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 64
... 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 Principles of Moving Bodies 6 3 Collision-Friction.
... 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 Principles of Moving Bodies 6 3 Collision-Friction.
Page 65
... draught , and consi- derably check the forward motion of a carriage . The mathematical illustration of the effect of collision in producing this resistance is given in note B. 2d , Friction has a very great influence in checking the ...
... draught , and consi- derably check the forward motion of a carriage . The mathematical illustration of the effect of collision in producing this resistance is given in note B. 2d , Friction has a very great influence in checking the ...
Page 75
... draught of a car- riage be much greater on a road which has a very soft foundation than on one which is of a rocky foundation ? -I think the difference would be very little indeed , because the yield of a good road on a soft foundation ...
... draught of a car- riage be much greater on a road which has a very soft foundation than on one which is of a rocky foundation ? -I think the difference would be very little indeed , because the yield of a good road on a soft foundation ...
Page 120
... draught is not more than the 100th part of the weight of the carriage and its load , when the carriage is properly constructed , and mounted on straight and cylindrical axles . * According to this a horse of great power would be able to ...
... draught is not more than the 100th part of the weight of the carriage and its load , when the carriage is properly constructed , and mounted on straight and cylindrical axles . * According to this a horse of great power would be able to ...
Page 126
... draught horse upon the tramway would be ten tons ( gross ) ; but as the Commercial Road rises towards London , a deduction must be made from this for gravity , the amount of which depends upon the inclination of the road , and is common ...
... draught horse upon the tramway would be ten tons ( gross ) ; but as the Commercial Road rises towards London , a deduction must be made from this for gravity , the amount of which depends upon the inclination of the road , and is common ...
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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.