MODIFICATION OF EXISTING BLOCKS OF HOSTEL INTO SCIENCE LABS CLASSROOMS AND LIBRARY AT NMDC DAV SCHOOL DHANPUNJI CHATTISGARH

Excavation for all types and sizes of foundations, trenches and drains or for any other purpose including disposal of excavated stuff upto 1.5 m lift and lead upto 50m (at least 5m away from the excavated area), including dressing and leveling of pits.

In all types of soils.

Extra for every additional lift of 1.5 m or part thereof.

All types of soils

Filling from available excavated stuff (Excluding rock) in trenches, plinth, sides of foundation etc. in layers not exceeding 20cm in depth consolidating each deposited layer by ramming and watering with a lead upto 50 M. and lift upto 1.5 M.

Providing and laying nominal mix plain cement concrete with crushed stone aggregate using concrete mixer in all works upto plinth level excluding cost of form work.

1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40mm nominal size).

1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size).

Providing and laying nominal mix reinforced cement concrete with crushed stone aggregate using concrete mixer in all works upto plinth level excluding cost of form work.

1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20mm nominal size).

Extra for laying PCC/RCC of any grade in superstructure above plinth level for every floor or part thereof in addition to rate for foundation and plinth:

Providing and placing in position reinforcement for R.C.C. work includingstraightening, cutting, bending, binding etc. complete as per drawings including cost of binding wire in foundation and plinth all complete:

Thermo-Mechanically treated bars FE 500D

Providing and fixing form work including centring, shuttering, strutting, staging, propping bracing etc. complete and including its removal at all levels, for:

Foundations, footings, bases of columns plinth beam, curtain wall in any shape and size and all type of wall below plinth level.

Columns, Pillars, Piers and likes- rectangular or square in shape

Suspended floors, roofs, access platform, balconies (plain surfaces) and shelves (cast in situ)

Beams, lintels, cantilevers & walls

Brick work with modular fly-ash lime bricks (FaLG Bricks) confirming to IS:12894-2002 of class designation 4.0 in foundation and plinth in:

Cement Mortar 1:4 (1 cement : 4 coarse sand)

Extra for brick work in superstructure above plinth level for every floor or part thereof in addition to rate for foundation and plinth:

Providing and making 12mm thick cement plaster of mix:

In Cement Mortar 1:4 (1 cement : 4 fine sand)

15 mm thick Table rubbed polished Granite stone slab flooring laid over 20mm (Average) thick base of cement mortar 1:4 (1 cement : 4 coarse sand) laid and jointed with grey cement slurry including rubbing and polishing etc. complete. (Area of slab should be 0.50 sqm and above)

Granite stone grey/pink

Providing and fixing ceramic glazed wall tiles conforming to IS : 15622 of approved make, colours, shades and size on wall and dados over 12 mm thick bed of cement Mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm including pointing in white cement mixed with matching pigment complete.

Size above 200x300mm

Providing and laying vitrified floor tiles with soluble salt printing, of size 600x600mm with water absorption less than 0.5% and conforming to IS : 15622 of approved make, 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 replacing broken floor tile with rectified ceramic glazed floor tiles of size 300x300mm and above conforming to IS : 15622 of approved make, colour, shade laid on 20 mm thick Cement Mortar 1:4 (1 cement : 4 coarse sand) including removing the broken tile and mortar, pointing the joints with white cement mixed with matching pigment etc., complete.

In colours such as White, Ivory, Grey, Fume Red Brown,

Providing and fixing flush door shutters, conforming to IS : 2202 (Part-I), decorative type core of block board construction with frame of first class hard wood and well matched teak ply veneering with vertical grains or cross bands and face veneers on both faces of shutters excluding hinges.

30 mm. thick (single leaf)

Providing and fixing M.S. frames of doors, windows, ventilators and cupboards joints mitred and welded with 15x3 mm lugs 10cm long embedded in cement concrete blocks 15x10x10cm of grade M-10 or with wooden plugs and screws or with dash fastener or rawl plugs and screws or with fixing clips or with bolts and nuts as required including fixing of necessary butt hinges and screws and applying a priming coat of approved steel primer.

“T” –iron frames

Providing and fixing antique/ SS finished brass handles with antique/ SS polished MS screw complete:

Providing and fixing IS: 3564 marked aluminium extruded section body tubular type universal hydraulic door closer with double speed adjustment with necessary accessories and screws etc complete.

