The Maintenance of Macadamised RoadsE. & F.N. Spon, 1879 - 172 sider |
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advantage Annales des Ponts annual Aveling and Porter average binding material bottom breadth broken stone cent centimetres charge cloth coating constant labourers cost county authority cube yards damage diameter district ditches drainage drains draught economy Engineers expenditure expense feet fresh materials granite gravel hand scrapers highway authorities Holyhead Holyhead road inches inches thick inches wide length of road less limestone MACADAMISED ROADS machine main roads manual labour McAdam mile of road necessary outlets parish patches Ponts et Chaussées proper proportion of detritus quantity of materials raking removed road labourers road maintenance road materials road repairs road surface road-coating roadman rolling scraping side channels side-ditches sod bordering South Wales spread square yards steam roller stone-breaking subsoil sufficient surveyor THOMAS CODRINGTON tires tons traction engine turnpike roads turnpike trusts vehicles waggons waste water-tables weather weight wheels yard of materials yards per mile
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