Repair and renovation works to Government High School, Dharmapuri, Puducherry (Second Call)

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.

Extra for every additional lift of 1.5m or part there of in excavation / banking excavated or stacked materials - all kinds of soil.

Supplying chemical emulsion in sealed containers including delivery as specified - Chlorpyriphos / lindane emulsifiable concentrate of 20%

Diluting and injecting chemical emulsion for POST - CONSTRUCTIONAL anti-termite treatment (excluding the cost of chemical emulsion) - along the external wall below concrete or masonry apron using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes etc. - with chlorpyriphosl lindane E.C.20% with 1% concentration.

Diluting and injecting chemical emulsion for POST - CONSTRUCTIONAL anti-termite treatment (excluding the cost of chemical emulsion) - treatment of soil under existing floors using chemical emulsion @ one litre per hole, 300mm apart including drilling 12mm diametre holes and plugging with cement mortar 1:2 (1 cement : 2 coarse sand) to match the existing floor – with Chlorpyriphos / lindane E.C. 20% with 1% concentration -

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 : 5 coarse sand : 10 graded stone aggregate 40mm nominal size)

Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacture's specification.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering , shuttering , finishing and reinforcement - All work upto plinth level 1:1.5:3 (1cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size).

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. upto floor five level excluding cost of centering , shuttering , finishing and reinforcement - 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20mm nominal size).

Centering and shuttering including strutting , propping etc and removal of form for - foundations, footings, bases of columns etc for mass concrete

Centering and shuttering including strutting , propping etc and removal of form for - Suspended floors , roofs , landings , balconies and access platform

Steel reinforcement for R.C.C.work including straightening , cutting , bending , placing in position and binding all complete upto plinth level - Thermo -Mechanically treated bars (TISCON / VIZAG / IISCO / SAIL / JSW) Fe - 415 or more

Brick work with common burnt clay F.P.S (non modular ) bricks of class designation 3.5 in superstructure above plinth level upto floor five level in all shapes and sizes in - cement mortar 1:6 ( 1 cement : 6 coarse sand)

Providing and fixing 1mm thick M.S.sheet sliding - shutters , with frame and diagonal braces of 40x40x6 mm angle iron , 3mm M.S.gusset plates at the junction and corners, 25 mm dia pulley, 40 x 40x6mm angle and T -iron guide at the top and bottom respectively , including applying a priming coat of approved steel primer

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 200 x 300 mm as approved in skirting , risers of steps and dados, over 12mm thick bed of cement mortar 1:3 (1 cement : 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 200x300 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 rectified glazed ceramic flooring tiles of size 300x300 mm or more (thickness to be specified by the manufacturer), of commercial quality conforming to IS :15622 , of approved make ( Somany / Nitco / Johnson) in colours white, ivory, grey, fume red brown, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) , including grouting the joints with white cement and matching pigments etc., complete

Providing and laying pressed clay tiles (as per approved pattern 18mm nominal thickness of approved size) on roofs jointed with cement mortar 1:4 (1 cement : 4 coarse sand) mixed with 2% integral water proofing compound , laid over a bed of 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) and finished neat complete

6mm cement plaster of mix 1:3 (1 cement : 3 fine sand).

12 mm cement plaster of mix 1:6 (1 cement :6 course sand).

15mm cement plaster on rough side of single or half brick wall of mix - 1:6 (1 cement : 6 coarse sand)

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

Finishing with deluxe multi surface paint system for interiors and exteriors using primer as per manufacture's specification - 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.

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 : 4fine sand)

Raking out joints in lime or cement mortar and preparing the surface for repointing or replastering, including disposal of rubbish to the dumping ground within 50 metres lead.

Flush pointing with cement mortar 1:3 (1 cement : 3 fine sand) mixed with 2% of integral water proofing compound by weight of cement for flat tile bricks on top of mud phaska - with F.P.S. brick tiles.

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade - One or more coats on old work.

Painting (one or more coats) with black japan paint of approved brand and manufacturing to give an even shade

Providing & fixing white vitreous china water closet squatting pan (Indian type) along with "S" or "P" trap including dismantling of old WC seat and "S" or "P" trap at site complete with all operations including all necessary materials, labour and disposal of dismantled material i/c malba , all complete - Orissa pattern W.C.Pan of size 580x440 mm.

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - nominal concrete 1:3:6 or richer mix (i/c equivalent design mix).