Providing and fixing bright finished brass butt hinges with brass polished MS screws complete:

100x85x5.50 mm (Heavy Type)

Providing and fixing bright finished brass tower bolts (barrel type) with brass polished MS screws complete:

Providing and fixing 150mm bright finished brass floor door stopper with rubber cushion & brass polished MS screws etc complete to suit the shutter thickness.

Providing and fixing antique/ SS finished brass door latch with antique/ SS polished MS screw complete:

Providing and fixing frosted glass panes with steel glazing clips and special metal sash putty of approved make in steel doors, windows, ventilators:

4 mm thick

Providing and replacing broken vitreous china water closet squatting pan (Indian type) including removing the broken squatting pan and mortar, cutting and making good the walls and floors wherever required:

White Orissa pattern W.C. pan of size 580x440 mm

Providing and fixing vitreous china water closet (European type W.C. pan) with white ISI marked plastic seat and lid, 10 litre low level white P.V.C. flushing cistern (same colour), conforming to IS : 7231, with all fittings and fixtures complete including cutting and making good the walls and floors wherever required :

White pedestal type

Providing and fixing vitreous china wash basin with C.I. brackets, 32 mm C.P. brass waste of standard pattern, including painting of brackets, cutting and making good the walls wherever required :

White Size 550x450 mm

Providing and fixing white vitreous china laboratory sink with C.I. brackets, C.P. brass chain with rubber plug 40mm C.P brass waste and 40mm C.P. brass trap with necessary C.P. brass unions complete including painting of brackets, cutting and making good the wall wherever required :

Size 600x450x200mm

Providing and fixing flexible P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete.

32 mm dia

40 mm dia

Providing and fixing PVC waste coupling in wash basin/ sink.

Providing and fixing 600x450 mm beveled edge 4mm mirror of superior glass (of approved quality) complete with 6 mm thick hard board ground fixed to wooden cleats with C.P. brass screws and washers complete.

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 solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. CONCEALED WORK including cutting chases and making good the walls etc.,

20 mm nominal outer dia .Pipes.

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. This included jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. EXTERNAL WORK

20 mm nominal outer dia pipes

25 mm nominal outer dia pipes

32 mm nominal outer dia pipes

40 mm nominal outer dia pipes

50 mm nominal outer dia pipes

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete :

20 mm nominal bore

25 mm nominal bore

Providing and fixing brass/ gun metal gate valve with C.I. wheel of approved quality (screwed end):

25 mm nominal bore

32 mm nominal bore.

40 mm nominal bore

50 mm nominal bore

Providing and fixing gun metal non- return valve (horizontal type) of approved quality (screwed end) :

50 mm nominal bore

Providing and fixing 15 mm nominal bore C.P. brass fittings of approved make and conforming to IS:8931 including C.P. brass extension if required:

Bib cock (400 grams)

Piller Cock (400 grams)

Angle valve for basin mixer and geyser points (450 grams)

Health foscet (hand jet) with flexible connection pipe (for WC)

Providing and fixing 15 mm nominal bore uplasticised PVC connection pipe with PTMT nuts and PVC bush of approved quality and colour:

45 CM length

Providing and fixing on wall face or under floor UV stabilized Unplasticised Rigid PVC pipes (single socketed) having 3.2mm wall thickness conforming to IS : 13592 (4kg/sqcm) including required couplers, jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion etc complete.

110 mm dia pipe.

Providing and fixing on wall face UV stabilized Unplasticised - PVC moulded fittings/ accessories having 3.2mm wall thickness for Rigid PVC pipes conforming to IS : 13592 (heavy) jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion.

Tee/ Tee with door/ Bend 45°/ Bend 90°

Double "Y" with or without door

Vent covel

Access door cap

P trap 110mmx110mm long

Nahani trap 110x75mm

Providing and fixing UV stabilized Unplasticised -PVC pipe clips of approved design to Rigid PVC pipes by means of 50x50x50mm hard wood plugs, screwed with M.S. screws of required length including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete.

Providing and fixing cast iron grating for gully trap.

100x100mm square or round

Providing and constructing soak pit 1.20x1.20x1.20m filled with brickbats including S.W. drain pipe 100 mm diameter and 1.20 m long complete as per standard design.

Structural steel work riveted or bolted or welded in built-up sections, trusses and frames work upto a height of 5m above plinth level, including cutting, hoisting, fixing in position and applying a priming coat of red oxide zinc chromate primer.

Supply and fixing of precoated galvanized iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm +/- 5% total coated thickness (TCT), Zinc coating 120gsm as per IS: 277 in 240mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches while transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55mm) with EPDM seal or with polymer coated J or L hooks, bolts and nuts 8mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead complete upto 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.

