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 |
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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
... inequalities on the sur- 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 .
... inequalities on the sur- 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 .
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 Archway road bottom breadth bridge broken stones built carriage centre coating Commissioners contractor covered cross drains cubic yards depôts depth ditch draught earth Edition eighteen inches embankments engineer expense of drawing Fcap feet wide fences footpath formed Foster's Booth foundation four feet four inches gravel ground half Hartshill Holyhead Road Horizontal horses improvement inches deep inches thick inches wide inclined plane J. C. LOUDON John Kershaw labour laid land length line of road masonry ment metal pavement miles mound necessary nine inches North Wales parish passing paved pavement Pence placed Plate VII posts proper quicksets rails railway Rates of Inclination repair road materials road-making roadway side channels side drains six inches slopes specification spirit level Stowe Hill streets surface surveyor Telford Thomas Baylis three inches trustees turnpike roads valley velocity Vols waggon weight wheels whole
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