However, it is impossible to meet the deadline as many works need to be done, including a major flyover near Kanjiramkulam.
Sources said the levelling works need to be done at many places near Thirupuram, Vlanthankara and Kottukal.
The second phase of NH 66 bypass is purely made of concrete and it will become the first concrete highway in the state.
In concrete roads, dry lean concrete is used instead of wet mix macadam over the granular sub-base.
Concrete roads are more durable than tarred roads.