(I) Construction Of New Lhs In Lieu Of Lc Gate No. 18/4 At Km 88/7-9 In Bdc - Kwae Section Under Aen/Kwae. (Ii)Construction Of New Lhs In Lieu Of Lc Gate No. 21 At Km 22/9-11 In Az-Nht Section Under Aen/Az. (Iii)Construction Of New Lhs In Lieu Of Lc Gate No. 22 At Km 20 / 34-36 In Az-Nht Section Under Aen/Az.