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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Página viii
... and Bars 203 Lamps 205 Milestones 205 CHAP . VIII . MANAGEMENT OF ROAD WORKS , P. 206 . Drawings Specifications Estimates Contracts Deeds of Contract 206 206 206 208 209 CHAP . IX . IMPROVING OLD ROADS , P. 234 viii CONTENTS .
... and Bars 203 Lamps 205 Milestones 205 CHAP . VIII . MANAGEMENT OF ROAD WORKS , P. 206 . Drawings Specifications Estimates Contracts Deeds of Contract 206 206 206 208 209 CHAP . IX . IMPROVING OLD ROADS , P. 234 viii CONTENTS .
Página 16
... draw any waine , cart , or carriage , with more than five horses at once . " + The first attempt to put the roads of England into order occurred when the turnpike system was introduced . The ancient method employed to mend roads , until ...
... draw any waine , cart , or carriage , with more than five horses at once . " + The first attempt to put the roads of England into order occurred when the turnpike system was introduced . The ancient method employed to mend roads , until ...
Página 42
... drawing over it than in ascending a greater inclination , should be allowed to have any weight in favour of departing from this general rule . On any rate of inclination greater than 1 in 35 , the labour of horses , in ascending hills ...
... drawing over it than in ascending a greater inclination , should be allowed to have any weight in favour of departing from this general rule . On any rate of inclination greater than 1 in 35 , the labour of horses , in ascending hills ...
Página 43
... draw carriages over different roads , fully establish this fact . * The following is a table of the general results of the experiments made with a stage coach , on the same description of road ; but on different rates of inclination ...
... draw carriages over different roads , fully establish this fact . * The following is a table of the general results of the experiments made with a stage coach , on the same description of road ; but on different rates of inclination ...
Página 44
... draw it on a level road . The note D. in the Appendix contains a mathe- matical explanation of the effect of hills in drawing carriages over them . Dr. Lardner , in the evidence which he gave before the Committee of the House of Commons ...
... draw it on a level road . The note D. in the Appendix contains a mathe- matical explanation of the effect of hills in drawing carriages over them . Dr. Lardner , in the evidence which he gave before the Committee of the House of Commons ...
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295 | |
100 | |
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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?