Corrigendum List (Tender Title : ADDN ALTN AND PROVN OF PVC WATER TANK INCLUDING GI TUBING IN GH AREA, PROVISION OF COVERED SHED IN FRONT OF GH BSO YARD PROVISION OF WINDOW GRILLS ALLIED WORKS AT GH 40A VOCATIONAL TRAINING CENTRE AND PROVISION OF STROE FOR AGE BR I AT CIRCLE QUTAR)