Water Works Practice: A Manual Issued by the American Water Works AssociationWilliams & Wilkins, 1925 - 814 pages |
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Page 52
... feet deep , there may be complete equalization of flow . The flow will of course increase in wet seasons and decrease in dry ones . But , if the sand is deep enough and reten- tive enough it will absorb all of the rain at the time of ...
... feet deep , there may be complete equalization of flow . The flow will of course increase in wet seasons and decrease in dry ones . But , if the sand is deep enough and reten- tive enough it will absorb all of the rain at the time of ...
Page 66
... feet per second Fanning .... Q = 200 A FORMULA C. B. & Q. Culvert Formula . Q = 3000 A DRAINAGE AREA IN SQUARE MILES 1 10 100 1,000 10,000 1,360 9,270 62,000 410,000 600 3,220 13,000 45,300 3 + 2√Ā Dun's Table A. T. & S. F. Culverts ...
... feet per second Fanning .... Q = 200 A FORMULA C. B. & Q. Culvert Formula . Q = 3000 A DRAINAGE AREA IN SQUARE MILES 1 10 100 1,000 10,000 1,360 9,270 62,000 410,000 600 3,220 13,000 45,300 3 + 2√Ā Dun's Table A. T. & S. F. Culverts ...
Page 69
... feet per second , then the flood per square mile is 43 cubic feet per second . C = 100 the q is 63 cubic feet per second . 43 stream will be X 100 or 68 . 63 From the diagram with Therefore , the C for the q ( max ) · Flow in Cubic Feet ...
... feet per second , then the flood per square mile is 43 cubic feet per second . C = 100 the q is 63 cubic feet per second . 43 stream will be X 100 or 68 . 63 From the diagram with Therefore , the C for the q ( max ) · Flow in Cubic Feet ...
Page 70
... Feet per Second per Square Mile C - 100 20 88 40 60 00 Where C - 100 40 10 20 30 40 50 60 70 80 90 100 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 10000 20000 30000 40000 50000 60000 70000 80000 90000 100000 A Drainage Area in ...
... Feet per Second per Square Mile C - 100 20 88 40 60 00 Where C - 100 40 10 20 30 40 50 60 70 80 90 100 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 10000 20000 30000 40000 50000 60000 70000 80000 90000 100000 A Drainage Area in ...
Page 101
... feet per day is relatively high and requires a steep gradient or coarse medium ; in certain fine - texture sandstones esti- mated velocites are as low as 10 feet per year . Yield The yield of a ground water supply depends on GROUND ...
... feet per day is relatively high and requires a steep gradient or coarse medium ; in certain fine - texture sandstones esti- mated velocites are as low as 10 feet per year . Yield The yield of a ground water supply depends on GROUND ...
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Common terms and phrases
aeration amount annual applied assessed average bacteria basins Board 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 gallons goiter hose hydrant inches inches inches increase installed iodin Item less lime limits material maximum 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 tests tion tube boilers turbidity typhoid fever United usually utility valves wastes Water Company water supply water tube boilers watershed
Popular passages
Page 521 - 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 they come to the end of their life.
Page 45 - He has the right to have it come to him in its natural state, in flow, quantity and quality, and to go from him without obstruction; upon the same principle that he is entitled to the support of his neighbour's soil for his own in its natural state. His right in no way depends upon prescription, or the presumed grant of his neighbour.
Page 654 - F. immediately before it is dipped, and shall possess not less than this temperature at the time it is put in the vat. The ovens in which the pipes are heated shall be so arranged that all portions of the pipe shall be heated to an even temperature. Each casting shall remain in the bath at least five minutes. The varnish shall be heated to a temperature of 300° F.
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 722 - ... 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 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 32 - Water is a necessity of life, and one who undertakes to trade in it and supply customers stands in no different position to those with whom he deals than does a dealer in foodstuffs. He is bound to use reasonable care that whatever is supplied for food or drink shall be ordinarily and reasonably pure and wholesome.
Page 522 - The Company is not bound to see its property gradually waste, without making provision out of earnings for its replacement. It is entitled to see that from earnings the value of the property invested is kept unimpaired, so that at the end of any given term of years the original investment remains as it was at the beginning.
Page 717 - Contractor fail to sign the General Conditions, Drawings or Specifications, the Architect shall identify them. The Contract Documents are complementary, and what is called for by any one shall be as binding as if called for by all. The intention of the documents is to include all labor and materials, equipment and transportation necessary for the proper execution of the work.
Page 714 - FOUNTAINS 1. All types of drinking fountains with vertical jets are to be condemned. 2. Most types of drinking fountains with slanting jets are to be condemned. 3. To be sanitary, drinking fountains should conform to the following specifications: a. The jets shall be slanting.