Repairing of Roof of Auditorium building, MU.

Amount

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: G.S. Sheet

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable materialwithin 50 metres lead as per direction of Engineer-in-charge.In Cement mortar

Half brick masonry with Ist class common burnt clay F.P.S. (non modular) bricks in foundation and plinth in: Cement mortar 1 : 3 (1 cement : 3 coarse sand)

Steel work in built up tubular (round, square or rectangular tubes etc.) trusses etc., including cutting, hoisting fixing in position and applying a priming coat of approved steel primer, including welding and bolted including special shaped washers etc. complete. Hot finished welded type tubes

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 fastener of required dia and length (hold fast lugs or dash fastener shall be paid for separately :Local best quality Uningthou wood

Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows including ISI marked M.S 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.Local best quality Teak wood. 35 mm thick shutters

12 mm cement plaster of mix: 1:4 (1 cement : 4 fine sand)

Providing and laying cement concrete in retaining walls, return walls (any thickness) including attached pilasters, columns, piers, abutmets, pillars, posts, struts,buttresses, string or lacing courses, parapets, coping bed blocks, anchor blocks, plain window sills, fillets etc upto floor five level, excluding the cost of centering, shuttering and finishing:1:1.5:3 (1 cement: 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Providing corrugated G.S. sheet roofing including vertical/curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead and including a coat of approved steel primer and two coats of approved paint on overlapping of sheets 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.1.00mm thick with zinc coating not less than 275gm/m2

Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) with zinc coating 120 grams 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 12 metre or as desired by Engineer-in charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) 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 with.Precoated galvanised iron profile sheets 0.50 mm thick

Providing ridges or hips of width 60 cm over all width plain G.S. sheet fixed with polymer coated J. or L hooks, bolts and nuts 8 mm dia. G.I. limpet and bitumen washers complete.0.80mm thick with zinc coating not less than 275gm/m2

Finishing walls with textured exterior paint of required shade :New work (Two or more coats applied @ 3.28 ltr/10 sqm) over and including base coat of water proofing cement paint applied @ 2.20kg/10 sqm.

ProvidingandfixingUPVCsoil,waste,rainwaterandvent pipes includingall requisite fittings, jointingof pipes& fittingswithsolventcement, trenching, refilling&testing of joints complete as per direction of Engineer in charge. 110mm dia.

Providing and fixing aluminium work for doors, windows, ventilators and partitionswith extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS : 1285, fixed with rawl plugs and screws or with fixing clips, or with expansion hold fasteners including necessary filling up of gaps at junctions, at top, bottom and sides with required EPDM rubber/ Neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleatangle, Aluminium snap beading for glazing / panelling, C.P. brass / stainless steelscrews, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing and panelling to be paid for separately):For fixed portion.Powder coated aluminium (minimum thickness of powder coating 50 micron)

Renewing glass panes, with putty and nails wherever necessary:Float glass panes of thickness 4 mm

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber/neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item):4 mm thick ACP.

Providing and applying white cement based putty of average thickness 1mm,of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Th. Jeevan Singh (BID ID -3233957)

M/S Y SOMORJIT SINGH (BID ID -3233966)