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Keywords:
FORECASTS,
DEVELOPMENT,
USAGE,
DESIGN,
MECHANICAL,
EARTHMOVING,
PLANT,
STANDARDS,
EQUIPMENT,
EXCAVATING,
TRANSPORTATION,
ROADS,
TRANSPORT,
MOBILE,
BIBLIOGRAPHY,
IMPROVEMENT,
DRAGLINES,
LOADING,
SHOVELS,
HYDRAULIC,
SLUICES,
PLOUGHS
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© Thomas Telford and ICE
1948
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