SECTION 1. Notwithstanding any general or special law to the contrary, the Massachusetts Bay Transportation Authority shall grant a perpetual, non-transferable license to the Town of Lynnfield, at no cost to the Town, for the purpose of cleaning, enlarging, expanding, removing, replacing, renovating, removing debris and blockages from, and otherwise maintaining and rendering useful, at the sole expense of the Town, the culverts located beneath the railroad bed owned by the MBTA and located in that part of the Town known as “Reedy Meadow,” provided that the Town submit and environmental insurance policy, as described in Section 31A of Chapter 23A of the M.G.L. The Town shall not be required to furnish any other form of insurance, or any defense, indemnification or hold-harmless agreement with respect to any claims, injuries, costs, damages or other relief arising out of or related to the pre-existing release or threat of release of oil or hazardous materials, as defined in Chapter 21E of the M.G.L. at or from said railroad bed.