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4-6-inch tires advantage amount average binding material bottom breadth broken stone cent centimetres cloth coating collars considerable consolidated road constant labourer county authority cross-breaking crown 8vo cube yards damage detritus diameter ditches drainage drains draught economy Engineers expenditure feet fresh materials give granite gravel greater hand scrapers heavy loads heavy traffic highway authorities highway districts hollows Holyhead horses inch of width inches thick inches wide increase Inst length of road less limestone macadamised machine main roads manual labour McAdam metalling mile of road necessary parish patches quantity of materials removed repairs rH rH road maintenance road materials road surface road-coating roadman roller rolling scraping side channels silicious sod bordering South Wales spread square yards Steam stone-breaking strength subsoil sufficient surveyor tons traction engine turnpike roads turnpike trusts vehicles waggons water-tables weight wheels width of tire yards of materials yards per mile
Página 6 - Long-Span Railway Bridges : Comprising Investigations of the Comparative Theoretical and Practical Advantages of the various Adopted or Proposed Type Systems of Construction ; with numerous Formulae and Tables. By B. BAKER. I2mo. $1.50...
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Página 10 - This work is printed in a pearl type, and is so small, measuring only ai in. by i| in. by i in. thick, that it may be easily carried in the waistcoat pocket. "It is certainly an extremely rare thing for a reviewer to be called upon to notice a volume measuring but 2$ in.
Página 5 - ... all, without any exception. It would be useless to attempt a recapitulation of the contents, for it appears to contain almost everything that anyone connected with building could require, and, best of all, made up in a compact form for carrying in the pocket, measuring only 5 in. by 3 in., and about \ in.
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