Notice regarding (No. 2230 PC A.K) the demolition of the old stone fence, length 102m; construction of the entrance gate and front fence, height 2.5m, length 47.5m; and arrangement of khuen along both sides of the road, length 400m, at Kampong Speu Substation (GS13); construction of a guard post, size (3 x 4)m, at Kampong Speu Substation (GS13), Po Chin Tong Substation (GS53), and Aoy Saom Substation (GS22); construction of reinforced concrete fence, thickness 0.20m, height 0.80