excavator and hydrohammer during quarrying on the rocky soils. heavy machinery at earthmoving, digging, excavation

activity backhoe bucket build bulldozer construction crushing demolish demolishing demolition destruction development dig digger dipper earth earthmoving earthwork engineering equipment excavating excavation excavator grading ground hammering heavy hydraulic hydrohammer industrial industry jackhammer jib land loader machine machinery mover power roadwork sand scoop shovel site soil tractor vehicle work