supply of galvanised plate screw , manufacturing and supply of galvanized plate screw for use with dowels conforming to rdso drg. no. t-3912 with latest alterations if any specification: plate screws shall conform to irs specification i rs-t-16-2019 with latest corrigendum if any. [ warranty period: 30 months after the date of delivery ] ] , manufacturing and supply of galvanised plate screw for use with dowels conforming to rdso drg. no. t-3911 with latest alterations if any and conforming to irs specification irs-t-16-2019 with latest alteration/corrigendum as amended upto date of tender notice, if any. [ warranty period: 30 months afte r the date of delivery ] ] , galvanised plate screw as per rdso drg. no. t-3911 and confirming to irs specification irs t-16-2019 with latest corrigendum issued up to 20 days prior to the date of closing of tender. [ warranty period: 30 months after the date of delivery ] ] , galvanized plate screw as per rdso drg. no. t-3912 and confirming to irs specification irs t-16-2019 [ warranty period: 30 months after the date of delivery ] ] , manufacturing and supply of galvanized plate screw for use with dowels conforming to rdso drg. no. t-3913 with latest alterations if any as on date of closing of this e-tender. specification: plate scre ws shall confirm to irs specification irs-t-16-2019 with latest corrigendum if any. [ warranty period: 30 months after the date of delivery ] ] , manufacturing and supply of galvanized plate screw to rdso drg. no. t-3915 with latest alte rations if any and conforming to irs specification irs-t-16-2019 with latest alteration/corrigendum as ame nded upto date of tender notice, if any. [ warranty period: 30 months after the date of delivery ] ] , galvanized plate screw 150mm long having 24 mm dia to drawing no. rdso/t-3913 (to lates t alteration) and as per irs specification no. t-16-2019 (as amended up to date) [ warranty period: 30 m onths after the date of delivery ] ]