2. Assists skilled maintenance personnel, and/or may be assisted by utility workers, in the construction, installation, and maintenance of roofs, furniture, fences, playground equipment, cabinets, shelving, chalkboards, and bulletin boards. 2.Assists skilled maintenance personnel, and/or may be assisted by utility workers, in the construction, installation, and maintenance of roofs, furniture, fences, playground equipment, cabinets, shelving, chalkboards, and bulletin boards.