Repairs to plaster 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 with cement mortar 1:4 (1 cement : 4 fine sand) complete including disposal of rubbish to the dumping ground within 50metres lead :

Thickness more than 15mm and upto 20mm

Providing and replacing broken floor tile with ceramic glazed floor tiles conforming to IS : 15622 of approved size, make, colour, shade laid on 20 mm thick Cement Mortar 1:4 (1 cement : 4 coarse sand) including removing the broken tile and mortar, pointing the joints with white cement mixed with matching pigment etc., complete.

Size 300x300mm

Making the opening in brick masonry for door/ window/ clerestory window including dismantling in floor or walls by cutting masonry and making good the damages to walls, flooring and jambs complete to match existing surface i/c disposal of malba/ rubbish to the nearest municipal dumping ground.

Demolishing cement concrete including disposal of material within 50 metre lead.

1:4:8 or leaner mix

1:3:6 or richer mix

Demolishing R.C.C. work including stacking of steel bars and disposal of unserviceable material within 50 metre lead.

Demolishing brick masonry including arches, stacking of serviceable material disposal of unserviceable material within 50 metres lead.

In cement mortar.

Removing mortar from bricks and cleaning the bricks including stacking within 50 metre lead. (stacks of cleaned brick shall be measured).

In cement mortar

Dismantling terrazzo or mosaic or glazed vitreous or patent cement or tiled flooring or dado skirting of any thickness without sub base.

Dismantling doors chowkhats with shutters (steel or wood) including architrave, hold fast etc. complete and stacking within 50 metres lead.

Dismantling lime/ cement plaster or skirting at any height raking out jointsand cleaning the surface for plaster including disposal of rubbish within 50 metres lead.

Providing and fixing factory made P.V.C. door frame of size 50x47mm with a wall thickness of 5mm, made out of extruded 5mm rigid PVC foam sheet mitred at corners and joined with 2 Nos of 150mm long brackets of 15x15mm M.S. square tube, the vertical door profiles to be reinforced with 19x19mm M.S. square tube of 19 gauge, EPDM rubber gasket weather seal to be provided through out the frame. The door frame to be fixed to the wall using M.S. screws of 65/100mm size complete as per manufacturers specification and direction of Engineer-in-Charge.

Providing and fixing factory made 25mm thick PVC flush door shutters made out of a one piece Multi chamber extruded PVC section of the size of 762mm X 25mm or less as per requirement with an average wall thickness of 1mm ± 0.3mm. PVC foam end cap of size 23x10mm are provided on both vertical edges to ensure the overall thickness of 25mm. An M.S. tube having dimensions 19mm x 19mm is inserted along the hinge side of the door. Core of the door shutter should be filled with High Density Polyurethane foam. The Top & Bottom edges of the shutter are covered with an end-cap of the size 25mm X 11mm. Door shutter shall be reinforced with special polymeric reinforcements as per manufactures' specification.

Providing and applying 2mm thick ready mix exterior grade approved make putty (like Birla wall care, Alltek Superfine W/R of (NCL), Asian, ICI, Nerolac, J.K. wall putty) on walls to make the surface smooth and even.

Wall painting with acrylic premium emulsion (plastic) paint of required shade to give an even shade.

two or more coats

Painting on new work (two or more coats) to give an even shade with:

Premium synthetic enamel paint

Removing white or colour wash by scrapping, sand papering and preparing the surface smooth including necessary repair to scratches etc.complete.

Providing and fixing white vitreous china urinal basin with waste fitting as per IS : 2556, and other couplings in C.P. brass complete:

Flat back half stall urinal of size 460x380x250mm

Providing and fixing water closet squatting pan (Indian type W.C. pan ), 100mm sand cast Iron P or S trap, 10 litre low level P.V.C. flushing cistern (same colour) conforming to IS : 7231, with flush bend and other fittings and fixtures complete including cutting and making good the walls and floors wherever required :

White Orissa pattern W.C. pan of size 580x440 mm

Providing and fixing 10 litre capacity P.V.C. low level flushing cistern conforming to IS : 7231, with all fittings and fixtures complete.

White

Total in Rs Excluding GST

GROSS TOTAL AMOUNT

Prices must be filled in the exact same format as given above. Any variation in format, description, unit, quantity or T&C, if noticed, may lead to rejection of the bid.

Adjustments made by the Corporation as a part of Correction of Errors in the quoted BOQ, shall be final and binding upon the bidders. If a bidder does not except the corrected