Breakthrough reported on the 6.3 km tunnel, 4.2 m in diameter, part of Phase 1 of the Sondu-Miriu Hydroelectricity Generation Project. Construction started in March, 1999 by a jv of Konoike, Veidekke, and Murray & Roberts for completion in March, 2003. Design and supervision by Nippon Koei Co. Ltd. Phase 2 planned to resume in January, 2002 after funding agreement was signed with the Japanese Bank for International Cooperation. Visit www.kengen.co.ke/sondu 51/01.