H.G. Infra Engineering's stock surged over 5% on the BSE, reaching an intra-day high of ₹911. The jump follows the company, in a joint venture with Kalpataru Projects International, being declared the L-1 bidder for a significant ₹1,415 crore metro viaduct project by Maharashtra Metro Rail Corporation. The JV will construct a 20.527 km elevated metro line for the Thane Integral Ring Metro Project.