annual maintenance contract of data acquisition system and dam instruments installed in dam of omkareshwar power station , amc of data acquisition system ( as per section-iii scope of work ) , amc of dam instruments ( as per section-iii scope of work ) , note: 1 . transit insurance shall be in the scope of nhdc ltd . 2 . bidder shall quote unit cgst , sgst amount in column no . 6 &7 respectively for intra-state supply or shall quote igst amount in column no . 8 for inter-state supply . 3 . bidders are requested to verify carefully the amount entered by them in respective column and the amount generated automatically through formulae before uploading it to the portal ,