2nd call for Construction of Library and Computer Lab along with Toilet Block and staircase at G plus one storey of existing building of Baidyer Dighi HS School, Bishalgarh Block of Sepahijala for the year 2024-25.PM SHRI.

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and skirting courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluding the cost of centring, shuttering, finishing and reinforcement 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size).

Centering shuttering including struttings, propping etc.and removal of form work for: b) Columns, Pillars, Piers, Abutments, Posts and Struts with shuttering ply

Centering shuttering including struttings, propping etc.and removal of form work for: c) Lintels, beams, plinth beams, girders, bressumers and cantilevers with shuttering ply

Centering shuttering including struttings, propping etc.and removal of form work for: d) Suspended floors, roofs, landings, balconies and access platform with 12 mm thick shuttering ply

Centering shuttering including struttings, propping etc.and removal of form work for: e) Edges of slabs and breaks in floors and walls under 20 cm. Wide

Centering shuttering including struttings, propping etc.and removal of form work for: f) Weather shade, chajjas, corbels etc. including edges

Centering shuttering including struttings, propping etc.and removal of form work for: g) Stairs (excluding landings) except spiral-staircases with wooden plank

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or mor

Providing precast cement concrete Jali 1:2:4 (1 cement: 2 coarse sand : 4 graded stone aggregate 6mm nominal size) reinforced with 1.6 mm dia mild steel wire including centring and shuttering, roughening cleaning, fixing and finishing in cement mortar 1:3(1cement : 3 fine sand) etc. complete, excluding the plastering of jambs, sills and soffits. a) 40 mm thick

Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. all complete Fixed to steel windows by welding.

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

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS : 1285, fixing with dash fasteners of required dia and size, including necessary filling up of gaps at junctions, i.e. 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 cleat angle, aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawing and the direction of ngineerincharge. (Glazing and paneling and dash fasteners to be paid for separately) :-For fixed portion of approved quality:-Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15).

Providing and fixing glazing of approved quality in aluminium doors, windows, ventilator, shutters and partition etc. with EPDM rubber / neoprene gasket etc. complete as per architectural drawing and the direction of Engineer-in-charge (Cost of snap beading shall be paid in basic item) :-With float glass panes of 4.0 mm thickness ( weight not less than 10.0 kg / sqm )

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position :Local Teak Wood

Providing and fixing ISI marked flush door shutters conforming to IS: 2202 (Part I) decorative type, core of block board construction with frame of 1st class hard wood and well matched teak 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters 35 mm thick including ISI marked Stainless Steel butt hinges with necessary screws.

Providing and fixing factory made UPVC door frame made of UPVC extruded, section having an overall dimension, as below (tolerance +/- 1mm) with wall thickness 2.0mm+/- 02mm. corners of the door frame to be jointed with galvanized brackets and stainless screws, joint mitred and plastic wilded. The hinge side vertical of the frames reinforced by galvanized MS tube of size 19 × 19 mm and 1 mm +/- 0.1 mm wall thickness and 3 nos stainless steel hinges fixed to the frame complete as per manufacturers specification and direction of Engineer-In-Charge.Extruded section Profile size 48x40 mm

Providing and fixing 24 mm thick factory made PVC door shutters made of styles and rails of a UPVC hollow section of size 59x24 mm and wall thickness 2 mm ± 0.2 mm with inbuilt edging on both sides. The styles and rails mitred and joined at the corners by means of M.S. galvanised /plastic brackets of size 75×220 mm having wall thickness 1.0 mm and stainless steel screws. The styles of the shutter reinforced by inserying galvanised MS tube of size 20×20 mm and 1 mm ± 0.1 mm wall thickness. The lock rail made up of "H" Section, a UPVC hollow section of size 100×24 mm and 2 mm ± 0.2 mm wall thickness fixed to the shutter styles by means of plastic /galvanised MS "U" cleats. The shutter frame filled with a UPVC multi-chambered single panel of size not less than 620 mm, having overall thickness of 20 mm and 1 mm ± 0.1 mm wall thickness. The panels filled vertically and tie bar at two places by inserting horizontaly 6 mm galvanised MS rod and fastened with nuts and washers, complete as per manufacturer's specification and direction of Engineer-In-Charge. (for W.C. and Bathroom door shutter).

Half brick masonry work with first class bricks in superstructure upto floor five level including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand )

6 mm cement plaster of mix In cement mortar 1:4 ( 1 cement : fine sand ).

12 mm cement plaster of mix In cement mortar 1:3 ( 1 cement : 3 fine sand ).

15 mm cement plaster on the rough side of single or half brick wall of mix: In cement mortar 1 : 4 ( 1 cement : 4 fine sand )

Grading roof for water proofing treatment complete as required as per direction of the Engineer-in-charge with :Cement mortar 1:3 (1 cement : 3 fine sand)

Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats) over and including water thinnable priming coat with cement primer.

Finishing walls with premium acrylic smooth exterior paint with Silicon additives of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 1.43 litre/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

Finishing with Epoxy paint ( two or more coats) of approved brand and manufacture at all locations prepared and applied as per manufacturer's specification including appropriate priming coat, preparation of surface etc. complete [Payment shall be made after submission of Test Certificate issued by the Manufacturer]. 12.36.1 On steel work

Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications [Payment shall be made after submission of Test Certificate issued by the Manufacturer]:Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of Special primer applied @ 0.75 ltr /10 sqm

Applying priming coat [Payment shall be made after submission of Test Certificate issued by the Manufacturer] :With ready mixed aluminium primer of approved brand and manufacture on resinous wood and plywood.

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622 - 2017, of approved make, in all colours and shades, laid over 20mm thick cement mortar 1:4 (1 cement : 4 fine sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joints with white cement and matching pigments etc., complete.Soluble Salt Stainfree vitrified tilesSize of tile 60x60 cm

Providing and fixing 1st quality ceramic glazed wall tiles (minimum 200 x 300) conforming to IS : 15622 - 2017 (thickness to be specified by the manufacturer) of approved make in all colours, shades of any size as approved by Engineer-in-charge in skirting, risers of steps and dados, laid over 12 mm thick bed of cement mortar 1 : 3 (1 cement : 3 fine sand) jointed with ordinary cement slurry including pointing with white cement mixed with pigment of matching shade complete.

Providing and laying 1st class quality ceramic floor tiles in different sizes (thickness to be specified by the manufacturer) of 1st quality conforming to IS : 15622 - 2017 of approved make in colours such as White, Ivory, Grey, Fume Red Brown, laid over 20 mm thick cement mortar 1:4 (1 cement : 4 fine sand), Jointing with grey cement slurry @ 3.3 kg/sqm including pointing the joints with white cement and matching pigment etc. all complete as per direction of the Engineer in-charge.. Mat Finish Tiles/ Anti-skid Tiles/ Glossy Tiles 600 mm x 600 mm in all shades and designs 1st class quality ceramic floor Porcelain tiles

Providing and placing on terrace (at all floor levels) polyethylene water storage tank ISI : 12701 marked with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.