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 41
... resistance by a few turns of the winch . " This drag has been applied to coaches on other lines of road in Scotland with complete success . Messrs . Makepiece and Pearson have invented another kind of drag , called the Patent Retarder ...
... resistance by a few turns of the winch . " This drag has been applied to coaches on other lines of road in Scotland with complete success . Messrs . Makepiece and Pearson have invented another kind of drag , called the Patent Retarder ...
Page 62
... resistance , to car- riages passing over it ; and nothing but a perfect and uniform line of curves and levels will enable the eye of a workman to see where the deficiency takes place . 66 Generally speaking , the roads are not uniform ...
... resistance , to car- riages passing over it ; and nothing but a perfect and uniform line of curves and levels will enable the eye of a workman to see where the deficiency takes place . 66 Generally speaking , the roads are not uniform ...
Page 67
... resistance which they make to the wheels , jolts and shocks , which waste the power of draught , and considerably check the forward motion of a carriage . The mathematical illustration of the effect of collision in producing this resistance ...
... resistance which they make to the wheels , jolts and shocks , which waste the power of draught , and considerably check the forward motion of a carriage . The mathematical illustration of the effect of collision in producing this resistance ...
Page 68
... resistance of fluids ; it consists of the consumption of the moving force , or of the horse's labour , occasioned by the soft surface of the road and the continually depressing of the spongy and elastic sub - strata of the road . ” * An ...
... resistance of fluids ; it consists of the consumption of the moving force , or of the horse's labour , occasioned by the soft surface of the road and the continually depressing of the spongy and elastic sub - strata of the road . ” * An ...
Page 69
... resistance be so complete as to render it totally incapable of any impression , then a body is said to be perfectly ... resistance to the weight of heavy carriages passing over it . That an elastic subsoil is unfit for a road is evident ...
... resistance be so complete as to render it totally incapable of any impression , then a body is said to be perfectly ... resistance to the weight of heavy carriages passing over it . That an elastic subsoil is unfit for a road is evident ...
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Common terms and phrases
2d Edition abutments acclivity Allesley arch axle bottom breadth bridge broken stones built carriage centre cloth coach coating commissioners considerable constructed contractor Coventry cross drains depôts depth draught drawing earth eighteen inches elasticity embankments engineer Engravings expense experiments fences foot footpath formed Foster's Booth foundation four inches gravel half hard Hartshill hill hind Holyhead Road horizontal horses improvement inches deep inches thick inches wide J. C. LOUDON John Kershaw labour laid length line of road London masonry materials ment miles necessary nine inches North Wales paved pavement placed Plate posts principle proper quicksets Rates of Inclination repair road-making roadway side channels side springs six inches slopes spirit level Stowe Hill surface surveyor Telford Thomas Baylis three inches tractive TREATISE trustees turnpike roads turnpike trusts velocity Vignette Titles vols waggon weight wheels whole wing walls Woodcuts yards
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