Maintenance and renovation work of the toilets in ECE Department, Block II

Amount

CEMENT CONCRETE (CAST IN SITU)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

MASONRY WORK

Laterate masonry with neatly dressed laterate stone of size 35x20x20cm or nearest size for superstructure above plinth level up to floor two level including all cost of materials, labour charges etc..

Cement Mortar 1:6 (1 cement : 6 coarse sand).

WOOD AND P. V. C. WORK

Providing and fixing panelling or panelling and glazing in panelled or panelled and glazed shutters for doors, windows and clerestory windows (Area of opening for panel inserts excluding portion inside grooves or rebates to be measured). Panelling for panelled ur panelled and glazed shutters 25 mm to 40 mm thick:

Float glass panes

4 mm thick glass pane (weight not less than 10kg/sqm).

Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.

Fixed to steel windows by welding

Providing and fixing factory made uPVC door frame made of uPVC extruded sections having an overall dimension as below (tolerance ±1mm), with wall thickness 2.0 mm (± 0.2 mm), corners of the door frame to be Jointed with galvanized brackets and stainless steel screws, joints mitred and Plastic welded. The hinge side vertical of the frames reinforced by galvanized M.S. tube of size 19 X 19 mm and 1mm (± 0.1 mm) wall thickness and 3 nos. stainless steel hinges fixed to the frame complete as per manufacturer’s specification and direction of Engineer-in-charge

Extruded section profile size 42x50 mm

Providing and fixing to existing door frames.

25 mm thick PVC flush door shutters made out of a one piece Multi chamber extruded PVC section of the size of 762 mm X 25 mm or less as per requirement with an average wall thickness of 1 mm (± 0.3 mm). PVC foam end cap of size 23x10 mm are provided on both vertical edges to ensure the overall thickness of 25 mm. M.S. tube having dimensions 19 mm x 19 mm and 1.0 mm (± 0.1 mm) 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 25 mm X 11 mm. Door shutter shall be reinforced with special polymeric reinforcements as per manufacturer’s specification and direction of Engineer-in-charge to take up necessary hardware and fixtures. Stickers indicating the locations of hardware will be pasted at appropriate places

Providing and fixing stainless steel fancy handle of approved make fixed with SS screws etc. complete as per direction of Engineer-in-charge.

Providing and fixing bright finished Stainless Steel Aldrop with necessary screws etc. complete :

Providing and fixing urinal partitions made of 12 mm thick solid compact High Pressure Laminate (HPL) panels of approved texture and shade, having standard dimension of 500 mm width and 900 mm height. The panels shall be solid grade, manufactured using phenolic resins under high pressure and temperature, with density greater than 1.40 g/cm³, conforming to IS:2046. The material shall be resistant to heat, water immersion (max permissible increase in weight <0.60–0.80%), chemicals, scratches, impact and bacteria, and shall be fire retardant standard. Product must have Green Guard certification.complete as per the direction of Engineer-in-charge

FLOORING

Grouting the joints of flooring tiles having joints of 3 mm width, using epoxy grout mix of 0.70 kg of organic coated filler of desired shade (0.10 kg of hardener and 0.20 kg of resin per kg), including filling / grouting and finishing complete as per direction of Engineer-in-charge.

Size of Tile 600x600 mm

Providing and laying Vitrified tiles in floor with different sizes (thickness to be specified by the manufacturer), with water absorption less than 0.08% and conforming to IS:15622, of approved brand & manufacturer, in all colours and shade, laid with cement based high polymer modified quick set tile adhesive (water based) conforming to IS : 15477, in average 6 mm thickness, including grouting of joints (Payment for grouting of joints to be made separately).

Size of Tile 600x600 mm

Providing and fixing full body vitrified tiles of polished finish, size 600x600 mm, conforming to IS:15622 (thickness as specified by the manufacturer), of approved make and in all colours and shades except burgundy, bottle green, and black, as approved by the Engineer-in-Charge, in skirting, risers of steps, and dados, laid over 12 mm thick cement mortar bed in 1:3 (1 cement : 3 coarse sand), jointed with grey cement slurry @ 3.3 kg per sqm .(payement for grouting of joints to be made seperately)

FINISHING

12 mm cement plaster of mix :

1:6 (1 cement: 6 fine sand)

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Wall painting with premium acrylic emulsion paint of interior grade, having VOC (Volatile Organic Compound ) content less than 50 grams/ litre of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour.

