Construction of additional classroom and major repairing of Lakheswar Brahma Memorial ME and High School at Mazbat under the Tribal Affairs for the year 2022-23

Amount

2.8 Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 2.8.1 All kinds of soil.

Dry brick on edge flooring in required pattern with bricks of class designation 7.5 on a bed of 12 mm mud mortar, including filling joints with Jamuna sand, with common burnt clay non modular bricks.

4.1 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 4.1.5 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from naturalsources : 6 graded stone aggregate 20 mm nominal sizederived from natural sources)

5.22 Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. 5.22.4 Hot rolled deformed bars

5.22 A Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. 5.22A.1 Mild steel and Medium Tensile steel bars

Centering and shuttering including strutting, propping etc. and removal of form for : 5.9.1 Foundations, footings, bases of columns, etc. for mass concrete

Centering and shuttering including strutting, propping etc. and removal of form for : 5.9.6 Columns, Pillars, Piers, Abutments, Posts and Struts te

Centering and shuttering including strutting, propping etc. and removal of form for : 5.9.5 Lintels, beams, plinth beams, girders, bressumers andcantilevers with water proof ply 12 mm thick

Centering and shuttering including strutting, propping etc. and removal of form for : 5.9.3 Suspended floors, roofs, landings, balconies and accessplatform

5.1 Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 5.1.2 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from naturalsources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

5.2.2 Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : 5.2.2 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size)

6.1 Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: 6.1.1 Cement mortar 1:4 (1 cement : 4 coarse sand)

2.27 Supplying and filling in plinth with sand under floors, including watering,ramming, consolidating and dressing complete.

4.10 Providing and laying damp-proof course 40mm thick with cementconcrete 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from naturalsources : 4 graded stone aggregate 12.5mm nominal size derived fromnatural sources)

10.14 Providing and fixing pressed steel door frames conforming to IS: 4351, manufactured from commercial mild steel sheet of 1.60 mm thickness, including hinges, jamb, lock jamb, bead and if required angle threshold of mild steel angle of section 50x25 mm, or base ties of 1.60 mm, pressed mild steel welded or rigidly fixed together by mechanical means, including M.S. pressed butt hinges 2.5 mm thick with mortar guards, lock strike-plate and shock absorbers as specified and applying a coat of approved steel primer after pre-treatment of the surface as directed by Engineer-in-charge: 10.14.3 Profile E 10.14.3.1 Fixing with adjustable lugs with split end tail toeach jamb

10.11 Providing and fixing factory made ISI marked steel glazed doors, windows and ventilators, side /top /centre hung, with beading and all members such as F7D,F4B, K11 B and K12 B etc. complete of standard rolled steel sections, joints mitred and flash butt welded and sash bars tenoned and riveted, including providing and fixing of hinges, pivots, including priming coat of approved steel primer, but excluding the cost of other fittings, complete all as per approved design, (sectional weight of only steel members shall be measured for payment). 10.11.1 Fixing with 15x3 mm lugs 10 cm long embedded in cementconcrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3 coarsesand : 6 graded stone aggregate 20 mm nominal size)

9.48 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. 9.48.1 Fixed to steel windows by welding

6.13 Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level.

10.16 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. 10.16.1 Hot finished welded type tubes

12.1 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, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to 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. 12.1.3 0.63 mm thick with zinc coating not less than 275 gm/ m²

12.4 Providing ridges or hips of width 60 cm overall 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. 12.4.2 0.63 mm thick with zinc coating not less than 275 gm/m²

9.3 Providing wood work in frames of false ceiling, partitions etc. sawn and fixed in position with necessary stainless steel screws etc. 9.3.2 Kiln seasoned and chemically treated hollock wood

12.24 Providing and fixing insulating board ceiling of approved quality with necessary nails etc. complete (frame work to be paid separately) : 12.24.1 Natural colour insulating board12.24.1.1 12 mm thick

10.29 Providing & fixing fly proof wire gauze to windows, clerestory windows & doors with M.S. Flat 15x3 mm and nuts & bolts complete. 10.29.1 Galvanised M.S. Wire gauze with 0.63 mm dia wire and1.4 mm aperture on both sides

11.5 62 mm thick cement concrete flooring with concrete hardener topping,under layer 50 mm thick cement concrete 1:2:4 (1 cement : 2 coarsesand : 4 graded stone aggregate 20mm nominal size) and top layer12mm thick cement hardener consisting of mix 1:2 (1 cement hardenermix : 2 graded stone aggregate, 6mm nominal size) by volume, hardeningcompound mixed @ 2 litre per 50 kg of cement or as per manufacture’sspecifications. This includes cost of cement slurry, but excluding thecost of nosing of steps etc. complete.

