Excavators are working with Buckets to Clear Mud Sludge and Debris from the Bottom of the Drained River

mud dredging dredging excavator works excavator moves land reclamation excavator bucket large excavator drained river cleaning river deep mud excavators yellow excavator regeneration project backhoe excavator operator mud machine construction equipment river bottom clean river mechanical digger equipment rental digger sludge reclamation river flow sinking canal polluted debris rubble sink hard job ground dirty water breaking angle are working iron arm improvement contract powerful engine safely banks littery caterpillar grab business impure