Rajgrihi Singh Construction emerges as L1 bidder for implementation of Jainagar, Domchanch and Koderma Mega Rural Pipe Water Supply Scheme in Jharkhand February 25, 2026 | Awarded, Key Segments, Municipal Water Supply, Project Updates, Water Supply Rajgrihi Singh Construction Private Limited has emerged as the lowest bidder (L1) for implementation of the Jainagar, Domchanch … This content is restricted.