Long-range planning has been used to ensure that the future environmental quality of the urban landscape is maintained, so that new areas will use the underground cable system. Officials hope that within 10 years citizens will not be able to see any more of these "facial scars" which dot the cityscape.
目前，台電每年花在北市地下配電的投資，超過新台幣五億元，預計十年內將使北市電線全部下地。