The transport device (10) has a vehicle chassis (16) that is provided with a support (20). A bearing unit (14) and a boom assembly (12) are detachably attached on vehicle chassis. The bearing unit is composed of a bearing surface (40) for storing nonwoven fabric or gauze made flexible sheet cover (18) for covering heaps of agricultural piece goods such as sugar beet. A boom assembly is provided for discharging flexible sheet cover.