tender for repair, maintenance & painting of 4nos. of ms and 2nos. of frp chimney; 1 erection of scaffolding up to the required height and around the chimney for repair, maintenance and painting of 4 nos. ms chimney and 2 nos. offrp chimney and as per the details of the work. (per chimney basis) 6 nos. 2 replacement of bolt, nuts and washers of ss 304 grade on the flange joint for the 6 nos. of chimney (4 nos. ms chimney and 2 nos. of frp chimney) as per the details of the work. 300 nos. 3 fabrication and metal repair works required in ms & frp chimney, supports, chimney platform, handrails, monkey cage, canopy, etc. or any other miscellaneous work associated with this contract. 2 ton 4 frp repair works required for ms & frp chimney or the structures associated with chimney and connected accessories like chimney supports, chimney platforms, ladders, dampers, etc. this work includes 2 coats of frp coating (2 layers of chopped strand mat and 1 coat of surface mat with pigment coating) in isophthalic resin. 20 sq.mtr. 5 cleaning, surface preparation and pigment coating throughout the complete outer surface of the 2 nos. of frp chimney in isophthalic resin as per the details of the work. (per chimney basis) 2 nos. 6 cleaning, surface preparation and 2 coats of painting throughout the complete outer surface of the 4 nos. of ms chimney and connected duct with heat resistant aluminum paint as per the details of the work (per chimney basis). 4 nos. 7 replacement of foundation bolts & nuts with washers of ms for ms & frp chimneys by drilling hole in rcc foundation and then carry out microconcrete with m40 grade (minimum) after applying high build epoxy bonding agent of approved make (basf/sika/ fosroc/ ardex endura/ master builders) followed by curing compound as per the details of the work (per foundation bolts replaced). 100 nos. 8 replacement of ss 304 nuts & bolts with washers in between flanges of the scrubber attached to 2 nos. of the frp chimneys and ducts outside the plant building including scaffolding (per nuts & bolts with washers replaced). 300 nos;