In the end it will only be by drawing up a balance over the costs and benefits of the transport system as a whole that it will be possible to determine under which conditions a solution of this nature will prove superior to others.
Ekugqibeleni iyakwenziwa ngokuzotywa kothelekiso lwamaxabiso kunye nokufumeneyo kwisixokolelwano sozothutho ngokupheleleyo ukuba kungenzeka ukohlula phantsi kweziphi izibakalo isisombululo esinje sibonisa ubunganga kwezinye