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 36
... depth of the peat should be ascertained by boring ; and the general inclination of the country for drain- age should be marked . All the gravel - pits or stone quarries contiguous to the line should be described on the map , with the ...
... depth of the peat should be ascertained by boring ; and the general inclination of the country for drain- age should be marked . All the gravel - pits or stone quarries contiguous to the line should be described on the map , with the ...
Page 50
... depth of several feet in floods . In these cases it may appear , upon accurately calculating and balancing the relative inconvenience and expense of endeavouring to keep a straight line and of taking a circuitous route , that upon prin ...
... depth of several feet in floods . In these cases it may appear , upon accurately calculating and balancing the relative inconvenience and expense of endeavouring to keep a straight line and of taking a circuitous route , that upon prin ...
Page 65
... depth of materials , by sinking holes into the road at short intervals . The average depth of materials was as follows on some of the trusts : Whetstone Trust - St. Alban's ditto Dunstable ditto Puddle Hill ditto - 4 inches . - 4 ditto ...
... depth of materials , by sinking holes into the road at short intervals . The average depth of materials was as follows on some of the trusts : Whetstone Trust - St. Alban's ditto Dunstable ditto Puddle Hill ditto - 4 inches . - 4 ditto ...
Page 66
... depth of materials four or five times greater than is commonly given to them , it is requisite to illustrate and establish the grounds on which it rests , by reference , first , to the laws of science concerning moving bodies , and ...
... depth of materials four or five times greater than is commonly given to them , it is requisite to illustrate and establish the grounds on which it rests , by reference , first , to the laws of science concerning moving bodies , and ...
Page 78
... depth of metal requisite for any road is only ten inches . " " That the duration only , and not the condition of a road , depends upon the quality and nature of the material used . " " That free stone will make as good a road as any ...
... depth of metal requisite for any road is only ten inches . " " That the duration only , and not the condition of a road , depends upon the quality and nature of the material used . " " That free stone will make as good a road as any ...
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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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