ground workers working at night in a digger excavator and bulldozer moving the sand at the beach

activity and beach bucket build bulldozer construction dark development dig digger digging earth earthmover earthmovers earthmoving earthwork eathmoving equipment excavating excavation excavator ground groundmoving groundwork heavy hydraulic industrial industry loader machine machinery maintenance mover movers moving night nighttime power sand scoop shovel site soil some transport vehicle work worker workers working