In the Kootenays, Highway 1 originally went around the Rogers Pass (British Columbia) area in its section from Revelstoke to Golden along what was known as the Big Bend Highway. In 1962, the section of Highway between Revelstoke and Golden was re-routed through Rogers Pass. This realignment reduced the travelling distance between the two towns by more than . Over the 1970s and 1980s, Highway 1's alignment between Hope and Cache Creek underwent a massive overhaul, including new tunnels and river spans. In Kamloops, a new bypass was constructed to re-route traffic on Highway 1 around the downtown area of the city.