| http://www.w3.org/ns/prov#value | - Architects, engineers, surveyors, other design professionals (as to their professional services), vendors, suppliers, materialmen, guard services, lessors of equipment, transport companies, truckers, haulers, drivers those who test, pickup, deliver, or carry materials, parts, equipment or other items or persons, crane operators (for certain carriers), and certain entities performing hazardous work
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