supply of fabrication & supply of 6400 mm over rid [fabrication & supply of 6400 mm over riding derailing switches.fabrication & supply of 6400 mm over rid [fabrication & supply of 6400 mm over riding derailing switches.,fabrication & supply of 6400 mm over riding derailing switches 1 in 8.5, t/out for bg (167 3 mm) 60kg on psc sleepers to rdso drg. no. t-6068 alt.4 with latest alteration and conforming to spec ification no. irs: t-10-2023 with latest corrigendum issued up to the actual date of closing tender with su ppliers rails complete with stock rails and all parts & fittings as listed in the drawing but excluding groov ed rubber sole plates, insulating lines, elastic rail clips, plate screw, fish plates and fish bolts. note :- rails needed for fabrication of switch i.e. for stock rail and tongue rail shall be arranged by supplier at their own cost in terms of railway board letter no. 2022/track-i(p)/fabricators dated 24.01.2022. specific ation: irs/t-10-2023 for fabricated switch. [n.b: term -latest -wherever used will mean the alterations/a mendments upto the actual date of closing tender]. warranty period: 30 month(s) from the date of suppl y. [ warranty period: 30 months after the date of delivery ] ] , fabrication & supply of 6400 mm over riding derailing switches 1 in 8.5, t/out for bg (167 3 mm) 60kg on psc sleepers to rdso drg. no. t-6068 alt.4 with latest alteration and conforming to spec ification no. irs: t-10-2023 with latest corrigendum issued up to the actual date of closing tender with su ppliers rails complete with stock rails and all parts & fittings as listed in the drawing but excluding groov ed rubber sole plates, insulating lines, elastic rail clips, plate screw, fish plates and fish bolts. note :- rails needed for fabrication of switch i.e. for stock rail and tongue rail shall be arranged by supplier at their own cost in terms of railway board letter no. 2022/track-i(p)/fabricators dated 24.01.2022. specific ation: irs/t-10-2023 for fabric