Road Making and Maintenance: A Practical Treatise for Engineers, Surveyors, and OthersC. Griffin, Limited, 1900 - 440 Seiten |
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Seite 3
... employed to strengthen , equalize , and smooth it . This com- position , whether formed of gravel or débris , was 9 inches in thickness after it had been thoroughly rammed . -7.9 " - -36 Roman - feet --- FIG . 1. - Cross - section of ...
... employed to strengthen , equalize , and smooth it . This com- position , whether formed of gravel or débris , was 9 inches in thickness after it had been thoroughly rammed . -7.9 " - -36 Roman - feet --- FIG . 1. - Cross - section of ...
Seite 16
... , and the stones for that length to be laid regular : these covered drains shall in no instance ( without particular directions in writing from the principal engineer employed by the Commissioners ) 16 ROAD MAKING AND MAINTENANCE .
... , and the stones for that length to be laid regular : these covered drains shall in no instance ( without particular directions in writing from the principal engineer employed by the Commissioners ) 16 ROAD MAKING AND MAINTENANCE .
Seite 17
... employed by the Commissioners ) be less than 2 feet square ; they are to be properly secured in the bottom by paving with stones set on edge ; the pavement as well as the sides are to be secured at both ends of the drains by stone work ...
... employed by the Commissioners ) be less than 2 feet square ; they are to be properly secured in the bottom by paving with stones set on edge ; the pavement as well as the sides are to be secured at both ends of the drains by stone work ...
Seite 25
... employed will do a great deal towards the preservation of a road , while the greater number of workmen should be as constantly employed in providing materials by contract work . " It is noticeable , however , that in the Highlands of ...
... employed will do a great deal towards the preservation of a road , while the greater number of workmen should be as constantly employed in providing materials by contract work . " It is noticeable , however , that in the Highlands of ...
Seite 55
... employed in order to secure a solid basis for an embankment sustaining a road . Where the inclination of the natural surface of the ground is not great , and the formation of the road is partly in cutting and partly in embankment , the ...
... employed in order to secure a solid basis for an embankment sustaining a road . Where the inclination of the natural surface of the ground is not great , and the formation of the road is partly in cutting and partly in embankment , the ...
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Häufige Begriffe und Wortgruppen
18 inches adopted amount applied arch asphalte Aveling & Porter average basalt blasting blasting gelatine blocks bore-hole breaking bricks bridges broken carriageway carried cement cent Clee Hill coating concrete considerable consolidated construction cost creosote oil cross drains cubic yard cutting depth detonators diameter distance districts drains drill-bit durable effect embankment employed engine expenditure explosive feet fixed foundation gradients granite gravel ground grout haulage Hirnant holes hornblende horses inches iron jaws joints labour laid limestone load macadam material method mile nature necessary obtained operations paving pipes pitched placed Portland cement quantity quarry repairs road metal road surface road-roller roadway rock drill roller rolling sand scarifying setts shot-holes shown in fig side slope spandril square yard steam stone-breaking machine stones street sufficient suitable syenite thickness thoroughfares tons traction varying vehicles wear weight wheel traffic whinstone width wood pavement
Beliebte Passagen
Seite 40 - CONTENTS. — Resolution and Composition of Forces — Work done by Machines and Living Agents— The Mechanical Powers : The Lever ; Derricks as Bent Levers — The Wheel and Axle : Windlass ; Ship's Capstan ; Crab Winch— Tackles : the "Old Man"— The Inclined Plane; the Screw— The Centre of Gravity of a Ship and Cargo — Relative Strength of Rope : Steel Wire, Manilla, Hemp, Coir — Derricks and Shears — Calculation of the Cross-breaking Strain of Fir Spar — Centre of Effort of Sails...
Seite 31 - TRAVERSE TABLES: Computed to Four Places of Decimals for every Minute of Angle up to 100 of Distance. For the Use of Surveyors and Engineers. BY RICHARD LLOYD GURDEN, Authorised Surveyor for the Governments of New South Wales and Victoria. ".* Published with the Concurrence of the Surveyors- General for New South Wales and Victoria. " Those who have experience in exact SURVEY-WORK will best know how to appreciate the enormous amount of labour represented by this valuable book.
Seite 70 - Public Analyst for the County of Devon, and Medical Officer of Health for St. Marylebone. AND M. WYNTER BLYTH, BA, B.Sc., FCS GENERAL CONTENTS. — History of Adulteration. — Legislation. — Apparatus. —
Seite 36 - is INVALUABLE. The NAVAL ARCHITECT will find brought togetner and ready to his hand, a mass of information which he would otherwise have to seek in an almost endless variety of publications, and some of which he would possibly not be able to obtain at all elsewhere."— Steamship.
Seite 57 - Professor of Mining and Director of the Otago University School of Mines ; late Director Thames School of Mines, and Geological Surveyor and Mining Geologist to the Government or New Zealand GENERAL CONTENTS.
Seite 71 - By C. AINSWORTH MITCHELL, BA, FIC, Mem. Council Soc. of Public Analysts. With numerous Illustrations and a coloured Plate.
Seite 42 - The little book will be found EXCEEDINGLY HANDY by most officers and officials connected with shipping. . . . Mr. Walton's work will obtain LASTING SUCCESS, because of its unique fitness for those for whom it has been written." — Shipping World. " An EXCELLENT WORK, full of solid instruction and INVALUABLE to every officer of the Mercantile Marine who has his profession at heart."— Shipping.
Seite 68 - THIRD EDITION, Revised, Enlarged, and Re-issued. Price 6s. net. A SHORT MANUAL OF INORGANIC CHEMISTRY. BY A. DUPRE, Ph.D.,- FRS, AND WILSON HAKE, Ph.D., FIO, FCS, Of the Westminster Hospital Medical School.
Seite 80 - A MANUAL OF DYEING; fOR THE USE OF PRACTICAL DYERS, MANUFACTURERS, STUDENTS, AND ALL INTERESTED IN THE ART OF DYEING. BY E.
Seite 80 - Properties, and Applications of the various substances described, and concise directions for their Commercial Valuation, and for the Detection of Adulterants. BY CHRISTOPHER RAWSON, FIC, FCS, Consulting Chemist to the Behar Indigo Planters' Association ; Co-Author of " A Manual of Dyeing ;