This is the 2nd joint operation project (Jo) between TENO INDONESIA AND FUDO TETRA CORPORATION JAPAN .

        This operation was intended to strengthen the very thick soft soil condition exist on this project by installing so many soil cement columns which were produced by mixing the existing soft soil with a certain amont of cement to a certain depth. Totally 6455 points of columm having diameter 1.6m - 28m deep were made starting on april, 2022 and completed on september 2022.

        Before the work was started the position of columns were marked on the soil surface.

       Then the rig with 2 drilling rods equipped with 2 drilling bits were set-up on the marked position. The drilling bits were then rotated and lowered into the ground to the design depth.