Plan for selecting contractors for the project preparation phase: Repairing damage to the foundation, road surface, reinforcing shoulders and completing the traffic safety system for sections Km29+600 - Km30+640 and Km61+630 - Km64+087; Repairing drainage system sections Km29+700 - Km30+640, Km63+300 - Km64+087, National Highway 57C, Ben Tre province