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...Government of india ministry railways study report on compaction equipments and construction machinery no ge r september geotechnical engineering directorate research designs standards organization manak nagar lucknow contents s description page introduction scope importance adequate earthwork factors affecting in the field trials type compacting conclusion references earlier days embankment design were not given attention embankments constructed left for by natural process due to loads imposed heavier axle very high degree sub grade support have become necessary present scenario which requires fast heavy suitable densification soil mass commonly known as results an alround improvement properties its performance a pavement supporting bed many types are available now different soils be used machineries like backhoe dozers graders scrapers jcbs dumpers etc began deployed road rail formation earth dam works order complete comparatively less time expenditure this is various construct railw...