David attended the 6th Mission of the Lesotho Highlands Phase II Engineering Panel of Experts (EPoE) as the Tunnelling and Grouting Expert in July 2025
The dam is now underway and the first TBM is excavating the access adit with the 2nd TBM just arriving on site.
The Tanahu Hydropower Project in Nepal includes two 11.4m diameter diversion tunnels, a 1.4km 7m diameter headrace tunnel, a 60m high coffer dam, a 140m high mass concrete dam, an underground power house and a 33km transmission line.
The project consist of a 140MW hydropower plant with significant water storage facilities.
David just completed the 30 year inspection of the Delivery Tunnel and Transfer Tunnel for Lesotho Highlands stage one.
And the tunnels are in great condition
The project has won two awards from the Client RVNL and has now won the 2022 Team Award for AECOM (India)
David has been appointed as Chief Resident Engineer for the "Mahaweli Water Security Investment Program" (MWSIP). This is an extension of the Mahaweli Development Program (MDP) formulated in the 1960s to create a series of small tank cascade systems in North Central and North Provinces of Sri Lanka taking water from the Mahaweli River Basin using large transfer canals and reservoirs. The updated program is the construction of North Central Province Canal Project (NCPCP) which will be implemented in two sequential phases. Phase 1 comprises three main individual projects, namely Upper Elahera Canal Project, North Western Province Canal Project and Minipe Left Bank Canal Rehabilitation Project.
