A Practical Treatise on Roads, Streets, and PavementsVan Nostrand, 1876 - 258 ページ |
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angle angle of repose asphalt asphalt pavement asphaltic cement asphaltum Basalt bituminous blocks bottom bricks Bridge broken stone Broken stone road carriage centre cents clean Cloth coal tar cobble stones compacted constructed cost cross drains cubic yards depth drainage earth edge edition embankment Engineer excavated feet filled grade gravel horses hydraulic Illustrated inches inches in thickness inches thick inclination iron joints kind laid length of level less level road lime limestone load Macadam Macadamized road maintenance mastic material Merrimack River method miles MILES PER HOUR mortar ordinary paved pavement placed plates Portland cement pounds practical Railroad rails Railway rammer ramming repairs road bed road covering road surface road-covering roadway rock roller Rosendale rubble ruts sewers Seyssel side ditches side gutters slope soil steam stringers suitable tion tons top layer traffic transverse TREATISE Val de Travers vehicles wagon wear wheels width wood