The meeting was chaired by Adm Narong Pipatanasai, navy commander and deputy chief of the National Council for Peace and Order (NCPO).
The wildlife corridor will consist of both overhead land bridges and tunnels to enable wild animals to cross the highway safely.
One of the overhead bridges, 570 metres in length, will be constructed at kilometre marker No.27 while another, 500 metres in length, will be built between kilometre markers No.42 and 55.