Railway ConstructionLongmans, Green, and Company, 1898 - 365 páginas |
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Página 60
... 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 tunnel , and hoisted through the.
... 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 tunnel , and hoisted through the.
Página 61
... excavating a trench on each side of the line , of such width and depth as will supply sufficient material to form ... excavated . A slope of 1 to 1 , which gives for every foot of vertical height a width of one foot 6 inches of ...
... excavating a trench on each side of the line , of such width and depth as will supply sufficient material to form ... excavated . A slope of 1 to 1 , which gives for every foot of vertical height a width of one foot 6 inches of ...
Página 63
... excavated to a very flat slope . The method adopted in such a case is to build strong face - walls of masonry , brickwork , or con- crete , underneath the rock , as shown in Fig . 51 , with strong inverts placed at short distances ...
... excavated to a very flat slope . The method adopted in such a case is to build strong face - walls of masonry , brickwork , or con- crete , underneath the rock , as shown in Fig . 51 , with strong inverts placed at short distances ...
Página 65
... excavation at the upper end to the proper formation level . The water would collect at the lower level , and not ... excavated say down to two feet below formation level , and a thick layer of branches of trees and strong brushwood ...
... excavation at the upper end to the proper formation level . The water would collect at the lower level , and not ... excavated say down to two feet below formation level , and a thick layer of branches of trees and strong brushwood ...
Página 66
... excavation can be commenced . The working longitudinal section will give all the necessary particulars as to ... excavating lifting , and filling the material into the earth - waggons . In nearly all rock cuttings the greater portion of ...
... excavation can be commenced . The working longitudinal section will give all the necessary particulars as to ... excavating lifting , and filling the material into the earth - waggons . In nearly all rock cuttings the greater portion of ...
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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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