EVALUATION OF EARTH RETAINING WALL (TPT) PLANNING FOR THE KUTACANE CITY BOUNDARY NATIONAL ROAD PROJECT – BELANGKEJEREN KM 56 + 600 BELANGKEJEREN YEAR 2024

Harun Harasid (Gunung Leuser University)

Jurnal Penelitian Progresif (JPP)
Vol 5 No 2 (2026): MARCH 2026 - AUGUST 2026

From the results of analysis and drilling tests with a machine drill , standard penetration test (SPT) and laboratory testing . The type of soil from the drilling results is clay , gravel & fine to coarse sand , medium stiffness / density to dense low to medium water content , non- plastic to low plastic , where solid soil has been found at a depth of 13 meters. The retaining wall structure (TPT) on the Kutacane - Belangkejeren KM 56 + 600 boundary road is safe against active pressure and pasaip pressure . The pile drill to hold the TPT from overturning or landslide forces used is round with a diameter of 40 cm , the length of the pile drill is 7.0 meters, and the area of ​​the pile drill circle is 1256 Gm2.