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 2
... earth , and whenever we shall find no fa- cility of travelling from a city to a town , or from a village to a hamlet , we may pronounce the people to be barbarians . " It has been well said by a writer in the first volume of the ...
... earth , and whenever we shall find no fa- cility of travelling from a city to a town , or from a village to a hamlet , we may pronounce the people to be barbarians . " It has been well said by a writer in the first volume of the ...
Page 27
... earth , or side channels . The transverse section of the surface , when measured , is rarely to be found of a regular convexity . The surface of all the roads , until within a few years , was every where cut into deep ruts , and even ...
... earth , or side channels . The transverse section of the surface , when measured , is rarely to be found of a regular convexity . The surface of all the roads , until within a few years , was every where cut into deep ruts , and even ...
Page 51
... earth , such as the chalk hill embankment near Dunstable , and that near Chirk , in North Wales . In some situations it may be advisable to pass through a hill by means of a tunnel , instead of by deep cutting . There are three works of ...
... earth , such as the chalk hill embankment near Dunstable , and that near Chirk , in North Wales . In some situations it may be advisable to pass through a hill by means of a tunnel , instead of by deep cutting . There are three works of ...
Page 56
... earth embanked upon it , in order to destroy the elasticity of the subsoil . Although the surface coating of a road over such a subsoil may be made with a great abun- dance of the hardest materials , and be perfectly smooth , the porous ...
... earth embanked upon it , in order to destroy the elasticity of the subsoil . Although the surface coating of a road over such a subsoil may be made with a great abun- dance of the hardest materials , and be perfectly smooth , the porous ...
Page 63
... earth upon the elastic soil , to compress it . The right understanding of this principle of road - making , which requires roads to be con- structed with four or five times a greater body or depth of materials than is commonly given to ...
... earth upon the elastic soil , to compress it . The right understanding of this principle of road - making , which requires roads to be con- structed with four or five times a greater body or depth of materials than is commonly given to ...
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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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Page 8 - All these cities were connected with each other, and with the capital, by the public highways, which, issuing from the Forum of Rome, traversed Italy, pervaded the provinces, and were terminated only by the frontiers of the empire. If we carefully trace the distance from the wall of Antoninus to Rome, and from thence to Jerusalem, it will be found that the great chain of communication, from the north-west to the south-east point of the empire, was drawn out to the length of four thousand and eighty...
Page 20 - ... let me most seriously caution all travellers who may accidentally propose to travel this terrible country to avoid it as they would the devil ; for a thousand to one but they break their necks or their limbs by overthrows or breakings down.