Detailed Survey, Design and Tender Document Preparation of Access Road to Likhu-4 Hydropower

Project Description

Detailed
The LK-IV Hydro Electric Project of 51 MW capacity has been planned as a pondage run-of river (PRR) diversion scheme with a 30-m high dam to be constructed across the Likhu river located on the boundary of Ramechhap and Okhaldhunga ditrict of Central/Eastern Development Region of Nepal.

The proposed Likhu-IV HEP is accessible from Kathmandu via Arniko Highway upto Lamosangu and from Lamosangu toward Jiri upto the Busti Bridge on Tamakoshi River along Lamosangu-Jiri Highway. It is 150 km long paved road. From Busti Bridge, 20 km long fair weather gravel road reaches upto Kirnetar, where the Khimti-I HEP power station is located. NEA has aimed to survey, investigate and design the access road from kirnetar to the proposed Likhu IV project, which is estimated to be 36 km long

Assignment Description

The services provided by the Consultant included: • Collection and review of existing reports and data, and validate findings • Conduction of field reconnaissance by a walkover survey along the whole alignment • Carrying out of detailed survey of the road corridor, bridge site and unstable areas • Conduction of traffic studies • Conduction of sub-grade material investigation • Investigation and establishment of location of quarry sites for construction materials • Execution of hydrological, geological, geophysical, and geotechnical surveys along the road alignment and bridge site • Based on the above surveys and investigations, preparation of detailed design of all elements of the road including bridge over Likhu river • Preparation of rate analysis, bill of quantities and cost estimate • Recommendations for contract packaging in close coordination with the Client • Preparation of an overall construction schedule • Preparation specific sets of tender documents including technical specifications • Preparation of field, draft and final reports, plans and drawings