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, Rees, Orme, Brown, Green & Longman, 1833 - 438 pages |
From inside the book
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Page v
... Hills , and Valleys Rivers Bogs and Marsh Ground Materials - Exposure - Evaporation - 39 41 53 55 57 CHAP . II . INVESTIGATION OF THE PRINCIPLES OF ROAD - MAKING , Strength of Roads P. 61 . Application of the Principles of Moving Bodies ...
... Hills , and Valleys Rivers Bogs and Marsh Ground Materials - Exposure - Evaporation - 39 41 53 55 57 CHAP . II . INVESTIGATION OF THE PRINCIPLES OF ROAD - MAKING , Strength of Roads P. 61 . Application of the Principles of Moving Bodies ...
Page 7
... hills lowered , the valleys filled up , the marshes drained , and the bridges which were built ! ” * The following description of the manner in which the Roman roads were made , is taken from the same work : " Les grands chemins étoient ...
... hills lowered , the valleys filled up , the marshes drained , and the bridges which were built ! ” * The following description of the manner in which the Roman roads were made , is taken from the same work : " Les grands chemins étoient ...
Page 30
... hills . He also laid out the road from Perth to Dunkeld . In all cases he acted on the principle of never making a road to ascend a single foot without its being absolutely unavoidable ; and this he ac- complished by taking advantage of ...
... hills . He also laid out the road from Perth to Dunkeld . In all cases he acted on the principle of never making a road to ascend a single foot without its being absolutely unavoidable ; and this he ac- complished by taking advantage of ...
Page 36
... hills had been passed over , and valleys were crossed without any regard to inclinations : no solid foundation was ... hill - sides and tremendous precipices . " On this district there were no less than seven distinct Trusts ; the ...
... hills had been passed over , and valleys were crossed without any regard to inclinations : no solid foundation was ... hill - sides and tremendous precipices . " On this district there were no less than seven distinct Trusts ; the ...
Page 41
... hills , valleys , and rivers , will intervene , and frequently render it necessary to deviate from the direct course . HILLS . In every instance of laying out a road in a hilly country , the spirit - level is essentially neces- sary to ...
... hills , valleys , and rivers , will intervene , and frequently render it necessary to deviate from the direct course . HILLS . In every instance of laying out a road in a hilly country , the spirit - level is essentially neces- sary 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.