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 |
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Page 7
... built ! " * The following description of the manner in which the Roman roads were made , is taken from the same work : " Les grands chemins étoient construits selon la diversité des lieux : ici ils s'avançoient de niveau avec les terres ...
... built ! " * The following description of the manner in which the Roman roads were made , is taken from the same work : " Les grands chemins étoient construits selon la diversité des lieux : ici ils s'avançoient de niveau avec les terres ...
Page 18
... built with their bricks , called clinkers , which are laid in lime ; their longest direction being laid across the road . The Swedes have long had the cha- racter of being excellent road engineers . Good rock is very generally met with ...
... built with their bricks , called clinkers , which are laid in lime ; their longest direction being laid across the road . The Swedes have long had the cha- racter of being excellent road engineers . Good rock is very generally met with ...
Page 81
... built to support it . The difficulty of forming a road in such a place is not so great as is imagined , for the face of a precipice is seldom perpendicular , and if the inclination should be half a foot perpendicular to one foot ...
... built to support it . The difficulty of forming a road in such a place is not so great as is imagined , for the face of a precipice is seldom perpendicular , and if the inclination should be half a foot perpendicular to one foot ...
Page 94
... built . If built with stone , they should be constructed as shown in Plate II . fig . 10. A flat stone should be laid at the bottom of the drain , the side walls should be not less than twelve inches thick , and built in regular level ...
... built . If built with stone , they should be constructed as shown in Plate II . fig . 10. A flat stone should be laid at the bottom of the drain , the side walls should be not less than twelve inches thick , and built in regular level ...
Page 95
... built with brick , with iron grates . In consequence of its being necessary to build these drains with mortar , they are not so good as the open - jointed drain last described , unless there is a con- siderable run of water . Plate II ...
... built with brick , with iron grates . In consequence of its being necessary to build these drains with mortar , they are not so good as the open - jointed drain last described , unless there is a con- siderable run of water . Plate II ...
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Common terms and phrases
Allesley Archway road bottom breadth bridge broken stones built carriage centre coating Commissioners contractor covered cross drains cubic yards depôts depth ditch draught earth Edition eighteen inches embankments engineer expense of drawing Fcap feet wide fences footpath formed Foster's Booth foundation four feet four inches gravel ground half Hartshill Holyhead Road Horizontal horses improvement inches deep inches thick inches wide inclined plane J. C. LOUDON John Kershaw labour laid land length line of road masonry ment metal pavement miles mound necessary nine inches North Wales parish passing paved pavement Pence placed Plate VII posts proper quicksets rails railway Rates of Inclination repair road materials road-making roadway side channels side drains six inches slopes specification spirit level Stowe Hill streets surface surveyor Telford Thomas Baylis three inches trustees turnpike roads valley velocity Vols waggon weight wheels whole
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