In the case of the Limited Interest in Perpetuity (Permanent Easement – Water and Wastewater Main System) a free, uninterrupted and unobstructed permanent easement in gross or rights in the nature of a permanent easement in gross for the purpose of site works on, upon, under, over, and through the lands for and in connection with facilitating the construction, installation, inspection, testing, verification, repair, replacement and/or operation of municipal underground sewers, underground water lines, drains, drainage courses, beddings, pipes, conduits, markers, channels, ducts, valves, valve chambers, fittings, meters, hydrants, manholes, services, fixtures, equipment and other associated works and appurtenances or accessories thereto whether or not similar to the foregoing in relation to the transfer, transmission, control, flow, carriage, conveyance, transportation, increasing or decreasing velocity or volume of municipal sewage or water or both, and for all things necessary or incidental thereto including physical modification to the lands through site clearing, building demolition, improvements, removal or reconstruction, underground tunnelling, digging, grading, ditching, trenching, filling or otherwise, as well as, to enter, occupy and re-enter the lands by all authorized users, including, but not limited to, servants, agents, employees, contractors, sub-contractors and workers with all necessary vehicles, machinery, equipment, workmen, and other materials required for or related to the watermain and wastewater main infrastructure improvements and works ancillary thereto