The employee must be able to move about drainage sites and work areas, including accessing confined spaces such as manholes, crawl spaces, and narrow enclosures; operate heavy equipment and hand tools; move through narrow aisles and passageways; and communicate effectively with coworkers, supervisors, and crew members being trained regarding assigned tasks and equipment use. The employee will regularly encounter indoor and outdoor environmental conditions, elevated noise levels, vibration from equipment operation, and atmospheric conditions including fumes, odors, dust, mists, gases, or poor ventilation.