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Results of dynamic penetration test – an indicator of the compaction of surface soil horizons by forestry machinery
dynamic penetration test soil compaction soil mechanics lightweight dynamic penetrometer
2015/3/27
The objective of research was, on the basis of the exactly predefined input parameters of upper soil horizons of selected forest soils, to perform accurate measurements of the impact of soil loading b...
Possibilities of using the portable falling weight deflectometer to measure the bearing capacity and compaction of forest soils
deflection E-module PFWD soil bearing capacity soil compaction soil reaction
2015/3/20
The paper discusses possibilities of using the portable falling weight deflectometer to measure the bearing capacity and compaction of forest soils. Within the study, measurements were made using manu...
Soil compaction caused by 450C Timber Jack wheeled skidder (Shefarood forest, northern Iran)
soil compaction forest soil wheeled skidder
2015/3/6
In forest harvesting operations usually after using skidding machinery (skidders), traces of soil damage in the form of soil compaction and wheel and logs ruts can be seen in the forest soil. Soil bul...
Aspen regeneration, forage production, and soil compaction on harvested and grazed boreal aspen stands
forest grazing Peace River region forest soil
2009/2/11
The objective of our study was to determine the effects of timber harvesting and cattle grazing on aspen regeneration, forage production, and soil compaction on aspen cutblocks in the Peace River regi...
Soil compaction in timber skidding in winter conditions
soil compaction multipass skid trail timber skidding water-air soil characteristics
2009/2/7
The research of soil compaction in timber skidding was carried out on two skid trails of uniform slope –15%and 30 %. The degree of soil compaction is shown by changes of water-air soil characteristi...
Soil Compaction on Forest Soils from Different Kinds of Tires and tracks and Possibility of Accurate Estimate
soil compaction tracks depth of ruts porosity
2009/2/7
An 8-WD forwarder loaded with 9,520 kg of timber, and fitted with low or high tire pressures, or tires rounded with tracks, was repeatedly driven on soil for 1, 8 and 24 passes to investigate mechan...