Gem Bids For Precast Culvert Size 2x2 Mtr For 7.45 Mtr Long For Bp-156, Precast Culvert Size 2x2 Mtr For 7.45 Mtr Long For Bp-157, Precast Culvert Size 2x2 Mtr For 7.45 Mtr Long For Bp-160, Precast Line Drain 1 Mtr Length X 0.60 M X Bottom 0.30 Mand Height 0.60 M For Bp-156, Precast Line Drain 1 Mtrlength X 0.60 M X Bottom 0.30 M And Height 0.60 M For Bp-157, Precast Line Drain 1 Mtr Length X 0.60 M X Bottom 0.30m And Height 0.60 M For Bp-160