Prime Minister Narendra Modi arrived at Chandigarh International Airport on October 03 to inaugurate Atal Tunnel at Rohtang in Himachal Pradesh.
The inauguration will take place at 10am today.
PM Narendra Modi will address a public gathering in Lahaul valley's Sissu after inaugurating the tunnel.
Atal Tunnel is the longest highway tunnel which connects Manali to Lahaul-Spiti valley throughout the year.