Soil characteristics in Medan varies from silty sand to gravely with sand.Sometime we found cobble zone as well.  Unclemole can cope with varius soil condition such as sticky clay, sand, silt, gravel and cobble as well. Iseki Supervisor support local contractor, who challenges micro tunneling project very first time, and train them how to control machine as well as manage entire tunneling process. Thanks for their enthusiasm to learning new technology, customer had become confident in controlling machine. Customer arranged 2 shift teams and achieve almost 20m per day progress at the best record day.