Repair restoration of immediate nature of damaged infrastructure of 06 six nos school building under Dukli, Hezamara and Bamutia block of West Tripura for 2025-26.

Demolishing cement concrete manually / by mechanical means including disposal of material with all lifts and upto 50 m lead etc. complete as per direction of the Engineer- in-charge:-Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

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)

Dismantling GS sheet roofing including ridges, hips, valleys, gutters wind ties etc. including dismembering and stacking of serviceable materials and unserviceable materials separately with all lifts and upto a lead of 50 m etc.complete as per direction of the Engineer- in-charge.

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 (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 etc. complete as per direction of Engineer-in-charge. 0.63mm thick with zinc coating not less than 275gm/m2

Dismantling steel work in built up section manually / mechanically without dismembering and stacking of serviceable materials and unserviceable materials separately with all lifts and upto a lead of 50 m etc. complete as per direction of the Engineer- in-charge.

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

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

Providing and fixing muli bamboo champakampa tarja ( 75 mm wide ) ceiling, strengthening with single split bamboo battens ( both side ) at 300 mm centre to centre and tied with G.I. wire 1.0 mm complete ( over required beams or fixed with a frame of suitable type, which will be paid separately) as per specification.

Painting on G.S. sheet with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer] :

Providing and fixing 28 mm thick door shutter made of solid PVC foam profile with homogenous fine cellular structure having smooth outer integral skin having 71mm width & 28mm thick as vertical & horizontal styles. Joints are made using solvent adhesive and GI ‘C sections (39mm x 19mm x 0.6mm thick) or M S pipe (40mm x 20mm ) stiffener frame insert & telescopic polymeric ‘L’ corners .The panel shall be filled with 3mm thick high - pressure compact laminate as per manufacturer’s specifications and directions of the Engineer-in-charge, cover moulding shall be provided for covering fixing screws and elegant look.( for W.C. bathroom door shutter).

Providing wood work in frames of false ceiling, partitions etc. sawn and put up in position :Local Teak Wood

Ply wood 5 ply, 9 mm thick : Decorative plywood one side decorative veneer and commercial veneer on other face (Type 1) conforming to IS 1328 BWR Type

Distempering with 1st quality washable acrylic distemper of approved brand and manufacture and of required shade on old work ( one or more coats ), to give an even shade as required complete as per direction of the Engineer in charge

Finishing walls with textured exterior paint of required shade of approved brand and manufacture on old work ( one or more coats ) including preparation of surface as required complete as per direction of the Engineer in charge.