Sweeps, mops, waxes and uses buffers on floors; cleans bathrooms, offices, and other special purpose facilities; empties trash cans80%Picks up litter in parking lots and other City areas; washes windows10%Performs simple light bulb, changes, etc. The visual acuity requirements including color, depth perception and field of vision: A. The worker is required to have visual acuity to determine the accuracy, neatness, and thoroughness of the work assigned (i.e. custodial, food services, general laborer, etc.).