Ключевые слова: arm, away, backhoe, bulldozer, construction, cracked, danger, dangerous, demolish, demolition, destruction, dig, digger, dirt, disaster, drill, emergency, engineering, equipment, excavate, excavation, excavator, failure, fracture, gravel, ground, hoe, improvement, irrigation, leak, leakage, machine, machinery, male, pipe, pipeline, plumber, plumbing, repair, road, shovel, soil, street, structure, truck, tube, underground, water, wet, work,