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 38
Página 92
... eighteen inches wide at bottom ; the peat dug out of these drains is to be spread over the surface of the roadway in form of a ridge , taking care to previously cover all the very soft and swampy places with dried peat , sods , or ...
... eighteen inches wide at bottom ; the peat dug out of these drains is to be spread over the surface of the roadway in form of a ridge , taking care to previously cover all the very soft and swampy places with dried peat , sods , or ...
Página 95
... eighteen inches high , and twelve inches apart . Particular care must be taken that the covering stones have a bearing of at least four inches on the side walls . They should have a layer of brushwood put over them ; and the drain ...
... eighteen inches high , and twelve inches apart . Particular care must be taken that the covering stones have a bearing of at least four inches on the side walls . They should have a layer of brushwood put over them ; and the drain ...
Página 96
... inches wide at bottom , sixteen inches wide at top , and eighteen inches deep . In the bottom bricks should be laid on the flat , six inches apart ; these should be covered by other bricks laid across , so as to form an open channel of six ...
... inches wide at bottom , sixteen inches wide at top , and eighteen inches deep . In the bottom bricks should be laid on the flat , six inches apart ; these should be covered by other bricks laid across , so as to form an open channel of six ...
Página 115
... eighteen inches deep , and a body of broken stones was put into the space thus cleared out for a foundation , and the joints of the paving - stones , when set , were grouted with liquid lime . Yet , notwithstanding all this , the ...
... eighteen inches deep , and a body of broken stones was put into the space thus cleared out for a foundation , and the joints of the paving - stones , when set , were grouted with liquid lime . Yet , notwithstanding all this , the ...
Página 128
... inches thick . " The following is also taken from a London paper , and shows what was the result of converting the ... eighteen weeks . The Committee further stated , that they had advertised for tenders to keep the said bridge in repair ...
... inches thick . " The following is also taken from a London paper , and shows what was the result of converting the ... eighteen weeks . The Committee further stated , that they had advertised for tenders to keep the said bridge in repair ...
Índice
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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?