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 28
... face a regular convexity , have not , till within a short time ago , been recognised and explained by any scientific rules whatever . Although va- rious select committees of the House of Com- mons have been appointed to take into ...
... face a regular convexity , have not , till within a short time ago , been recognised and explained by any scientific rules whatever . Although va- rious select committees of the House of Com- mons have been appointed to take into ...
Page 35
... face of precipices , they are protected by strong walls . They are acknowledged , by all persons competent to form a correct judgment on works of this kind , to be a model of the most perfect road - making that has ever been attempted ...
... face of precipices , they are protected by strong walls . They are acknowledged , by all persons competent to form a correct judgment on works of this kind , to be a model of the most perfect road - making that has ever been attempted ...
Page 64
... face of a road . These occasion , by the resistance which they make to the wheels , jolts and shocks , • See Wood's Mechanics , p . 20 . which waste the power of draught , and consi- derably 64 A TREATISE ON ROADS . Application of the ...
... face of a road . These occasion , by the resistance which they make to the wheels , jolts and shocks , • See Wood's Mechanics , p . 20 . which waste the power of draught , and consi- derably 64 A TREATISE ON ROADS . Application of the ...
Page 70
... face downwards , and filling up the interstices closely with stone chips well driven in , the earthy bed of the road cannot be pressed up so as to be mixed with the coating of broken stones . This coating , therefore , when consolidated ...
... face downwards , and filling up the interstices closely with stone chips well driven in , the earthy bed of the road cannot be pressed up so as to be mixed with the coating of broken stones . This coating , therefore , when consolidated ...
Page 81
... face of a precipice , a wall must be 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 ...
... face of a precipice , a wall must be 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 ...
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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.