Award of two contracts for 990 MW Punatsangchu 2 hydropower project to Jaiprakash Associates: EUR190 million for construction of diversion tunnel, dam intake and desilting arrangements including hydro-mechanical works, and highway tunnel; EUR130 million for construction of headrace tunnel from surge shaft, surge shaft, butterfly valve chamber, pressure shafts, powerhouse and tailrace tunnel including hydro-mechanical works. Visit tunnelbuilder archive bt/12 for project history. More from www.jalindia.com. 30/11.