It was originally thought that the Taipei-Ilan Expressway, due for completion in 2003, would also bring Pinglin new benefits, but the government is now planning to restrict the interchange to only large vehicles and locals from Pinglin. This is in order to protect the water catchment area.
而預計九十二年完工的北宜高速公路，本來也被預期會為坪林帶來新的利多，然而，為了保護水源地，政府考慮不在坪林設一般車輛可進出的交流道，而將北宜高的出口設在「行控中心」，只讓國道局工程用車與坪林鄉民能經其進出。