Ключевые слова: black, construction, contractor, dark, delivery, development, dig, digger, dirtwork, dozer, dredge, dredger, durability, duty, earth, earthmover, engineer, engineering, equipment, excavate, excavator, grab, idea, industrial, industry, isolated, lift, mechanic, mechanism, motion, movement, navvy, object, orange, project, scoop, sky, strength, technology, toughness, traffic, transfer, transport, transportation, wheel, work,