A few years of "disruptive" works to duplicate a major bottleneck and crash site will be worth the wait for Belconnen commuters, ACT ministers say.
ACT deputy leader and MacGregor resident Yvette Berry said three-year works to duplicate 4.5 kilometres of William Hovell Drive, which begin on Monday, will create a "bit of chaos" but also address a significant traffic bottleneck in Canberra's east.