Perform ongoing tasks such as replacing light bulbs (climb ladders up to a height of 16 feet), filling dispensers, and setting up facilities for student and adult-use (lifting furniture, boxes, and cafeteria tables-minimum of 55 lbs.). vacuum daily for 3-4 hours), wet-mopping, sweeping, dusting, emptying the trash (lifting waste paper and debris - minimum of 55 lbs.), dusting, cleaning whiteboards, and disinfecting drinking fountains.