supply of rate contract for cms crossing 1 in 8.5 for bg. 60 kg (uic) on psc sleepers to rdso drg. no. t-4967, alt.8,cms crossing for bg. 60 kg (uic) on psc sleepers 1 in 8.5 to rdso drg. no. t-4967, alt. 8 (or latest alterations) complete with all fittings as listed in the drawing excluding grooved rubber s ole plates, check rails, insulating liners, fish plate, fish bolts and nuts, elactic rail clips and conform ing to irs specification no. irs:t-29 revised 2022 for cast manganese steel crossings with latest alter ations. the term latest alterations wherever used will be mean the alteration up to the actual date o f opening of tender. [ warranty period: 30 months after the date of delivery ] ]