Stand or Sit(Stationary position), Walk(Move, Traverse), Use hand/fingers to handle or feel (Operate, Activate, Use, Prepare, Inspect, Place, Detect, Position), Climb (stairs/ladders) or balance (Ascend/Descend, Work atop, Traverse), Stoop, kneel, crouch, or Crawl(Position self(to), Move), Talk/hear(Communicate, Detect, Converse with, Discern, Convey, Express oneself, Exchange information), See (Detect, Determine, Perceive, Identify, Recognize, Judge, Observe, Inspect, Estimate, Assess), Pushing or Pulling, Reaching. Valid Commercial Driver's License and ability to meet all U.S. Department of Transportation driver qualification requirements, including sufficient English proficiency to converse with the public, understand highway signs and signals, respond to official inquiries, and complete required reports and records.