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 |
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Resultados 1-5 de 47
Página 32
... surveyors . The consequence was , that the road got unto unskilful hands , and its state of repair was just as bad as the principle of its construction . " The increasing importance of this line of communication at length attracted the ...
... surveyors . The consequence was , that the road got unto unskilful hands , and its state of repair was just as bad as the principle of its construction . " The increasing importance of this line of communication at length attracted the ...
Página 33
... surveyor , also a clerk and a treasurer , and fixed upon a plan of management , of which the following is an outline . " The total distance from Shrewsbury to Bangor Ferry , being 85 miles , was divided into three districts ; the first ...
... surveyor , also a clerk and a treasurer , and fixed upon a plan of management , of which the following is an outline . " The total distance from Shrewsbury to Bangor Ferry , being 85 miles , was divided into three districts ; the first ...
Página 34
... surveyor and clerk were , to go along the line every four weeks ; the surveyor to examine the practical operations , settle all accounts with each inspector , and give the clerk a certificate , showing all the money due . The clerk to ...
... surveyor and clerk were , to go along the line every four weeks ; the surveyor to examine the practical operations , settle all accounts with each inspector , and give the clerk a certificate , showing all the money due . The clerk to ...
Página 35
... surveyor should be employed to survey and take the levels of all the various lines that , on a previous perambulation of the country , appear favourable . It is only by such means that the best line can be determined . These surveys ...
... surveyor should be employed to survey and take the levels of all the various lines that , on a previous perambulation of the country , appear favourable . It is only by such means that the best line can be determined . These surveys ...
Página 37
... surveyor , when he arrives at the point a , finds a greater inclination than this , he must incline from the direct line to b . Having then gained the sum- mit of the hill , he does not endeavour to get back into the original straight ...
... surveyor , when he arrives at the point a , finds a greater inclination than this , he must incline from the direct line to b . Having then gained the sum- mit of the hill , he does not endeavour to get back into the original straight ...
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?