Mowable areas are defined as all of the grassed or vegetative areas of the right-of-way, extending from right-of-way line to right-of-way line or tree line to tree line or fence line to fence line as applicable, including, but not limited to, banks of natural waterways, swale ditches, V-ditches, ditch bottoms, and slopes. Mowable areas include, but are not limited to, areas under bridges, around guard rails, sign posts, delineators, culvert ends, trees, shrubs, plants, culvert head walls, bridge abutments, bridge or overpass columns and pilings, paved or raised gore areas, paved or raised medians, and along curbs and fences, where the maintenance contractor is required to mow on both sides due to the presence of service roads, swale ditches, V-ditches and slopes, or other facilities. These areas may not be accessible to standard mowing equipment and may require hand trimming or specialized mowing equipment such as boom or side mount mowers. Mowable vegetation is defined as any tree, vegetation, brush, etc. which is two inches (2”) or less in diameter, measured five inches (5”) above the ground