Report Upon New York's Water Supply: With Particular Reference to the Need of Procuring Additional Sources and Their Probable Cost, with Works Constructed Under Municipal Ownership Made to Bird S. Coler, ComptrollerMartin B. Brown Company, printers, 1900 - 593 էջ |
From inside the book
Արդյունքներ 100–ի 1-ից 5-ը:
Էջ 22
... month by month , for thirty - two years past , show the flow to have been less than the estimates previously published , by about 10 per cent . on the average , or 38 million gallons per day . Thus , curiously it happens that the over ...
... month by month , for thirty - two years past , show the flow to have been less than the estimates previously published , by about 10 per cent . on the average , or 38 million gallons per day . Thus , curiously it happens that the over ...
Էջ 22
... monthly variation from the annual mean is drawn ac- cording to the average variation of the past 5 years 1900 ... month of the years 1884 to 1899 , inclusive . Based on recomputation of flow by J. R. Freeman C. E. Dec. 1899 , from ...
... monthly variation from the annual mean is drawn ac- cording to the average variation of the past 5 years 1900 ... month of the years 1884 to 1899 , inclusive . Based on recomputation of flow by J. R. Freeman C. E. Dec. 1899 , from ...
Էջ 23
... months once in ten years much better than a water famine , I am led to believe that , with a view to freedom from bad ... month , and mainly in one . storm , there fell one - third as much rain as often falls in an entire year . Various ...
... months once in ten years much better than a water famine , I am led to believe that , with a view to freedom from bad ... month , and mainly in one . storm , there fell one - third as much rain as often falls in an entire year . Various ...
Էջ 26
... month by month , I find that the consumption of Croton water during the past year ( 1899 ) has averaged 226 million gallons per day . The rate of increase for the past eight years in Manhattan and The Bronx only , has averaged 12 ...
... month by month , I find that the consumption of Croton water during the past year ( 1899 ) has averaged 226 million gallons per day . The rate of increase for the past eight years in Manhattan and The Bronx only , has averaged 12 ...
Էջ 28
... months to the possible pumpage and drainage from reservoir beds and river margins , an amount surely not exceeding 50 million gallons per day . To cut the water supply of a community in the year 1900 drawing ... month | after filling all 28.
... months to the possible pumpage and drainage from reservoir beds and river margins , an amount surely not exceeding 50 million gallons per day . To cut the water supply of a community in the year 1900 drawing ... month | after filling all 28.
Այլ խմբագրություններ - View all
Report Upon New York's Water Supply: With Particular Reference to the Need ... John Ripley Freeman Ամբողջությամբ դիտվող - 1900 |
Report Upon New York's Water Supply: With Particular Reference to the Need ... John Ripley Freeman Ամբողջությամբ դիտվող - 1900 |
Report Upon New York's Water Supply: With Particular Reference to the Need ... John Ripley Freeman Ամբողջությամբ դիտվող - 1900 |
Common terms and phrases
200 million gallons 24 hours average blue clay Bronx Brooklyn capacity cent city limits consumption Creek crest Cretaceous Croton Aqueduct Croton Dam Croton River Croton Watershed cut and cover depth Diagram diameter diversion drainage area elevation Engineer Esopus Esopus Creek estimate feet per second filtration flow gallons per 24 gallons per day gallons per inhabitant gallons per square gauge Housatonic Hudson inches inhabitant per day land leakage ledge Manhattan maps masonry measured meters Mile river million gallons month Moodna Creek Old Croton Old Croton Aqueduct Park Hill Pond possible Poughkeepsie present probably proposed pumping quantity rainfall Ramapo Ramapo river reconnaissance records safe yield Salisbury Mills service pipes slope square miles steel pipe storage reservoirs stream Sudbury Table Ten Mile river tion Total cost tunnel valley velocity Wallkill waste water supply water surface water-power yellow gravel York
Սիրված հատվածներ
Էջ 539 - Roosevelt as one of the most important as well as one of the most fascinating individuals in American history since the 1890's.
Էջ 545 - NJ, some of the upper of these horizons would not be met with at all points, but southward from Barnegat if a well were drilled anywhere sufficiently deep it would probably find all of them, unless perhaps a few of the thinner ones, which have as yet only been developed in the central and western side of the coastal plain, might not continue as open sands so far seaward. The following table gives, where known, the approximate interval in feet from the top of one horizon to the top of the next : WATER...
Էջ i - Report upon New York's water supply with particular reference to the need of procuring additional sources and their probable cost. With works constructed under municipal ownership . . . New York, 1900.
Էջ 348 - Crosby, of the Department of Geology at the Massachusetts Institute of Technology, and...
Էջ 544 - This may be defined as a group of two or three horizons in heavy gravel and cobble strata near the base of the Plastic Clays, which clays are variously colored white, yellow and red, or they are mottled in all these colors. The color of the water-yielding gravels may be defined as a yellowish white in contrast with those of the next higher horizon, which are of a bluish white. SECOND.
Էջ 564 - Notes on the Geology of the Sites of the Proposed Dams in the Valleys of the Housatonic and Ten Mile Rivers.
Էջ 544 - ... midway in the clay marl or Matawan formation. It is not, so far as yet known, more than a few feet thick, but yields mostly a satisfactory quality of water, often doing so at points where the water from the next higher horizon, as is occasionally the case, proves somewhat too irony.
Էջ 13 - ... Croton water, in gallons per day, has been accurately measured, with the result of showing that the estimates of consumption and of growth in consumption of water made by the Department of Water Supply at the time the Ramapo contract was urged were about forty million gallons per day too large." " A very full geological study of the deep subterranean strata of Long Island and of Staten Island has been made with a view to learning of the possibility of a supply from deep wells, and of the best...
Էջ 37 - ... from 91.5 gallons per capita in 1883 to 68 gallons in 1884...
Էջ 42 - Average of all dwellings supplied by meter. All houses supplied with modern plumbing. These families have but one faucet each. These families have but but faucet each.