FIELD: building equipment, particularly for layer-by-layer solid soil loosening and for asphalt concrete coat removal during highway and pavement repair. SUBSTANCE: device has frame with roller installed by rotation support in frame. Teeth and drive are connected to roller. Device has holder fixedly attached to roller. Tooth-wheels with unbalances and tooth-wheel drive are mounted on holder by rotation support. Unbalances are engaged with tooth-wheel located on shaft by rotation support. EFFECT: increased efficiency. 2 dwg
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