Railways and Locomotives: Lectures Delivered at the School of Military Engineering at Chatham in 1877Longmans, Green and Company, 1882 - 427 pagina's |
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Pagina 9
... side of the railway . To move a load on the best roadway vehicle along a level and smooth macadamised road requires the expenditure of a steady force of from forty - four to sixty - seven pounds per ton . To drag a similar load along a ...
... side of the railway . To move a load on the best roadway vehicle along a level and smooth macadamised road requires the expenditure of a steady force of from forty - four to sixty - seven pounds per ton . To drag a similar load along a ...
Pagina 21
... side where necessary ; for unless this can be done , the line of railway will be constantly leaving or entering the hill side , and very heavy embankments and cuttings will be necessary . An example is given in fig . 3 of the difference ...
... side where necessary ; for unless this can be done , the line of railway will be constantly leaving or entering the hill side , and very heavy embankments and cuttings will be necessary . An example is given in fig . 3 of the difference ...
Pagina 26
... side may be less intersected with cross valleys , and the main valley may have more regularly sloping sides , showing that a little further care in selection of suitable ground on one of the routes will enable a good line to be laid out ...
... side may be less intersected with cross valleys , and the main valley may have more regularly sloping sides , showing that a little further care in selection of suitable ground on one of the routes will enable a good line to be laid out ...
Pagina 27
... side of the probable direction , and much time and trouble are often saved by making the survey wider than at first seems necessary . On the rough survey a line is laid down with suitable curves , using the information already obtained ...
... side of the probable direction , and much time and trouble are often saved by making the survey wider than at first seems necessary . On the rough survey a line is laid down with suitable curves , using the information already obtained ...
Pagina 28
... side may be trusted and may be safely used to carry it up the other side of the depression . Some of the points which affect the relative cost of works , and are therefore of importance in the laying out of a line , must now be referred ...
... side may be trusted and may be safely used to carry it up the other side of the depression . Some of the points which affect the relative cost of works , and are therefore of importance in the laying out of a line , must now be referred ...
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amount apparatus arrangement axle axle-box ballast block system bogie boiler bolt break break of gauge bridges broad gauge buffers carriage catch-rod centre chairs construction crank cross sleepers Crown 8vo curves cutting cylinder diameter driving wheels eccentric Edition electric embankments engine engine-driver feet flanges frame friction gauge gear inches incline interlocking iron junction Lectures length load locking bar locomotive longitudinal main line mean effective pressure mode motion moved ordinary pair of wheels pass passenger piston placed plates point lever point rail position pressure R. A. PROCTOR railway road rolling stock ruling gradient screw semaphore semaphore arm shown in fig side signal box signal levers signalman slide valve slopes speed spring steam stock rail stroke surface timber tion tire tons traction traffic train trenail trucks tunnel tyre underframe vehicles vertical viaducts vols waggon weight width wood Woodcuts
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