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 Road |
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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 arch Archway road bottom breadth breast walls brick bridge broken stones built carriage centre coating Commissioners constructed contractor cross drains depôts depth district draught earth eighteen inches embankments engineer feet wide fences foot footpath formed Foster's Booth foundation four feet four inches gravel ground half Hartshill hill Holyhead Road horizontal horses improvement inches deep inches thick inches wide inclined plane J. C. LOUDON John Kershaw labour laid length line of road London masonry Menai Strait ment miles mortar necessary nine inches North Wales parish passing paved pavement pence placed Plate VII proper quicksets rails railway Rates of Inclination repair road materials road-making roadway side channels six inches sixteen inches slopes specification spirit level Stowe Hill streets surface surveyor Telford Thomas Baylis three feet three inches trustees turnpike roads valley velocity waggon weight wheels whole
Popular passages
Page 23 - 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?
Page 10 - 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 23 - A more dreadful road cannot be imagined. I was obliged to hire two men at one place to support my chaise from overturning. Let me persuade all travellers to avoid this terrible country, which must either dislocate their bones with broken pavements, or bury them in muddy sand.
Page 10 - The public roads were accurately divided by milestones, and ran in a direct line from one city to another, with very little respect for the obstacles either of nature or private property. Mountains were perforated, and bold arches thrown over the broadest and most rapid streams.
Page 291 - At many turnpikes, it has been said, the money levied is more than double of what is necessary for executing, in the completest manner, the work, which is often executed in a very slovenly manner, and sometimes not executed at all.