Papers Upon the Supply of Water to TownsE. & F.N. Spon, 1865 - 53 pages |
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Page 10
... mean rate of evaporation in this country from water surfaces may equal 36 in . or 37 in . In other countries the rate will increase considerably with the mean temperature . The rate of evaporation from land surfaces must be , as has ...
... mean rate of evaporation in this country from water surfaces may equal 36 in . or 37 in . In other countries the rate will increase considerably with the mean temperature . The rate of evaporation from land surfaces must be , as has ...
Page 12
... mean filtration 7.92 per annum . Of this quantity 7.34 in . were absorbed between October and March inclusive , which was at the rate of 55 per cent . on the rainfall of that period , whilst between April and September inclusive only ...
... mean filtration 7.92 per annum . Of this quantity 7.34 in . were absorbed between October and March inclusive , which was at the rate of 55 per cent . on the rainfall of that period , whilst between April and September inclusive only ...
Page 14
... means ; more- over , such supplies of rain water are , in many districts , invaluable , where the water is naturally hard , and soft water for the toilet and some other purposes is an absolute requirement . The quantity of rain water ...
... means ; more- over , such supplies of rain water are , in many districts , invaluable , where the water is naturally hard , and soft water for the toilet and some other purposes is an absolute requirement . The quantity of rain water ...
Page 15
... means un- common in this country , in conjunction with works for the supply of water to towns , and also for utilising the rainfall for mechanical purposes . Works of this description are not of modern origin , but have been in use in ...
... means un- common in this country , in conjunction with works for the supply of water to towns , and also for utilising the rainfall for mechanical purposes . Works of this description are not of modern origin , but have been in use in ...
Page 16
Baldwin Latham. marked all the early hydraulic works is by no means bad example to follow . The gigantic reservoirs of Egypt , for storing the waters of the Nile for utilisation , are ancient examples of works of this nature , and are of ...
Baldwin Latham. marked all the early hydraulic works is by no means bad example to follow . The gigantic reservoirs of Egypt , for storing the waters of the Nile for utilisation , are ancient examples of works of this nature , and are of ...
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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