per day . The sewage is at present discharged into the Miami river . The pumping station , however , commands consider- able area of low lying land which , should future conditions dictate , can be utilized as a sewage farm . It ...
Página 63
... gallons per diem , per capita , within a few hours , while the sewage from a resi- dence district may be distributed over the twenty - four hours at a nearly uniform rate . The quantity of water actually used is but a small per- centage ...
... gallons per diem , per capita , within a few hours , while the sewage from a resi- dence district may be distributed over the twenty - four hours at a nearly uniform rate . The quantity of water actually used is but a small per- centage ...
Otras ediciones - Ver todas
The Separate System of Sewerage, Its Theory and Construction Staley Cady 1840-,George Spencer Joint Author Pierson Sin vista previa disponible - 2016 |
Términos y frases comunes
ammonias amount assessing average back-filling bacteria branches brick sewer cent clean Combined System connected construction consumption contractor cost cubic curve dead end depth of flow diagram diem per capita discharge distance drainage effluent Engineer Excavating and Back feet per second filled filter filtration fixtures flush-tanks gallons grade horizontal house drains house sewer inches inches in diameter increased iron pipe joints laid lamp-holes length less lineal foot man-holes material maximum method necessary nitrification nitrogen obstruct ordinary organic matter outlet pipe sewers placed plumb-bob plumbing plumbing fixtures population Price per lineal proper properly pumping purified removal sand sanitary Schenectady Separate System sewage sewer gas sewer pipe sewerage shown in Plate soil pipe storm water stream street sewer subsoil Superintendent surface syphon system of sewers TABLE tank tion trap trench typhoid fever velocity ventilating pipes waste pipes ΙΟ
Pasajes populares
Página 155 - ... 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...
Página 156 - 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.
Página 247 - ... be deemed guilty of a misdemeanor, and upon conviction thereof be fined in any sum not exceeding fifty dollars.
Página 312 - With the gravels and sands, from the coarsest to the finest, we find that purification by nitrification takes place in all, when the quantity of sewage is adapted to their ability, and the surface is not allowed to become clogged by organic matter to the exclusion of air.
Página 140 - Engineer. [INSTRUCTIONS TO CONTRACTORS.] TO CONTRACTORS. 1. All bids must be made upon the printed forms, to be obtained at the office of the Engineer, and enclosed in a sealed envelope, directed to the Engineer of Sewers and endorsed upon the outside of the envelope, Proposal for Constructing Sewers in the City of 2. Each bid must be accompanied by a deposit of Dollars, to be left in the hands of the City Clerk, subject to the conditions specified in the proposal hereto annexed, as a guarantee of...
Página 143 - NOW, THEREFORE, In consideration of the payments and covenants hereinafter mentioned, to be made and performed by said...
Página 246 - No brick, sheet metal, earthenware or chimney flue shall be used as a sewer ventilator, nor to ventilate any trap, drain, soil or waste-pipe.
Página 304 - ... 2. In order that the effluent water may not be directly polluted by the sewage liquid, the maximum supply of the latter must not be more than can be taken up by the pores of the soil. 3. Dry loamy soil absorbs more than peaty soil and gives up less, whilst dry sandy soil on the contrary absorbs less and gives up more.
Página 30 - Smith, in a very comprehensive paper on the "Influence of sewerage and water supply on the death rate in cities" writes as follows: "Data drawn from sewered cities is now available for study and comparison.
Página 154 - If such alterations diminish the quantity of work to be done they shall not constitute a claim for damages, or for anticipated profits on the work that may be dispensed with ; if they increase the amount of work, such increase shall be paid for according to the quantity of the work actually done and at prices and rates established for such work under this contract.