supply of anti creep device , anti creep devices for 10125mm curved switches with zu1-60 thick web tounge rails bg ( 1673mm) for 60 kg (uic) on psc sleeper as per rdso drg no rdso /t-8782 & rdso/t-8783 with complete fittings. [ warranty period: 30 months after the date of delivery ] ] , manufacture and supply of fabricated anti-creep device for 10125 mm curved switches with zu-1-60thick web tongue rails b.g. (1673 mm) for 60 kg (uic) on psc sleepers as per rdso drg. no. rdso/ t-8782 &rdso/t-8783 complete with fittings (including 27mm dia. hts bolt with nut to drg. no. rdso/t-8 786 & rdso/t-8787 and hardened packing plate to drg. no. rdso/t-8784 & rdso/t-8785) acd material s hall be structural steelconfirming to the requirement of grade e-350/br of is: 2062-2011 indian standard h ot rolled medium and hightensile steel specification (seventh revision) [ warranty period: 30 months af ter the date of delivery ] ]