However, note that the highway is under construction and so driving north from Lake Mead will add two extra hours to go 4 mi (6 km).
Kodwa-ke, phawula ukuthi umgwaqo omkhulu usakhiwa, ngakho-ke ukushayela inyakatho usuka eLake Mead kuzongeza amahora amabili okungeziwe ukuze uhambe nge-4 mi (6 km).