A Treatise on Roads: Wherein the Principles on which Roads Should be Made are Explained and Illustrated, by the Plans, Specifications, and Contracts Made Use of by Thomas Telford, Esq. on the Holyhead RoadLongman, Orme, Brown, Green, and Longmans, 1838 - 465 páginas |
No interior do livro
Resultados 1-5 de 52
Página 42
... experiments detailed in Mr. Telford's Seventh Report of the Parliamentary Commissioners of the Holyhead Road , made with a newly invented machine for measuring the force of traction re- quired to 42 A TREATISE ON ROADS .
... experiments detailed in Mr. Telford's Seventh Report of the Parliamentary Commissioners of the Holyhead Road , made with a newly invented machine for measuring the force of traction re- quired to 42 A TREATISE ON ROADS .
Página 43
... experiments made with a stage coach , on the same description of road ; but on different rates of inclination , and ... experiment . The general results , when a waggon weighing 21 cwt . was used on different sorts of roads , are as ...
... experiments made with a stage coach , on the same description of road ; but on different rates of inclination , and ... experiment . The general results , when a waggon weighing 21 cwt . was used on different sorts of roads , are as ...
Página 73
... experiments of the force of traction on different kinds of roads . These ex- periments have been made with the machine in- vented by Mr. Macneill , which has been already mentioned , and which may be relied upon for their accuracy , in ...
... experiments of the force of traction on different kinds of roads . These ex- periments have been made with the machine in- vented by Mr. Macneill , which has been already mentioned , and which may be relied upon for their accuracy , in ...
Página 74
... experiments made by the machine ; it was a formula that would give the power required to draw a car- riage over a road in a section of that road , from data deter- mined by experiments made by the machine . " Is your machine calculated ...
... experiments made by the machine ; it was a formula that would give the power required to draw a car- riage over a road in a section of that road , from data deter- mined by experiments made by the machine . " Is your machine calculated ...
Página 76
... experiments that have been made , and the experience we have had upon roads ; and I also give that opinion ( that a road should not be elastic ) upon general scientific prin- ciples . " With reference to the general laws of motion ...
... experiments that have been made , and the experience we have had upon roads ; and I also give that opinion ( that a road should not be elastic ) upon general scientific prin- ciples . " With reference to the general laws of motion ...
Índice
235 | |
241 | |
244 | |
251 | |
257 | |
263 | |
272 | |
295 | |
100 | |
118 | |
130 | |
156 | |
167 | |
173 | |
185 | |
187 | |
191 | |
203 | |
209 | |
231 | |
303 | |
310 | |
321 | |
338 | |
348 | |
360 | |
367 | |
385 | |
433 | |
436 | |
451 | |
458 | |
Outras edições - Ver tudo
A Treatise on Roads: Wherein the Principles on which Roads Should be Made ... Sir Henry Parnell Visualização integral - 1837 |
A Treatise on Roads: Wherein the Principles on which Roads Should be Made ... Sir Henry Parnell Visualização integral - 1838 |
A Treatise on Roads: Wherein the Principles on which Roads Should be Made ... Sir Henry Parnell Visualização integral - 1833 |
Palavras e frases frequentes
Allesley arch Archway Road axles bottom breadth brick bridge broken stones built carriage centre coach coating commissioners constructed contract contractor Coventry cross drains DAVIES GILBERT depôts depth draught dynamometer earth eighteen inches elasticity embankments engineer expense experiments feet wide fences foot footpath fore wheels formed foundation four inches friction gravel ground half hard Hartshill height hill hind wheels Holyhead Road horizontal horses improvement inches deep inches thick inches wide instrument John Kershaw John Macneill labour laid length line of road manner masonry ment miles mortar mound necessary nine inches paved pavement placed Plate VII proper quicksets rails rates of inclination repair road-making roadway ruts side channels side springs six inches slopes specification spirit level springs square streets surface surveyor Telford theodolite Thomas Baylis three feet three inches trustees turnpike roads turnpike trusts upper velocity waggon whole wing walls
Passagens conhecidas
Página 20 - They will here meet with rutts which I actually measured four feet deep, and floating with mud only from a wet summer; what therefore must it be after a winter?