Tenders for Improvement Of Left Out Portion Of Following Projects:-I Construction Of Rob And Its Approaches In Lieu Of Existing Level Crossing L.C. No- 65-B/2-E At Km 132 On Nh-19 In The State Of Bihar. Ii Construction Of Rob And Its Approaches In Lieu Of Existing Level Crossing L.C. No- 62-A/3E At Km 135 On Nh-19 In The State Of Bihar Iii Construction Of Rob And Its Approaches In Lieu Of Existing Level Crossing L.C. No- 43-A/3E At Km 12 On Nh-103 In The State Of Bihar On Item Rate Under O/R For The Year 2020-21.