Details: schedule -a- year wise costing for maintenance of complete psd system excluding ads maintenance of psd system of ngn for 1st year (excluding ads) maintenance of psd system of ngn for 2nd year (excluding ads) maintenance of psd system of ngn for 3rd year (excluding ads) note- a) evaluation for selection of l1 shall be based upon total cost of schedule a quoted by the bidders. b) in schedule a, costing for any subsequent year shall not be less than that of preceding year. c) payment against above work to be raised on quarterly basis. d) preventive and corrective maintenance of ads system is optional and shall be executed upon instruction by the engineer/employer as per requirements. e) cost of preventive and corrective maintenance of ads system shall be 10% of the amc cost quoted by the bidder for psd system in schedule a of form 12 for the respective year. f) upon execution of the optional item, contract price shall be modified to include th
Sector: Metro rail