Under supervision, inspects and performs various manual laboring duties including the operation of laboring equipment related to sewer and concrete repairs, sewer cleaning, or the cleaning and maintenance of buildings, grounds, watercourses, deep tunnels, or equipment. Work involves exposures to dirt, dust, extremes in temperature and humidity, odors, heights, confined sp

Under supervision, inspects and performs various manual laboring duties including the operation of laboring equipment related to sewer and concrete repairs, sewer cleaning, or the cleaning and maintenance of buildings, grounds, watercourses, deep tunnels, or equipment. Work involves exposures to dirt, dust, extremes in temperature and humidity, odors, heights, confined sp