Under the agreement, KNR Ramanattukara Infra Private will construct a 377-meter-long viaduct at its own cost and complete the work by February 28, 2026, including a 90-day grace period. NHAI has agreed to grant an extension of time without imposing damages for the project. Shares of KNR Constructions Ltd ended at ₹186.30, up by ₹0.45, or 0.24%, on the BSE.