13.2 15 mm cement plaster on the rough side of single or half brick wall of mix : 13.2.1 1:4 (1 cement: 4 fine sand)

11.6 Cement plaster skirting up to 30 cm height, with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement. 11.6.1 18 mm thick

9.5 Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, fixing with butt hinges of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of Engineer-in-charge. (Note:- Butt hinges and necessary screws shall be paid separately) 9.5.1 Second class teak wood9.5.1.1 35 mm thick shutters

10.30 Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows, all complete with : 10.30.1 4.0 mm thick glass panes

9.96 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 : 9.96.1 300x16 mm

9.97 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 : 9.97.2 250x10 mm

9.100 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 : 9.100.1 125 mm

9.95 Providing and fixing ISI marked aluminium butt hinges 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: 9.95.1 125x75x4 mm

13.48 Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications : 13.48.2 Painting wood work with Deluxe Multi Surface Paint ofrequired shade. Two or more coat applied @ 0.90 ltr/10sqm over an under coat of primer applied @0.75 ltr/10sqm of approved brand and manufacture

13.48 Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications : 13.48.3 Painting Steel work with Deluxe Multi Surface Paint togive an even shade. Two or more coat applied @ 0.90 ltr/10 sqm over an under coat of primer applied @ 0.80 ltr/10 sqm of approved brand and manufacture

13.48 Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications : 13.48.1 Two or more coats applied on walls @ 1.25 ltr/10 sqmover and including one coat of Special primer applied @0.75 ltr /10 sqm

13.48A Finishing walls with 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives. 13.48A.1 New work (Two or more coats applied @ 1.43 litre/ 10sqm. Over and including priming coat of exterior primerapplied @ 0.90 litre/10 sqm.

2.25(a) Excavating, supplying and filling of local earth (including royalty) bymechanical transport upto a lead of 5km also including ramming andwatering of the earth in layers not exceeding 20 cm in trenches, plinth,sides of foundation etc. complete.

15.28 Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: 15.28.1 G.S. Sheet

15.2 Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. 15.2.1 Nominal concrete 1:3:6 or richer mix (i/c equivalentdesign mix)

15.12 Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : 15.12.1 Of area 3 sq. metres and below

11.1 Brick on edge flooring with bricks of class designation 7.5 on a bed of 12 mm cement mortar, including filling the joints with same mortar, with common burnt clay non modular bricks: 11.1.1 1:4 (1 cement : 4 coarse sand)

11.4 52 mm thick cement concrete flooring with concrete hardener topping,under layer 40 mm thick cement concrete 1:2:4 (1 cement : 2 coarsesand : 4 graded stone aggregate 20 mm nominal size) and top layer 12mm thick cement hardener consisting of mix 1:2 (1 cement hardenermix : 2 graded stone aggregate 6 mm nominal size) by volume, hardeningcompound mixed @ 2 litre per 50 kg of cement or as per manufacturer'sspecifications. This includes cost of cement slurry, but excluding thecost of nosing of steps etc. complete.

12 mm cement plaster of mix : 13.1.1 1: 4 (1 cement: 4 coarse sand)

12.65 Providing & fixing at all heights, levels and locations colour finish Aluminium alloy roofing sheets of alloy IS designation 31500, temperHx8 conforming to IS 737 and dimensions as per IS code 2676 with characteristics of good formability and corrosion resistance. The profile sheets shall be fixed to truss members in slope or required pitch or curvature with Hex cap headed self drilling/tapping Stainless steel screws M6, 50 mm long with 3 mm EPDM seal washer etc. all inclusive of labour, scaffolding, T&P and sundries etc. complete as per directions of the Engineer-In-Charge. (Cost of truss/frame work shall be paid separately).

