INT-BILAT-BILAT-ordningen
Kina - Long tunnels in China
In Norway long tunnels have successfully been excavated in rock for many purposes. Three of the 10 longest road tunnels in the world, with a length exceeding 10km, are located in Norway; the Lærdal tunnel (24,5km), the Gudvanga tunnel (11,4km) and the Fol gefonn tunnel (11,1km). In addition a lar...