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 RoadLongman, Orme, Brown, Green, and Longmans, 1838 - 465 páginas |
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Página v
... Materials - Exposure - Evaporation CHAP . II . PRINCIPLES OF ROAD - MAKING , Strength of Roads P. 56 . Application of the Principles of Moving Bodies Collision - Friction Hardness Machine for measuring the Power of Traction Traction on ...
... Materials - Exposure - Evaporation CHAP . II . PRINCIPLES OF ROAD - MAKING , Strength of Roads P. 56 . Application of the Principles of Moving Bodies Collision - Friction Hardness Machine for measuring the Power of Traction Traction on ...
Página ix
... Materials Basalt - Granite - Quartz - Syenite - Porphyry - -Whinstone - Guernsey Granite - Mount- sorrel Stone - Hartshill Stone 243 244 Shropshire , Staffordshire , and Warwickshire ... Materials Preparation of Materials CONTENTS . ix.
... Materials Basalt - Granite - Quartz - Syenite - Porphyry - -Whinstone - Guernsey Granite - Mount- sorrel Stone - Hartshill Stone 243 244 Shropshire , Staffordshire , and Warwickshire ... Materials Preparation of Materials CONTENTS . ix.
Página x
... Materials Preparation of Materials Method of putting them on the Road Management of Labour Repair Contracts 244 246 247 247 248 - 251 CHAP . XI . ROAD INSTRUMENTS AND TOOLS , P. 253 . Theodolites Spirit Levels Sextants - Spades ...
... Materials Preparation of Materials Method of putting them on the Road Management of Labour Repair Contracts 244 246 247 247 248 - 251 CHAP . XI . ROAD INSTRUMENTS AND TOOLS , P. 253 . Theodolites Spirit Levels Sextants - Spades ...
Página 13
... materials are harder , a road is seldom to be seen with a smooth surface and of sufficient strength . Very extensive tracts of the kingdom are wholly without regularly formed roads ; and , therefore , however valuable the efforts of the ...
... materials are harder , a road is seldom to be seen with a smooth surface and of sufficient strength . Very extensive tracts of the kingdom are wholly without regularly formed roads ; and , therefore , however valuable the efforts of the ...
Página 23
... materials which forms it is universally so thin , that it is weak , and consequently exceedingly im- perfect . Drainage is neglected ; high hedges and trees are allowed to intercept the action of the sun C 4 INTRODUCTION . 23.
... materials which forms it is universally so thin , that it is weak , and consequently exceedingly im- perfect . Drainage is neglected ; high hedges and trees are allowed to intercept the action of the sun C 4 INTRODUCTION . 23.
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Términos y frases comunes
Allesley arch Archway Road axles bottom breadth brick bridge broken stones built carriage centre coach coating commissioners constructed contract contractor Coventry cross drains DAVIES GILBERT depôts depth draught dynamometer earth eighteen inches elasticity embankments engineer expense experiments feet wide fences foot footpath fore wheels formed foundation four inches friction gravel ground half hard Hartshill height hill hind wheels Holyhead Road horizontal horses improvement inches deep inches thick inches wide instrument John Kershaw John Macneill labour laid length line of road manner masonry ment miles mortar mound necessary nine inches paved pavement placed Plate VII proper quicksets rails rates of inclination repair road-making roadway ruts side channels side springs six inches slopes specification spirit level springs square streets surface surveyor Telford theodolite Thomas Baylis three feet three inches trustees turnpike roads turnpike trusts upper velocity waggon whole wing walls
Pasajes populares
Página 20 - 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?