12.66 Providing and fixing of Pre-coated colour or mill finish Aluminium Roofing Accessories in 0.71 mm thickness ,Alloy 31500 (IS designation) [Aluminium Alloy (AA) 3004 (ISO designation)] For color, coating shall be 5-7 microns epoxy primer on both sides of the sheet and polyester top coat 15-18 microns, using self drilling/ tapping SS screws of size 6 x 50mm with 3mm thick EPDM seal and SS plain washer complete : 12.66.1 Precoated/mill finish aluminium Ridges plain(500- 600mm)

9.1 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). 9.1.3 Kiln seasoned and chemically treated hollock wood

9.5 Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, fixing with butt hinges of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of Engineer-in-charge. (Note:- Butt hinges and necessary screws shall be paid separately) 9.5.1 Second class teak wood9.5.1.1 35 mm thick shutters

9.9 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. 9.9.1 Second class teak wood9.9.1.1 35 mm thick

9.1 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). 9.1.3 Kiln seasoned and chemically treated hollock wood

9.96 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 : 9.96.1 300x16 mm

9.97 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 : 9.97.2 250x10 mm

9.100 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 : 9.100.1 125 mm

10.30 Providing & fixing glass panes with putty and glazing clips in steel doors, windows, clerestory windows, all complete with : 10.30.1 4.0 mm thick glass panes

13.43 Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface : 13.43.1 Water thinnable cement primer

13.44 Finishing walls with water proofing cement paint of required shade :13.44.1 New work (Two or more coats applied @ 3.84 kg/10 sqm)

4.17 Making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement: 3 coarse sand (zone-III) derived from natural sources : 6 graded stoneaggregate 20 mm nominal size derived from natural sources) over 75mmthick bed of dry brick ballast 40 mm nominal size, well rammed andconsolidated and grouted with fine sand, including necessary excavation,levelling & dressing & finishing the top smooth. sqm 681.65

1.3 Wiring for light -point / fan point /exhaust fan point/call bell point with 2x1.5 sq. mm. FRLS P.V.C. insulated copper conductor single core cable in surface /recessed steel conduit,with modular switch,modular plate,suitable GI box and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc.as required. 1.3.3 Group C

1.2.4 Supplying and fixing following modular switch /socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required 1.24.1 5/6 A switch

1.24.4 3 pin 5/6A Socket outlet

1.14 Wiiring for circuit/submain wiring alongwith earth wire with following sizes of FRLS PVC insulated copper conductor ,single core cable in surface/recessed medium class PVC conduit as required. 1.14.2 2x2.5 sq.mm + 1x2.5 sq.mm earth wire

1.14.3 2x4 sq.mm + 1x4 sq.mm earth wire

Supply, Installation, Testing and Commissioning of 1200 mm sweep, BEE 5 star rated, ceiling fan with Brush Less Direct Current (BLDC) Motor, class of insulation: B, 3 nos. blades, 30 cm long down rod, 2 nos. canopies, shackle kit, safety rope, copper winding, Power Factor not less than 0.9, Service Value (CM/M/W) minimum 6.00, Air delivery minimum 210 Cum/Min , 350 RPM (tolerance as per IS : 374-2019), THD less than 10%, remote or electronic regulator unit for speed control and all remaining accessories including safety pin, nut bolts, washers, temperature rise=75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for 230 V, 50 Hz, single phase AC Supply, earthing etc. complete as required

2.1 Supplying & fixing 5 Amps to 32 Amps rating 240/415 V "C" Curve miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB Complete with connections testing & commissioning etc as required. 2.10.1 Single Pole

2.3 Supplying and fixing following way ,single pole and neutral sheet steel ,MCB distribution board ,240V on surface/recess complete with thinned copper bus-bar ,neutral bus-bar,earty bar,din-bar,interconnections ,powder painted including earthing etc as required (But without MCB/RCCB/Isolator) 2.3.2 8-way , double door

2.12 Supplying and fixing following rating double pole ,240V,MCB in the existing MCB DB complete with connections ,testing and commissioning etc.as required 2.12.2 63A

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories,and 5.2 providing masonry cover plate having locking arrangement and with charcoal/coke and salt as required.

5.7 Supplying and laying 6 SWG G.I. wire at 0.50 metre below ground levelfor conductor earth electrode,including connection/ltermination with GI thimble etc.as required.

A-1 Supplying testing of 4 ft LED Tube light batten including all accessories as directed by he department (Philips make)

A-2 Supplying of following size of PVC/XLPE insulated and PVC sheathed1.1KV grade Solid aluminum conductor up to 10.sq.mm balance strnded conductor ,XLPE insulated ,cores laid up ,PVC tap innersheathed ,Armour (Aluminium wire for single core up to 70 sq.mm balance luminium strip ,Galvanised wire for cables up to 2x10 sq.mm ,3x10 sq.mm 4x6 sq.mm and balance all galvanised steel strip) extruded PVC type ST2 sheathed 650/1100V grade as per IS 7908 (part-1) 1988 armoured U.G Cable as specified and direced by the department(Plaza or equivalent make as approved by this department) 16 sq.mm 3 core

Sonasri Boro