supply of c/s of roof assembly (lwaccn pp) , one coach set of roof assembly to drg no. 82916001, col-i alt nil -1 no along with fin al roof elements to drg no. 82716010, col-i alt b -2 nos 82716011, col-i alt b -2 nos and flat roof assembly to drg no. 82716005, col-i alt a -2 nos the firm shall fulfil the requirement as per icf/md/ specn.200, issue status-01, rev-04 with amendment no 01. special condition : to be supplied in coach sets. packing as per icf/j&t/misc-2627 alt b. safety instruction as per icf/j&t/sk-1867 , alt nil.[safety item] [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]