worker, workers, construction, construction hat, man, hole, sewer, pipe, piping, pipeline, sewers, hose, hoses, hardhat, hard hats, hard hat, manhole, manholes, city, vest, wearing, utility, green, looking, clothing, district, tube, undershirt, passage, company, conduit, metropolis, hosiery, opening, urban area, singlet, urban center, adult, building, drain, service, person, footwear, male
A city worker looking down a manhole.