| Corrigendum's |
| First Extension for Tender No 1,2,4,5,6,7,10,14,16,18,19,21,23,24,26,28,29. .Last date for submission 04/08/2010. |
| Second Extension for tender No.1,4,5,6,7,10,14,16,17,18,19,21,23,26,28,29.Last date for submission 30/08/2010. |
| First Extension for Tender No.27,31,32,34,35,37,38,39,41,42,43,47,50,52,53,54,56.Last date for submission 13/09/2010. |