MYAGDI, Feb 7: The excavation work of the tunnel of Darwang Myagdi Khola Hydropower Project, which is under-construction in Darbang, Malika Rural Municipality-6 of western Myagdi, has started. The excavation work of Audit No. 1 tunnel has been started for building the 25 MW project. According to the project, the excavation of the auxiliary tunnel to the main tunnel has been started using explosives under the supervision and management of the Nepali Army.