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - Nominal concrete 1:4:8 or leaner mix (including equivalent design mix).

Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead - in cement mortar.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead - of area 3 sqm and below.

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead - for thickness of tiles 10mm to 25mm.

Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40mm nominal size) in pavements , laid to required slope and camber in panels as required including consolidation finishing and tamping complete

Supplying fixing and commisioning of Suguna / Texmo / Sharp 2 HP monoblock pumpset slow speed single phase motor. The rate include the cost of pumpset , pumpset fixing in position and test run etc. complete

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x 260x350 mm and 340x410x265mm sizes respectively with automatic flusing cistern with standard flush pipe and C.P. brass spreaders with brass unions and G.I.clamps complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required – One urinal basin with 5 litre white P.V.C. automatic flusing cistern

Providing and fixing PTMT 15 mm urinal spreader size 95x69x100 mm with 1/2" BSP thread and shapes, weighing not less than 60 gms

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 20mm nominal outer dia pipes.

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 25mm nominal outer dia pipes.

Providing and fixing gun metal gate valve with C.I.wheel of approved quality (Screwed end) - 25mm nominal bore.

Providing and fixing ball valve (brass) of approved quality , high or low pressure , with plastic floats complete - 25mm nominal bore

Providing and fixing gun metal non -return valve of approved quality (screwed end) - 25mm nominal bore –vertical.

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 - Circular Tank.

Providing and fixing PTMT bib cock of approved quality and colour - 15mm nominal bore,165 mm long , weighing not less than 110gms

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality - LD - 2.5 - rectangular shape 600x450 mm inernal dimensions

Constructing brick masonry chamber for underground C.I. inspection chamber and bends with bricks in cement mortar 1:4 (1 cement : 4 coarse sand) C.I.cover with frame (light duty) 455 x 610 mm internal dimensions , total weight of cover with frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15kg), R.C.C. top slab with 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) foundation concrete 1:5:10 (1 cement : 5 fine sand : 10graded stone aggregate 40mm nominal size ), inside plastering 12mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished smooth with a floating coat of neat cement on walls and bed concrete extra complete as per standard design - inside dimensions 600 x 850 mm and 45 cm deep for pipe line with three or more inlets - with common burnt clay F.P.S. (non modular) bricks of class designation 7.5.

Extra for depth beyond 45 cm of brick masonry chamber - for 600x850mm size – with common burnt clay F.P.S. (non modular) bricks of class designation 7.5.

Providing and fixing on wall / column face unplasticed - PVC soil and waste pipes (type - B) conforming to IS : 13592- 1992 including jointing with seal ring conformation to IS : 5382 leaving 10mm gap for thermal expansion - single socked pipes -110mm diameter.

Providing and fixing on wall face / column face unplasticised - PVC moulded fittings / accessories for unplasticisd - PVC soil and waste pipes conforming to IS:14735 – 1999 including jointing with seal ring conforming to IS :5382 leaving 10mm gap for thermal expansion - Single tee without door – 110 x110x110mm

Providing and fixing on wall face / column face unplasticised - PVC mould fittings / accessories for unplasticisd - PVC soil and waste pipes conforming to IS : 14735 – 1999 including jointing with seal ring conforming to IS : 5382 leaving 10mm gap for thermal expansion - bend 110 mm.

Disposal of Moorum / building rubbish / similar unserviceable dismantled or waste material by mechanical transport including loading, transporting unloading within a lead of 10km for all lifts, complete all as per the directions of Engineer-in-charge.

Providing and fixing welded steel windows of standard rolled steel sections, joints mitred and welded with 15x3mm lugs, 10cm long with steel lugs embedded in cement concrete blocks 15x10x10cm of 1:3:6 (one cement, 3 coarse sand, 6 graded stone aggregate 20mm nominal size) or wooden plugs and screws or with fixing clips or with fixing bolts and nuts as required, including fixing and welding of M.S. sheet of 1.20mm thick with M.S flat beading welded around the panels, welding of hinges, handles, tower bolts, hooks & eyes including the cost of applying a priming coat with ready mixed red oxide Zinc chromate primer of approved brand and manufacture etc., complete - Windows side hung/top hung.

Removing the existing colour wash by using scrapping machine wire brush and other proper tools upto floor five level to ensure the surface free from loose particles, deposits, dusts etc., complete as directed by the Engineer in charge.

P RAJENDIRANE