On the eastern end of the MRT line phase 1, our student made a site visit to the Bundaran HI station. MRT Bunderan HI station is located 19 m below ground level. This station is the end station of the MRT line construction phase 1. Our students had the privilege to see the construction of the MRT tunnel which is the first tunneling construction Indonesia. The Bundaran HI station work package is constructed by Sumitomi Mitsu Construction Co. and PT. Hutama Karya.