A Practical Treatise on Roads, Streets, and PavementsVan Nostrand, 1876 - 258 pages |
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Page 37
... compacted into embankments , it settles or shrinks to less than its bulk in the natural bed . This shrinking for different earths , is approximately as follows : gravel or sand about 8 per cent ; clay about 10 per cent ; loam about 12 ...
... compacted into embankments , it settles or shrinks to less than its bulk in the natural bed . This shrinking for different earths , is approximately as follows : gravel or sand about 8 per cent ; clay about 10 per cent ; loam about 12 ...
Page 44
... compacted by ramming . As this method is expensive , it is usual , from considerations of economy , to carry out an embankment to its full height from the beginning , at the same time making the cut , which supplies the earth , to its ...
... compacted by ramming . As this method is expensive , it is usual , from considerations of economy , to carry out an embankment to its full height from the beginning , at the same time making the cut , which supplies the earth , to its ...
Page 69
... compacted broken stone topped off with one to two inches of gravel . The inner edge of the side - walk should be protected against the wash of the side - gutters by a facing of sods or dry stone . In cities the side - walks are paved ...
... compacted broken stone topped off with one to two inches of gravel . The inner edge of the side - walk should be protected against the wash of the side - gutters by a facing of sods or dry stone . In cities the side - walks are paved ...
Page 83
... compacting the bottom layers , and for the preliminary consolidation of the upper layers , a heavier roller cannot be used . A roller weighing from 5 to 7 tons and upwards may be used advantageously on the top layer , and if the light ...
... compacting the bottom layers , and for the preliminary consolidation of the upper layers , a heavier roller cannot be used . A roller weighing from 5 to 7 tons and upwards may be used advantageously on the top layer , and if the light ...
Page 84
... compacted , a second layer of 3 to 4 inches is added and treated in the same manner . Successive layers follow until the road is made up to the required height and form of transverse section . The aggregate thickness of the sev- eral ...
... compacted , a second layer of 3 to 4 inches is added and treated in the same manner . Successive layers follow until the road is made up to the required height and form of transverse section . The aggregate thickness of the sev- eral ...
Other editions - View all
PRAC TREATISE ON ROADS STREETS Quincy Adams 1825-1888 Gillmore,Making of America Project No preview available - 2016 |
Common terms and phrases
angle angle of repose asphalt asphalt pavement asphaltic cement asphaltum Basalt bituminous bottom bricks broken stone Broken stone road carriage catchwater drains centre cents clean Cloth coal tar cobble stones compacted constructed cost cross drains cubic yards depth drainage dust earth edge embankment Engineer Equivalent length excavated feet filled Force required grade gravel hard heavy horizontal horses Illustrated inches inches in thickness inches thick inclination iron joints kind laid length of level less level road lime load longitudinal Macadam Macadamized road maintenance mastic material method miles MILES PER HOUR mixture mortar necessary ordinary paved pavement placed Portland cement pounds practical Railroad rails railways rammer ramming repairs road bed road covering road surface road-covering roadway rock roller Rosendale rubble ruts Seyssel side ditches side gutters slope soil square stringers suitable tion tons top layer traffic transverse Val de Travers vehicles wagon wear wheels width wood
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