Major Repair of PM SHRI Sachindra GP High School under Bokafa Block under South Tripura District sanctioned under PM SHRI Scheme during the year 2023-24

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. -All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. -All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level: 1:3:6 ( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- -All work upto plinth level:1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size)

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-In plinth and skirting courses, fillets, columns, pillars, posts and struts. 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick 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- RCC work in suspended floors, roofs having slope upto 15° landings, balconies, shelves and chajjas. 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size)

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto floor five level. Thermo-Mechanically Treated bars/ Cold twisted deformed steel bars

Centering shuttering including struttings, propping etc. and removal of form work for:Foundations, footings, bases for columns etc. for mass concrete with timber plank

Columns, Pillars, Piers, Abutments, Posts and Struts withshuttering ply

Lintels, beams, plinth beams, girders, bressumers and cantilevers with shuttering ply

Suspended floors, roofs, landings, balconies and access platform with timber planks

Providing structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete as required.

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 welded type tubes

Providing and laying cement concrete 1:2:4 (1 cement: 2 fine sand : 4 graded well burnt brick aggregate) flooring finished with a floating coat of neat cement includingcem ent slurry, rounding of edges and strips and cost of glass strips etc. complete.40mm thick.

Providing and fixing hard drawn steel wire fabric of size 75 x25 mm mesh or other suitable size wire mesh to be fixed & firmly anchored to the concrete surface by means of "L" shaped mild steel shear key welded with existing reinforcement including the cost of materials, labour, tool & plants, as required and as per direction of the Engineer-incharge.

First class brick work in foundation and plinth including cost of all materials as required complete:-In cement mortar 1:4 ( 1 cement : 4 fine sand ).

First class brick work in superstructure above plinth level & upto floor-five level including cost of all materials as required complete:-In cement mortar 1:4 ( 1 cement : 4 fine sand ).

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 ).

Providing corrugate G.S. sheet roofing includingvertical/curved surface fixed with polymer coated J or Lhooks, 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 complet e (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.0.63mm thick with zinc coating not less than 275gm/m2

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 including a coat of approved steel primer and two coats of approved paint complete.0.63mm thick with zinc coating not less than 275gm/m2

Providing and laying rectified Glazed Ceramic floor tiles of size 300x300 mm or more (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622 - 2017, of approved make, in colours hite, 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 grouting the joints with white cement and matching igments etc., complete.

Providing and fixing 1mm thick M.S. sheet door with frame of 40x40x6mm angle iron and 3mm M.S. gusset plates at the junctions and corners, & with cleats with bolts & nuts, rivets, locking arrangement, handles, hooks & eyes, pinlets including embedding in cement concrete of required grade for fixing in position, all necessary fittings, including applying a priming coat of approved steel primer etc. complete as required:-Using M.S. angels 40x40x6 mm for diagonal braces.

12 mm cement plaster of mixIn cement mortar 1 : 4 ( 1 cement : 4 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 )

Finishing walls with premium acrylic smooth exterior paint of required shade of approved brand and manufacture on 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 complete. [Payment shall be made after submission of Test Certificate issued by the Manufacturer]

Distempering with dry distemper of approved brand and manufacture (two or more coats) of required shadeon new work, over and including water thinnable priming coat to give an even shade. [Payment shall be made after submission of Test Certificate issued by the Manufacturer]

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