Urgent repairs and protection of the R.C.C roof of the Physics, Zoology lab and staff room with restoration of sanitation facilities at Jawaharlal Nehru Government Higher Secondary School in Nedungadu

Amount

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

Supplying and filling with good earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in deapth consolidating each deposited layers by ramming and watering etc. complete including all lead and lift.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plinth level - 1:5:10 (1 cement : 5coarse sand : 10 graded stone aggregate 40mm nominal size)

Brick work with common burnt clay F.P.S. (non modular ) bricks of class designation 3.5 in foundation and plinth in - cement mortar 1:4 (1 cement : 4 coarse sand)

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 -125 X 63 X 4 mm

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 - 300 X 16 mm

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 - 300 x10 mm

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 - 100 x10 mm"

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 -125 mm

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 -100 mm

Providing and fixing aluminium hanging floor door stopper , ISI marked , anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour and shade with necessary screws etc complete - Twin rubber stopper

Providing and fixing 1st quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer), of approved make (Jhonson /Asian / Somany / Nitco) in all colours, shades of size 300 x 600 mm as approved in skirting , risers of steps and dados, over 12mm thick bed of cement mortar 1:3 (1cement : 3 coarse sand ) and jointing with grey cement slurry @ 3.3 kg per sqm, including pointing in white cement with pigment of matching shade complete - size 300x600 mm

Providing and laying ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make (Nitco / Kajaria) in colours such as white, Ivory, Grey, Fume red brown ,laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including pointing the joints with white cement and matching pigment etc., complete

Providing and laying vitrified floor tiles of size 600 x600 mm (thickeness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622 of approved make , in all colours and shades, laid on 20 mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments etc., complete - size of tile 600 x 600mm

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

White washing with lime to give an even shade - new work (three or more coats)

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

Painting with synthetic enamel paint of approved brand and manufacutre to give an even shade - Two or more coats on new work

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq.metres and under including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete including disposal of rubbish to the dumping ground within 50 metres lead - with cement mortar 1:4 (1 cement : 4 coarse sand)

Demolishing lime concrete manually / by mechanical means and disposal of material within 50 metres

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings, with one step CPVC solvement cement and the cost of cutting chases and making good the same including testing of joints complete - Concealed work , including cutting chases and making good the wall etc - 25 mm nominal outer dia pipes

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings , with one step CPVC solvement cement and the cost of cutting chases and making good the same including testing of joints complete - Concealed work , including cutting chases and making good the wall etc - 32 mm nominal outer dia pipes

Providing and fixing brass bib cock of approved quality - 15mm nominal bore

Providing and fixing brass stop cock of approved quality - 20mm nominal bore

Providing and fixing gun metal gate valve eachwith C.I.wheel of approved quality (Screwed end) - 32mm nominal bore

Grading roof for water proofing treatment with - Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size

SWAMINATHAN S