Papers Upon the Supply of Water to TownsE. & F.N. Spon, 1865 - 53 pages |
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Page 9
... absorbed , while another portion may find its way back to the ocean - its original source . Thus it is that " the ... absorption , and evaporation will be the chief cause for any diminution of the quantity . EVAPORATION . It is extremely ...
... absorbed , while another portion may find its way back to the ocean - its original source . Thus it is that " the ... absorption , and evaporation will be the chief cause for any diminution of the quantity . EVAPORATION . It is extremely ...
Page 11
... absorbed by the surface upon which it falls depends , in a great measure , upon the temperature , the geological formation , and physical outline of the district . In making calculations as to the amount absorbed , we must bear in mind ...
... absorbed by the surface upon which it falls depends , in a great measure , upon the temperature , the geological formation , and physical outline of the district . In making calculations as to the amount absorbed , we must bear in mind ...
Page 12
... absorbed , which was at the rate of 4 per cent . of the rainfall of that period . From this experiment it appears that the largest amount of rainfall is absorbed during the months of November , December , and January , when ...
... absorbed , which was at the rate of 4 per cent . of the rainfall of that period . From this experiment it appears that the largest amount of rainfall is absorbed during the months of November , December , and January , when ...
Page 14
... absorbing gases from the atmosphere in its descent , and partly from the impurities it meets with upon the surface that receives it , such as dust , insects , and soot , which accumulate during dry weather ; and these im- purities ...
... absorbing gases from the atmosphere in its descent , and partly from the impurities it meets with upon the surface that receives it , such as dust , insects , and soot , which accumulate during dry weather ; and these im- purities ...
Page 15
... absorbed , has further a natural tendency to gravitate in the direction of the rivers and streams , which form the natural ducts or channels for carrying the rainfall back to the ocean , its original source . It is this portion , when ...
... absorbed , has further a natural tendency to gravitate in the direction of the rivers and streams , which form the natural ducts or channels for carrying the rainfall back to the ocean , its original source . It is this portion , when ...
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9 ft absorbed acres amount Artesian Arthur Phillips Bashforth Boilers bore-hole boring tool brick steining brickwork chalk character cloth collected construction Cottages crown 8vo deep depends depth diameter district drainage area drains earth engravings excavation foot furnish a supply gallons of water gallons per day gauge geological impervious impurities Institute Civil Engineers interstical spaces iron cylinders Joseph Gibbs Lancashire land matter Mechanical Member Institute Civil millstone grit nature P. L. Simmonds pipes Plate porous strata portion practical Pump quantity of water Railway rain gauge rainfall rate of evaporation red sandstone formation reservoirs River Exe River Ouse River Tees River Vartry river water rods royal 8vo Screw sewed shaft sinking soil springs Steam Engine stored supply is taken supply of water surface Surface Condensation temperature Thomas Docwra tion towns Treatise Valve vapour water capable water daily water level water per day water taken water yielded Zerah Colburn دو