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 7
... inclination . They founded the road on piles where the ground was not solid , and raised it by strong side walls , or by arches and piers where it was necessary to gain elevation . The paved part of the great military roads was sixteen ...
... inclination . They founded the road on piles where the ground was not solid , and raised it by strong side walls , or by arches and piers where it was necessary to gain elevation . The paved part of the great military roads was sixteen ...
Página 27
... inclination than 1 in 40 , although passing through a very hilly country . Mr. Abercromby pursued , as a regular profession , the business of making roads . He laid out the road from Kinross to Perth , and by following the valleys ...
... inclination than 1 in 40 , although passing through a very hilly country . Mr. Abercromby pursued , as a regular profession , the business of making roads . He laid out the road from Kinross to Perth , and by following the valleys ...
Página 30
... inclinations are every where moderate . Next to tracing these roads , the principal merit consists in forming and draining them in such a manner as to place them out of the reach of all injury from the torrents to which they would other ...
... inclinations are every where moderate . Next to tracing these roads , the principal merit consists in forming and draining them in such a manner as to place them out of the reach of all injury from the torrents to which they would other ...
Página 32
... inclinations : no solid foundation was prepared ; a very superficial coating of very bad stones or gravel was all that covered the soil ; the transverse sections were often just the reverse of what they ought to be ; the draining was mi ...
... inclinations : no solid foundation was prepared ; a very superficial coating of very bad stones or gravel was all that covered the soil ; the transverse sections were often just the reverse of what they ought to be ; the draining was mi ...
Página 36
... inclination of the country for drain- age should be marked . All the gravel - pits or stone quarries contiguous to the line should be described on the map , with the various roads communicating with them ; and the existing bridges over ...
... inclination of the country for drain- age should be marked . All the gravel - pits or stone quarries contiguous to the line should be described on the map , with the various roads communicating with them ; and the existing bridges over ...
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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