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 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 ...
... 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 ...
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 - 1833 |
A Treatise on Roads: Wherein the Principles on which Roads Should be Made ... Sir Henry Parnell Visualização integral - 1838 |
Palavras e frases frequentes
2d Edition abutments acclivity Allesley arch axle bottom breadth bridge broken stones built carriage centre cloth coach coating commissioners considerable constructed contractor Coventry cross drains depôts depth draught drawing earth eighteen inches elasticity embankments engineer Engravings expense experiments fences foot footpath formed Foster's Booth foundation four inches gravel half hard Hartshill hill hind Holyhead Road horizontal horses improvement inches deep inches thick inches wide J. C. LOUDON John Kershaw labour laid length line of road London masonry materials ment miles necessary nine inches North Wales paved pavement placed Plate posts principle proper quicksets Rates of Inclination repair road-making roadway side channels side springs six inches slopes spirit level Stowe Hill surface surveyor Telford Thomas Baylis three inches tractive TREATISE trustees turnpike roads turnpike trusts velocity Vignette Titles vols waggon weight wheels whole wing walls Woodcuts yards
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