Water Works PracticeWilliams & Wilkins, 1926 - 814 pages |
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Page 56
... inches in depth over the reservoir area , increasing to 8 inches in the latitude of Philadelphia and to 12 inches more on the south Atlantic slope . No data are available for midwest and western reservoirs under this heading , but in ...
... inches in depth over the reservoir area , increasing to 8 inches in the latitude of Philadelphia and to 12 inches more on the south Atlantic slope . No data are available for midwest and western reservoirs under this heading , but in ...
Page 101
... inches in size . If the effective size of the particles is less than 5 mm . , as in all ordinary sands and many gravels , the actual velocity has been found to be approximately proportioned to the hydraulic slope . Velocities through ...
... inches in size . If the effective size of the particles is less than 5 mm . , as in all ordinary sands and many gravels , the actual velocity has been found to be approximately proportioned to the hydraulic slope . Velocities through ...
Page 192
... size nozzles having an orifice of one inch diameter and larger are used . Spray nozzles require a minimum head of about 11 feet , but much better results ... inches g.p.m. TABLE 8 Typical spray aerators FLOOR SPACE 192 WATER WORKS PRACTICE.
... size nozzles having an orifice of one inch diameter and larger are used . Spray nozzles require a minimum head of about 11 feet , but much better results ... inches g.p.m. TABLE 8 Typical spray aerators FLOOR SPACE 192 WATER WORKS PRACTICE.
Page 193
American Water Works Association. m.g.d. inches g.p.m. TABLE 8 Typical spray aerators FLOOR SPACE square feet feet square Ashokan 1913 400 1,600 13 170 77,000 193 Exp . G. Fred F. Moore and Dr. Frank Hale Richmond , Va .. 1924 30 300 118 ...
American Water Works Association. m.g.d. inches g.p.m. TABLE 8 Typical spray aerators FLOOR SPACE square feet feet square Ashokan 1913 400 1,600 13 170 77,000 193 Exp . G. Fred F. Moore and Dr. Frank Hale Richmond , Va .. 1924 30 300 118 ...
Page 196
... inches in diameter and in large basins at least 16 to 24 inches . Grit chambers . Where the water supply contains a considerable amount of sand and other coarse suspended solids of rapid - sub- siding value it has been found ...
... inches in diameter and in large basins at least 16 to 24 inches . Grit chambers . Where the water supply contains a considerable amount of sand and other coarse suspended solids of rapid - sub- siding value it has been found ...
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Common terms and phrases
aeration amount annual applied assessed average bacteria basins buildings capita Capital stock carbon cast iron cent charge chemical chlorine cities coagulation coli Commission connection consumption Contractor corrosion cost Deficiency Scale depreciation determined diameter distribution system effect efficiency electrolysis engine equipment feet filter capacity filtered water filtration fire flow fire protection service fire service furnished gallons goiter hose hydrant inches inches inches increase installed iodin Item less lime limits material maximum measure metal meter method million gallons municipal necessary operation organisms oxygen pipe plant pollution pounds pressure public fire pumping purification quantity rapid sand filters records removal reservoirs revenue sample sand filters sanitary sieves slow sand filters soda ash sodium iodide square standard storage streams structures surface tion tube boilers turbidity typhoid fever United usually valve wastes Water Company water supply water tube boilers
Popular passages
Page 515 - Before coming to the question of profit at all the company is entitled to earn a sufficient sum annually to provide not only for current repairs but for making good the depreciation and replacing the parts of the property when the}- come to the end of their life.
Page 808 - elder days of art" each artist or craftsman enjoyed the privilege of independent creation. He carried through a process of manufacture from beginning to end. The scribe of the days before the printing press was such a craftsman. So was the printer in the days before the machine process. He stood or fell, as a craftsman, by the merit or demerit of his finished product. Modern machine production has added much to the worker's productivity and to his material welfare; but it has deprived him of the...
Page 535 - The proper allowance for such depreciation of any property used in the trade or business is that amount which should be set aside for the taxable year in accordance with a consistent plan by which the aggregate of such amounts for the useful life of the property in the business...
Page xx - e might require, 'E went an' took — the same as me! The market-girls an fishermen, The shepherds an' the sailors, too, They 'eard old songs turn up again, But kep' it quiet — same as you! They knew 'e stole; 'e knew they knowed. They didn't tell, nor make a fuss, But winked at 'Omer down the road, An' 'e winked back — the same as us!
Page 738 - ... at which time, if the unpaid balance of the amount to be paid under this contract shall exceed the expense incurred by the Owner...
Page 731 - THIS AGREEMENT made the. day of in the year Nineteen Hundred and by and between hereinafter called the Contractor, and hereinafter called the Owner, WITNESSETH, that the Contractor and the Owner for the considerations hereinafter named agree as follows: ARTICLE!.
Page 18 - Interstate quarantine service: For cooperation with State and municipal health authorities in the prevention of the spread of contagious and infectious diseases in interstate traffic, $25,000.
Page 734 - The Contractor shall at all times enforce strict discipline and good order among his employees, and shall not employ on the work any unfit person or anyone not skilled in the work assigned to him.
Page 740 - Neither the final payment nor any part of the retained percentage shall become due until the Contractor, if required, shall deliver to the Owner a complete release of all liens arising out of this contract, or receipts in full in lieu thereof...
Page 742 - Engineer, and then only until the arbitrators shall have an opportunity to determine whether or not the work shall continue until they decide the matters in dispute. The demand for arbitration shall be delivered in writing to the Engineer and the...