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 61–ի 1-ից 5-ը:
Էջ iii
... Computation books - Sample pages .. Consumption of water- PAGE 31 21 32 32 , 547 10 , 106 , 475 260 304 320 167 143 478 549 434 511 116 454 , 462 493 380 430 257 283 100 , 532 116 , 342 198-203 Brooklyn ..... Fall River , Mass ...
... Computation books - Sample pages .. Consumption of water- PAGE 31 21 32 32 , 547 10 , 106 , 475 260 304 320 167 143 478 549 434 511 116 454 , 462 493 380 430 257 283 100 , 532 116 , 342 198-203 Brooklyn ..... Fall River , Mass ...
Էջ 12
... the Croton river day by day for the past 32 years , applying more accurate data to computing the flow from the old records of depth ; whereby it plainly . appears that the computations heretofore relied upon gave too large 12.
... the Croton river day by day for the past 32 years , applying more accurate data to computing the flow from the old records of depth ; whereby it plainly . appears that the computations heretofore relied upon gave too large 12.
Էջ 13
... computations heretofore relied upon gave too large a flow by about 10 per cent . An investigation by experiments on full - size models of the Croton damı crests - made in the new hydraulic laboratory of Cornell University - proves that ...
... computations heretofore relied upon gave too large a flow by about 10 per cent . An investigation by experiments on full - size models of the Croton damı crests - made in the new hydraulic laboratory of Cornell University - proves that ...
Էջ 20
... computations upon yield and consumption and such of the other diagrams as appeared of interest , have been furnished them . Coming now to the results of this work , my answers to your several questions are as follows : FIRST QUESTION ...
... computations upon yield and consumption and such of the other diagrams as appeared of interest , have been furnished them . Coming now to the results of this work , my answers to your several questions are as follows : FIRST QUESTION ...
Էջ 24
... computation of the rainfall records ( see end of Appendix No. 1 ) , making use of the records from all of the rain gauges instead of merely the one rain gauge at Boyd's , and find that the long term rainfall records indicate that the ...
... computation of the rainfall records ( see end of Appendix No. 1 ) , making use of the records from all of the rain gauges instead of merely the one rain gauge at Boyd's , and find that the long term rainfall records indicate that the ...
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.