Tender For supply of ladder for upper berth ( pu foam moulded) with spring lock washer ( 3 nos ) hex head bolt ( 3 nos ) & hex nut ( 3 nos ) to icf drg no : scn5- 6 - 4 - 506,col. i , alt. g / nil a nd scn5 - 6 - 1 - 501, alt. r / nil , items - 40 , 52 & 53 alt : nil. [ warranty period: 30 months after t he date of delivery ]