5.Performs a CDL circle check; lubricates, adds oil, inflates tires, and otherwise services equipment to ensure proper operation; reports any malfunctions to supervisor, and may assist in making minor repairs and maintenance. ?This work requires the occasional exertion of up to 100 pounds of force; and requires strenuous manual labor including, but not limited to digging, shoveling, sweeping, raking, hauling, crawling, bending, lifting, pushing, pulling, twisting, and climbing.