While performing the duties of this job, the employee is frequently required to stand; walk; sit; use hands and fingers, handle or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; talk or hear; taste or smell. replacement or repair of leaks in drains and faucets, unclogging of drains, trenching and laying new lines, replacing drain hoses on washers and similar devices, etc.) to provide operable and efficient plumbing capabilities to Department personnel.