A Practical Treatise on Rail-roads, and Interior Communication in General ...Longman, Orme, Brown, Green, & Longmans, 1888 - 760 páginas |
Dentro del libro
Resultados 1-5 de 91
Página 8
... inches square ; these are placed across , and at the distance of two or three feet from each other ; these pieces need only be squared at their extremities , and upon these are fixed other pieces of wood well squared and sawed , of ...
... inches square ; these are placed across , and at the distance of two or three feet from each other ; these pieces need only be squared at their extremities , and upon these are fixed other pieces of wood well squared and sawed , of ...
Página 21
... inches broad on the surface , by four or five inches in depth . The upper rail was of the same dimensions , and was almost always made of beech , or sycamore . The surface of the ground being formed into the required level , or ...
... inches broad on the surface , by four or five inches in depth . The upper rail was of the same dimensions , and was almost always made of beech , or sycamore . The surface of the ground being formed into the required level , or ...
Página 22
... inches above the level of the sleepers , thus effectually secured the sleepers , from the action of the feet of the ... inches broad , and half an inch in thickness ; and was fastened to the wooden rail , by nails counter - sunk into the ...
... inches above the level of the sleepers , thus effectually secured the sleepers , from the action of the feet of the ... inches broad , and half an inch in thickness ; and was fastened to the wooden rail , by nails counter - sunk into the ...
Página 23
... inches broad , and ten inches deep ; two parallel trenches are cut along the line of railway , and of a distance from each other , equal to the width between the rails ; these trenches are filled with broken stones or gravel , on which ...
... inches broad , and ten inches deep ; two parallel trenches are cut along the line of railway , and of a distance from each other , equal to the width between the rails ; these trenches are filled with broken stones or gravel , on which ...
Página 24
... inches broad , and half an inch , to five eighths of an inch thick ; it is cut off obliquely at the ends , to prevent the jarring of the wheels , by square joints ; and is fastened to the rails by iron spikes , mostly about four and a half ...
... inches broad , and half an inch , to five eighths of an inch thick ; it is cut off obliquely at the ends , to prevent the jarring of the wheels , by square joints ; and is fastened to the rails by iron spikes , mostly about four and a half ...
Índice
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342 | |
352 | |
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400 | |
415 | |
71 | |
74 | |
103 | |
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112 | |
133 | |
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163 | |
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172 | |
189 | |
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197 | |
198 | |
199 | |
205 | |
207 | |
213 | |
215 | |
257 | |
433 | |
453 | |
459 | |
504 | |
520 | |
531 | |
540 | |
547 | |
549 | |
555 | |
561 | |
562 | |
568 | |
578 | |
580 | |
582 | |
604 | |
615 | |
631 | |
641 | |
651 | |
680 | |
708 | |
726 | |
733 | |
738 | |
741 | |
749 | |
758 | |
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Términos y frases comunes
ascertain axle bearing blocks boiler breadth case-hardened cast cast-iron rails chair coals connecting rod conveyance conveyed cross drains curve cylinder Darlington depth descending diameter drag driving wheels edge rail edge-rail effect elliptic embankment empty carriages equal experiments fastened fixed flanch frame friction Grand Junction railway half hole horses inclination inclined plane increased Killingworth laid length line of railway line of road Liverpool and Manchester loaded carriages locomotive engines Manchester railway miles an hour miles per hour motion moving Newcastle Observed deflection parallel rail passengers Permanent deflection piston plane Plate point rails pounds per yard pressure quantity railroad railway bars rate of speed resistance rest riages roll rope sheeves shew shewn in Fig side sleepers springs square inch steam stone surface Swiftsure TABLE tion tons travelling tube velocity waggons wedge wheels width wooden wrought wrought-iron rails
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