A Manual of the Principles and Practice of Road-making: ...and Rail-roads
A.S. Barnes & Company, 1852 - 372 pages
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A Manual of the Principles and Practice of Road-Making: ...and Rail-Roads
William Mitchell Gillespie
No preview available - 2016
Common terms and phrases
adopted advantages amount angle ascent becomes bottom broken stone calculation carriage carried cause centre cents construction cost course covered cross cubic yard curve deep depth descending desired determined direction distance ditches draw drawn earth embankment employed engine equal excavation expense experiments fall feet figure foot force former four friction give given grade greater ground half hard height hill horizontal horse hour important improvement inches inclination increased labor laid latter least length less lessen load materials measure method middle mile moved narrow natural necessary obtained pass pavement plank portion possible present proper proportion railroads rails removed represent resistance ridge rise road shape side slope square station steep stone straight line streams surface taken thickness track usually valley vehicles wall wheels whole wide width
Page 28 - Direct it flies and rapid, Shattering that it may reach, and shattering what it reaches. My son ! the road, the human being travels, That, on which BLESSING comes and goes, doth follow The river's course, the valley's playful windings, Curves round the corn-field and the hill of vines, Honouring the holy bounds of property ! And thus secure, though late, leads to its end.
Page 340 - Every overseer of highways shall have power to require a team ; or a cart, wagon or plough, with a pair of horses or oxen, and a man to manage them ; from any person having the same within his district, who shall have been assessed...
Page 146 - ... quantity of the several kinds of work which are to be paid for under this contract, and he shall determine all questions in relation to said work and the construction thereof, and he shall in all cases decide every question which may arise relative to the execution of this contract on the part of the said Contractor, and his estimate and decision shall be final and conclusive...
Page 220 - ... with their joints parallel and perpendicular to the direction of the road, they wear away most rapidly upon the edges which run across the road, since these receive most directly the shocks of the wheels, and that the stones thus become convex. To prevent this, and Fig. 112. to secure equal wear, they should be laid so that the joints cross the road obliquely, making an angle of 45° with the axis of the roadway.
Page 33 - ... great weight. Though a horse, on a level, is as strong as five men, yet on a steep hill it is less strong than three...
Page 209 - Upon the level bed prepared for the road materials, a bottom course, or layer of stones, is to be set by hand, in form of a close firm pavement ; the stones set in the middle of the road are to be 7 inches , in depth: at 9 feet from the center, 5 inches; at 12 from the center, 4 inches; and at 15 feet, 3 inches.
Page 339 - 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.
Page 146 - Leading along he knows not whence or whither. Yet through its fairy course, go where it will, The torrent stops it not, the rugged rock Opens and lets it in ; and on it runs, Winning its easy way from clime to clime Through glens locked up before.
Page 285 - ... way, in the cost of locomotive power, or in the other annual expenses, any adequate reduction to compensate for the additional first cost.
Page 209 - The paved spaces, on each side of the eighteen middle feet, are to be coated with broken stones, or well cleansed, strong gravel, up to the footpath or other boundary of the road, so as to make the whole convexity of the road six inches from the centre to the sides of it. The whole of the materials are to be covered with a binding of an inch...