Construction Development Corporation Limited (CDCL), in yet another major break-through in the construction of hydropower project, signed a contract agreement with Kholongchhu Hydro Energy Limited on 26^th May 2021 coinciding with the auspicious day of Buddha Parinirvana for the construction of part of Head Race Tunnel from Adit 2 and Chaplangchhu Diversion Works for a contract value of Nu. 991.30 million in Trashiyangtse.

The contract was awarded to CDCL by KHEL under the arrangement of offloading of at least 20% scope of work from Main Civil Package KC-2 of HRT won by Valecha-Rigsar JV at their evaluated rates. The project involves the construction of 400 m of Adit 2, 2.1 km of Head Race Tunnel, and Chaplangchhu Diversion works which includes major components of hydropower projects at a smaller scale. CDCL is the first contractor for major civil work packages to sign the contract for Kholongchhu Hydropower Project.

Balance major part of HRT under Main Civil Package KC-2 will be executed by Valench-Rigsar JV. The other two major Main Civil Package of Dam and Power House was won by Jaiprakash Associates Limited, an Indian construction Company executing Dam and Power House packages in PHPA 2.

CDCL took of construction of exploratory drift of length 1770 m in August 2016 for Drukgreen Power Corporation Limited for Nyera Amari Hydropower Project’s DPR study and completed in October 2020. The first successful entry into the construction of a major hydropower project by CDCL was in June of 2017 on a sub-contract from Hindustan Construction Company at Nikachhu Hydropower Project in Trongsa for part of HRT of 2.84 km from Adit 4 of length 674 m in Tsangkha in Trongsa.

Today CDCL had excavated more than 3 km of HRT and 1.8 km of drift tunnel using completely national manpower and had developed resources and capacity in the construction of underground works.