Wherever the utility is not installed in the public right-of-way, an appropriate utility easement not less than twenty-five (25) feet in width shall be provided in consultation with the companies or Township departments concerned and, to the fullest extent possible, be centered on, or adjacent to, rear or side lot lines. Such easement dedication shall be expressed on the plat or plan as follows "Utility right-of-way easement granted for the purposes provided for and expressed in the Land Development Ordinance of the Township."