The commissioner shall cooperate with agencies and persons, governmental or private, charged with or having a substantial interest in (1) planning and developing a sound state transportation system, (2) regulation of transportation facilities and services and (3) solving problems connected with transportation. The commissioner may use any proceeds from the sale of state bonds allocated by the State Bond Commission under subsection (e) of section 2 of special act 76-84, as amended by special act 78-64, special act 79-3 and section 2 of public act 80-350*, to fund no more than ninety per cent of the cost of the rehabilitation, expansion or construction of rail freight support facilities, including, but not limited to, public loading platforms, docks and sidings, ramps, storage areas and access roads, located on public or private property, provided no such project shall receive more than seventy-five thousand dollars. The commissioner shall develop and maintain liaison with the Tri-State Regional Planning Commission established by chapter 291.