BT - Civil Project, BT Projects Intake Well for 37 MLD STP at Karmalichak of Voltas India Ltd, BUIDCO, Patna Intake Well for 37 MLD STP at Karmalichak of Voltas India Ltd, BUIDCO, Patna Intake Well for 37 MLD STP at Karmalichak of Voltas India Ltd, BUIDCO, Patna