The transmission line is proposed to run through Baltimore, Carroll and Frederick Counties. Frederick, Md (KM) The final route for the Maryland Piedmont Reliability Project put forward by the Public Service Enterprise Group is not acceptable, according to an opponent of the project. “Any of the proposed routes, including the final route, is unacceptable,” says Joanne Frederick, the President of the Board of the citizens group Stop MPRP, and one of the founders of the organization. “This will impact a great number of farms and families and lands and homes. So it’s point-blank unacceptable.”