supply of anti creep devices.anti creep devices.,manufacture and supply of fabricated anti-creep device for 10125 mm curved switches wit h zu1-60 thick web tongue rails b.g. (1673 mm) for 60 kg (uic) on psc sleepers as per rdso drg. no. rd so/t-8782 & rdso/t-8783 complete with fittings (including 27mm dia. hts bolt with nut to drg. no. rds o/t-8786 & rdso/t- 8787 and hardened packing plate to drg. no. rdso/t-8784 & rdso/t-8785) acd m aterial shall be structural steel confirming to the requirement of grade e-350/br of is: 2062-2011 indian standard hot rolled medium and high tensile steel - specification (seventh revision). note :- (i) the 27 mm dia. hts bolts & nuts shall confirm to is:3757 & is:6623 and shall be manufactured by rdso approve d vendor for hts bolts & nuts. the dimension of hts bolts & nuts shall be as per drawing no.rdso/t-878 6 & rdso/t-8787. these bolts & nuts shall be arranged and supplied by the supplier/tenderer.(ii) harden ed packing plate shall confirm to is:6649 & material 45c8 steel according to is:1570 (part-2). the dimensi ons of hardened packing plate shall be as per drawing no. rdso/t-8784 & rdso/t- 8785. hardened packi ng plate shall be arranged and supplied by the supplier/tenderer. [ warranty period: 30 months after th e date of delivery ] ]