Two coats

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound) content.

With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre

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

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

French spirit polishing :

One or more coats on old work

Finishing walls with water proofing cement paint of required shade :

Old work (one or more coats @ 2.20 kg/10 sqm) complete.

REPAIRS TO BUILDING

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters 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, all complete as per direction of Engineer-in-Charge.

With cement mortar 1:4 (1cement: 4 coarse sand)

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after .The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in-charge .The elevational area of the scaffolding shall be measured for payment purpose .The payment will be made once irrespective of duration of scaffolding. Note: - This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done.

Dismantling and Demolishing

Dismantling dressed stone work ashlar face stone work, marble work or precast concrete work manually/ by mechanical means including stacking of serviceable material and the unserviceable material shall be removed from the campus and disposed of at the contractor's account as per direction of Engineer-in-charge :

In cement mortar

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete including stacking of serviceable material and the unserviceable material shall be removed from the campus and disposed of at the contractor's account :

Of area 3 sq. metres and below

Dismantling tile work in floors and roofs laid in cement mortar including stacking of serviceable material and the unserviceable material shall be removed from the campus and disposed of at the contractor's account.

For thickness of tiles 10 mm to 25 mm

Dismantling water closet (Indian or European) of all types (C.I./PVC/Vitrious China) with foot rest, trap, etc including stacking of useful materials near the site and the unserviceable material shall be removed from the campus and disposed of at the contractor's account.

SANITARY INSTALLATIONS

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

White Vitreous china Orissa pattern W.C. pan of size 580x440 mm with integral type foot rests

Providing and fixing white vitreous china pedestal type water closet(European type W.C. pan) with seat and lid, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever), conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required :

W.C. pan with ISI marked white solid plastic seat and lid

Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require:

White Vitreous China Angle back wash basin size 600 x480 mm with single 15mm C.P. brass pillar tap

Providing and fixing white vitreous china squatting plate urinal with integral rim longitudinal flush pipe.

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

Providing and fixing PTMT liquid soap container 109 mm wide, 125 mm high and 112 mm distance from wall of standard shape with bracket of the same materials with snap fittings of approved quality and colour, weighing not less than 105 gms.

Providing and fixing Stainless Steel towel rail complete with brackets fixed to wooden cleats with CP brass screws with concealed fittings arrangement of approved quality and colour.

600 mm long towel rail with total length of 645 mm, width78 mm and effective height of 88 mm

WATER SUPPLY

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 dia Pipes

25 mm nominal dia Pipes

Providing and fixing brass bib cock of approved quality :

20 mm nominal bore

Providing and fixing brass stop cock of approved quality :

20 mm nominal bore

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 :

15 mm nominal bore

Providing and fixing C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931

15mm nominal bore

Providing and fixing PTMT soap Dish Holder having length of 138mm, breadth 102mm, height of 75mm with concealed fitting arrangements, weighing not less than 106 gms.

Providing and fixing Polyvinyl Chloride (PVC) pipes, including all PVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step PVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall

50 mm nominal dia Pipes (10kg/cm2)

110 mm nominal dia Pipes (4kg/cm2)

25 mm nominal dia Pipes (10kg/cm2)

Providing and fixing C.P. brass Health Fauset of approved quality conforming to IS:8931 :

C P Brass Health Fauset

WATER PROOFING

Providing and laying water proofing treatment over the concrete surface by applying cement based two component polymer modified water proofing slurry coating coating (SIKA 109 TOP seal or equivalent) after cleaning the surface free from scale, rust, grease, oil etc. preparing the surface to be true and flat and saturated mixing the liquid (A) and powder (B) components in the ratio 1:4 by weight, applying in two coats with an interval of 2 to 6 hours for hardening in between and finally finished by rubbing down with a soft, dry sponge including protecting the applied surface from direct sunlight and storng wind and curing by gunny bags or polythene sheeting upto 5 days etc. complete.

E K IBRAHIMKUTTY (BID ID -3251147)

HARISH KUMAR CP (BID ID -3250774)