supply of manufacture and supply of 1 in 8.5 diamond crossing with double slips etc.manufacture and supply of 1 in 8.5 diamond crossing with double slips etc.,manufacture and supply of 1 in 8.5 diamond crossing with double slips (curved switch) b g for 60kg rail (uic) on psc sleepers layout complete with cms acute crossing to rdsos drg no. t-49 67 with latest alteration , cms obtuse crossing to rdsos drg no. t-6495 with latest alteration and 700 0mm or curved switches to rdso drg no. t-6494 with latest alteration complete with all parts listed i n the sub assembly drawing but excluding standard fish plate , fish bolts , ercs and insulating liners/ m etal liners. the required rails will be purchased by the manufacturer. (note : terms latest whichever used will means the alteration / amendments upto the actual date of closing of tender.) [ warranty pe riod: 30 months after the date of delivery ] ] new general stores depot/kgp, west bengal 15.00 set