Saying pipes will need to run to South Avenue from a planned power station behind New Canaan High School, the town’s highest elected official said he is in favor of laying that route by creating a new road through a wooded portion of Waveny Park. Such a road also would help ease traffic at the school—a hurdle in creating a workable busing system as part the district’s efforts to start high school later, First Selectman Kevin Moynihan said during a press briefing last week. “We have to bring the pipes from the power plant behind the high school that we are going to build over to Saxe and the YMCA,” Moynihan said during the briefing held Thursday in his Town Hall. “It would be logical to bring it through that area and it is not wetlands. It can be done.