CPWD DSR item 9.162C.1 rate analysis

Double leaf un-insulated fire rated doorset FD 60 UD: Providing and fixing factory made ISI marked uninsulated metal fire rated doorset assembly for all non-egress application areas like shafts etc. consisting of galvanized iron steel frame and shutter, including necessary hardware accessories conforming to FD 120 UD classification of IS 3614:2021 with fire rating of 120 minutes integrity. The door frame and shutter shall be made out of minimum 1.20 mm thick GI Sheet with minimum 120 GSM zinc coating as per IS:277. The frame shall be of minimum grooved profile to take appropriate fire rated smoke seal, with EPDM material of minimum size 10mm x 4mm. Door shutters shall be of minimum 46mm thick with honey comb paper core infill material of density 5 kg/cum. Double leaf un-insulated metal fire rated doorset of FD 60 UD classification with 60 minutes integrity.