CHANDIGARH:Punjab Chief Minister Captain Amarinder Singh on Thursday thanked Union Minister of Road Transport & Highways Nitin Gadkari for accepting state government’s proposal to approve substitution of 72 km stretch of Beas-Mehta-Batala-Dera Baba Nanak under ‘Bharatmala Pariyojana’ Phase-I as a part of year-long commemoration of 400th Prakash Purb of Ninth Sikh Guru Sri Guru Tegh Bahadur Ji.