Railway ConstructionLongmans, Green, and Company, 1898 - 365 páginas |
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Página 41
... removed , and replaced by those of heavier section to correspond to the main line . The similarity of gauge would permit uninterrupted transit of all vehicles to a common centre for repairs , whereas the narrow gauge carriages and ...
... removed , and replaced by those of heavier section to correspond to the main line . The similarity of gauge would permit uninterrupted transit of all vehicles to a common centre for repairs , whereas the narrow gauge carriages and ...
Página 60
... removed and tipped into mounds , or spoil - banks , in some one or more convenient sites near the mouth of the cutting . Sometimes the surplus material is disposed of by increasing the width of the embankments . Material excavated in a ...
... removed and tipped into mounds , or spoil - banks , in some one or more convenient sites near the mouth of the cutting . Sometimes the surplus material is disposed of by increasing the width of the embankments . Material excavated in a ...
Página 65
... removal , it should be excavated say down to two feet below formation level , and a thick layer of branches of trees and strong brushwood closely laid and packed the full width of the road - bed . On this prepara- tory foundation must ...
... removal , it should be excavated say down to two feet below formation level , and a thick layer of branches of trees and strong brushwood closely laid and packed the full width of the road - bed . On this prepara- tory foundation must ...
Página 66
... removed , the actual work of the excavation can be commenced . The working longitudinal section will give all the necessary particulars as to position of the mouths of the cuttings and the depths at the various chain pegs , and the top ...
... removed , the actual work of the excavation can be commenced . The working longitudinal section will give all the necessary particulars as to position of the mouths of the cuttings and the depths at the various chain pegs , and the top ...
Página 72
... removed , and carried away before stopping the earth- waggons . The angle of slope having been decided , a battering rule of light wooden boards is made to correspond to the slope , and in form similar to that shown in Fig . 64. A plumb ...
... removed , and carried away before stopping the earth- waggons . The angle of slope having been decided , a battering rule of light wooden boards is made to correspond to the slope , and in form similar to that shown in Fig . 64. A plumb ...
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Términos y frases comunes
adopted arching arrangement B.Sc ballast bogie truck brickwork bridge cabin caisson carriages carried cast-iron chairs centre CHEMISTRY clay constructed convenient creosoted crossing Crown 8vo culverts curves cutting cylinder Diagrams distance electric embankment engine excavation Fish-bolts fish-plates gauge gradients ground ground frame heavy Illustrations inches iron laid length level crossings levers line of rails line of railway load loading-bank lower main girders main line masonry material Mile of Single necessary obtained ordinary over-line passenger passing permanent piers placed plate platforms points portion position public road published by Longmans RAIL LEVEL railway river roadside station roadway rock Scientific Works published shown in Fig signal-cabin signalman signals single line sketch sleepers spikes standard gauge station STEEL FLANGE RAILS STRENGTH OF MATERIALS strong suitable surface terminal stations timber TONS traffic train train-staff tunnel turn-tables vertical viaducts waggons weight wheels width Woodcuts wooden wrought-iron yard
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