 The 26 kilometre long section between the future M4 and M3 was completed in September 2008.The 7 kilometre long section between M3 and the Megyeri Bridge was opened before it connected to the rest of the M0 and was known as Highway 2/B and Highway 2/A.Both 2/B and 2/A are four-lane highways, but Highway 2/A doesn't feature a median between the lanes.