In the present state of knowledge the building of bridges or tunnels above or beneath straits or between the shores and islands of the coastal zones is basically an economic problem rather than a technical one.
Kwimo esikuyo yolwazi ulwakhiwo lwebholorho okanye ngaphezuokanye ngaphantsi kwenyoba okanye phakathi konxweme neziqithi zommandla ongaselunxwemeni oko kuyingxaki yezoqoqosho ngaphezukweyobuchule