supply of manufacture and supply of 1 in 8.5 diamond crossing with double slips (curved switch) bg for 60 kg rails on psc sleepers layout complete with 7000 mm over riding curved switches to rdso drg. no. t-6494 alteration 3/(latest alteration) and specification: irs: t-10-2025 and cms acute crossings to rdso drg. no. t-4967- 02 nos/latest alteration, cms obtuse crossings to rdso drg. no. t-6495 - 02 nos/latest alteration and specification irs: t-29 (revised 2024) str tdg- 0021 version 2.0 for cms crossings with latest revision/corrigendum/amendment complete with all parts listed in the sub assembly rdso drg. no. t-6494 but excluding standard fish plates, fish bolts, elastic rail clips, insulating liners/metal liners as amended up-to date of closing of e- tender. list of fittings as per annexure-b note:- rails needed for fabrication purpose has to be arranged by supplier at his own cost in terms of railway boards letter no. 2022/track-1(p)/fabricators dt. 24.01.2022.manufacture and supply of 1 in 8.5 diamond crossing with double slips (curved switch) bg for 60 kg rails on psc sleepers layout complete with 7000 mm over riding curved switches to rdso drg. no. t-6494 alteration 3/(latest alteration) and specification: irs: t-10-2025 and cms acute crossings to rdso drg. no. t-4967- 02 nos/latest alteration, cms obtuse crossings to rdso drg. no. t-6495 - 02 nos/latest alteration and specification irs: t-29 (revised 2024) str tdg- 0021 version 2.0 for cms crossings with latest revision/corrigendum/amendment complete with all parts listed in the sub assembly rdso drg. no. t-6494 but excluding standard fish plates, fish bolts, elastic rail clips, insulating liners/metal liners as amended up-to date of closing of e- tender. list of fittings as per annexure-b note:- rails needed for fabrication purpose has to be arranged by supplier at his own cost in terms of railway boards letter no. 2022/track-1(p)/fabricators dt. 24.01.2022.,manufacture and supply of 1 in 8.5 diamond crossing with double slips (curved switch) bg f or 60 kg rails on psc sleepers layout complete with 7000 mm over riding curved switches to rdso drg. no. t-6494 alteration 3/(latest alteration) and specification: irs: t-10-2025 and cms acute crossings to r dso drg. no. t-4967- 02 nos/latest alteration, cms obtuse crossings to rdso drg. no. t-6495 - 02 nos/la test alteration and specification irs : t-29 (revised 2024),str tdg-0021 version 2.0 for cms crossings wit h latest revision/corrigendum/amendment complete with all parts listed in the sub assembly rdso drg. no . t-6494 but excluding standard fish plates, fish bolts, elastic rail clips, insulating liners/metal liners as a mended up-to date of closing of e- tender. list of fittings as per annexure-b note:- rails needed for fabricat ion purpose has to be arranged by supplier at his own cost in terms of railway boards letter no. 2022/tra ck-1(p)/fabricators dt. 24.01.2022. [ warranty period: 30 months after the date of delivery ] ]