backhoe parked at construction site after digging soil. closeup bucket of bulldozer. digger after work. earth moving machine at

excavator digger backhoe bucket dig construction site trenching bulldozer road repair earthmoving dirt work machinery building loader earth equipment machine tractor scoop earthwork ground heavy engineering teeth workplace moving excavation demolition shovel hydraulic soil vehicle excavating industry steel safety injury urban city street metal trench mechanical mover power industrial yellow parked digging soil closeup bulldozer work repair