labour component for repair and maintenance of roofing of divisional forest office baratang under nilambur range of baratang forest division- dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead 2 of sectional area 40 square centimetres and above. 3 dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: 4 asbestos sheet 5 demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of engineer - in - charge. 6 nominal concrete 1:3:6 or richer mix ( i / c equivalent design mix ) 7 dismantling wooden boardings in lining of walls and partitions, excluding supporting members but including stacking within 50 metres lead : 8 up to 10mm thick 9 providing and fixing up to floor five level precast cement concrete hollow block including hoisting and setting in position with cement mortar 1:3 ( 1 cement : 3 coarse sand ) , cost of required centering, shuttering complete. 10 1:1½:3 ( 1 cement : 1½ coarse sand ( zone iii ) : 3 graded stone aggregate 20 mm nominal size ) . 11 providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia. & length ( hold fast lugs or dash fastener shall be paid for separately ) . 12 cat-iia 13 providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, including isi marked m.s. pressed butt hinges bright finished of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of engineer-in-charge. 14 kiln seasoned and chemically treated hollock wood. 15 35 mm thick shutters 16 providing and fixing glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, including isi marked m.s. pressed butt hinges bright finished of required size with necessary screws. 17 kiln seasoned and chemically treated hollock wood. 18 35 mm thick shutters 19 providing and fixing m.s. grills of required pattern in frames of windows etc. with m.s. flats, square or round bars etc. including priming coat with approved steel primer all complete. 20 fixed to openings / wooden frames with rawl plugs screws etc. 21 providing and fixing is : 12817 marked stainless steel butt hinges ( heavy weight ) with stainless steel screws etc. complete : 22 100x60x2.50mm 23 75x50x2.50mm 24 providing and fixing aluminium sliding door bolts isi marked anodised ( anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade with nuts and screws etc. complete : 25 250x16mm 26 providing and fixing aluminium tower bolts isi marked anodised ( anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade with necessary screws etc. complete : 27 250x16mm 28 100x10mm 29 providing and fixing aluminium handles isi marked anodised ( anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade with necessary screws etc. complete : 30 125mm 31 75mm 32 providing and fixing aluminium casement stays isi marked anodised ( anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour and shade with necessary screws etc. complete. 33 providing and fixing precoated galvanised iron profile sheets ( size, shape and pitch of corrugation as approved by engineer-in-charge ) 0.50 mm ( + 0.05 % ) , total coated thickness with zinc coating 120 gm per sqm as per is:277 in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12metre or as desired by engineer-in-charge. the sheet shall be fixed using self drilling / self tapping screws of size ( 5.5x 55mm ) with epdm seal, complete upto any pitch in horizontal / vertical or curved surfaces excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. 34 providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm ( + 0.05 % ) total coated thickness, zinc coating 120 gm per sqm as per is: 277 in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns using self drilling / self tapping screws complete : 35 ridges plain ( 500-600mm ) 36 gutter ( 600mm over all grith ) 37 12 mm cement plaster of mix : 38 1:4 ( 1 cement: 4 fine sand ) 39 finishing with deluxe multi surface paint system for interiors and exteriors using primer as per manufacturers specifications : 40 two or more coats applied on walls @ 1.25 ltr / 10 sqm. over and including one coat of special primer applied @ 0.75 ltr / 10sqm 41 applying priming coat 42 two or more coats applied on walls @ 1.25 ltr / 10 sqm. over and including one coat of special primer applied @ 0.75 ltr / 10sqm 43 painting with synthetic enamel paint of approved brand and manufacture to give an even shade : 44 two or more coats on new work.