(ii) officials and representatives of public corporations as defined in article one, section three of the general corporation law;
(iii) officials and representatives of the federal government, of neighboring states and of interstate agencies on problems affecting transportation in this state;
(iv) officials and representatives of carriers and transportation facilities and systems in the state; and
(v) persons, organizations and groups utilizing, served by, interested in or concerned with transportation facilities and systems in the state; c. may request and receive from any department, division, board, bureau, commission or other agency of the state or any political subdivision thereof or any public authority such assistance and data as may be necessary to enable the department to carry out its responsibilities under this section; and d. may make use of and incorporate in the department's plan, any recognized long-range regional plan for transportation, survey or report developed by any public or private agency.