supply item description manufacture and supply of fabricated anti creep device for 10125 mm curved switches with zu 1 60 thick web tongue rails b g 1673 mm for 60 kg uic on psc sleepers as per r dso drg no rdso t 8782 rdsot t 8783 complete with fittings including 27 mm dia hts bolt nut to drg no rdso t 8786 rdso t 8787 and hardened packing plate to drg no rdso t 8784 roso t 8785 a cd material shall be structural steel confirming to the requirement of grade e 35o br of is 2062 201n indian st