Repair and Renovation With Retrofitting by Guinting method of RIADA Building, Main Road Ranchi under JIADA Ranchi.

Amount

Removing of existing terfelt and bitumen under layer including cleaning of surface throughly to receive the new treatment including removing of dismantled materials and stacking the same at ground level within 50 metre lead etc. complete as per directionof Engineer-in-charge.

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

Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer 3 mm thick water proofing membrane, black finished reinforced with non-woven polyester matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufacture of density at 25°C, 0.87-0.89 kg/ litre and viscocity 70-160 cps. Over the primer coat the layer of membrane shall be laid using Butane Torch and sealing all joints etc, and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under : Joint strength in longitudinal and transverse direction at 23°C as 650/ 450N/ 5cm. Tear strength in longitudinal and transverse direction as 300/ 250N. Softening point of membrane not less than 150°C. Cold flexibility shall be upto -2°C when tested in accordance with ASTM, D - 5147. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane :

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Centering and shuttering including strutting, propping etc. and removal of form for all heights :Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Centering and shuttering including strutting, propping etc. and removal of form for all heights :Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. Weather shade, Chajjas, corbels etc., including edges

Reinforced cement concrete work in vertical and horizontal fins individually or forming box louvers, facias and eaves boards above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1½:3 (1 cement : 1½ coarse sand (zone-III) : 3 graded stone aggregate 20mm nominal size).

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size).

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

CEMENT PLASTER (IN COARSE SAND) 12 mm cement plaster of mix 12 mm cement plaster of mix

15 mm cement plaster on rough side of single or half brick wall of mix:

20 mm cement plaster of mix : 1:4 (1 cement: 4 coarse sand)

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

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: Cement mortar 1:4 (1 cement : 4 coarse sand)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : Cement mortar 1:4 (1 cement : 4 coarse sand)

Providing and fixing factory made ISI marked steel glazed doors, windows and ventilators, side /top /centre hung, with beading and all members such as F7D, F4B, K11 B and K12 B etc. complete of standard rolled steel sections, joints mitred and flash butt welded and sash bars tenoned and riveted, including providing and fixing of hinges, pivots, including priming coat of approved steel primer, but excluding the cost of other fittings, complete all as per approved design, (sectional weight of only steel members shall be measured for payment). Fixing with 15x3 mm lugs 10 cm long embedded in cement concrete block 15x10x10 cm of C.C. 1:3:6 (1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length ( hold fast lugs or dash fastener shall be paid for separately).Sal wood

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters: 30 mm thick including ISI marked Stainless Steel butt hinges with necessary screws

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 : 300x16 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 : 250x10 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 nn

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

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm and 340x410x265 mm sizes respectively with automatic flushing 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 flushing cistern

Providing and fixing P.V.C. low level flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete. 10 litre capacity - White

Providing and fixing white vitreous china wash basin including making all connections but excluding the cost of fittings :Flat back wash basin of size 630x450 mm

Providing and fixing mirror of superior glass (of approved quality) and of required shape and size with plastic moulded frame of approved make and shade with 6 mm thick hard board backing : Flat back wash basin of size 630x450 mm

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

Providing and fixing PTMT stop cock of approved quality and colour.15 mm nominal bore, 86 mm long, weighing not less than 88 gms

Providing and fixing PTMT pillar cock of approved quality and colour 15 mm nominal bore, 125 mm long foam flow, weighing not less than 120 gms

Providing and fixing unplasticised P.V.C. connection pipe with PTMT Nuts, collar and bush of approved quality and colour.15 mm nominal bore with 45 cm length

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. 20 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, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. 25 mm nominal outer dia Pipes

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipe 110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion. `Bend 87.5° 110 mm bend

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion Single tee with door 110x110x110 mm

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion Single tee with door 110x1 Shoe (Plain)

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50 mm 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. 110 mm

Pebble dash plaster upto 10 m height above ground level with a mixture of washed pebble or crushed stone 6 mm to 12.5 mm nominal size, dashed over and including fresh plaster in two layers under layer 12 mm cement plaster 1:4 (1 cement : 4 coarse sand) and top layer 10 mm cement plaster with cement mortar 1:3 (1 cement : 3 fine sand) mixed with 10% finely grounded hydrated lime by volume of cement.

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge 25mm average thickness

Chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge 50 mm average thickness

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect.Epoxy bonding adhesive having coverage 2.20 sqm/kg of approved make

Cleaning of exposed concrete surface of sticking material including loose and foreign material by sand blasting with coarse sand followed by and including cleaning with oil free air blast as per direction of Engineer in charge.

Shotcreting R.C.C. columns, beams and slabs etc. in layers with approved design mix concrete having the specified minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10 mm maximum size in proportion as per design criteria] including the cost of centering and shuttering at edges and corners etc. as directed by Engineerin- Charge 25 mm thick in Grade M 25 with cement content not less than 330 kg per cum

50mm thick in Grade M 25 with cement content not less than 330 kg per cum

Plastering in cement mortar 1:3 (1 cement: 3 fine sand) of 12 mm thick admixed with water profing compound of approved make such as plastocrete super or equivalent @0.2% by weight of cement as per manufacturer's specfication complete at all height as per direction of Engineer-in-charge.

Replacement of sufficient damaged reinforcement by welding including materials cost, mobilization, cost etc complete as per direction of Engineer-in -charge.

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.

Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

Applying priming coat: With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanised iron/ steel works

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

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty:Float glass panes of thickness 4 mm

PVC SCREEN & tin sheet protection to avoid any dismental parts for outside road and adjacent buildings.

Providing and applying micro concrete for badly damaged column, beams and RCC portion etc. as per instruction of Engineer-in-charge.

Providing and fixing double scaffolding system (cup lock type) on the exterior side of building/structure, upto 25 metre height, above ground level, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps and staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for execution of work of cleaning and/ or pointing and/ or applying chemical and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, 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.

Providing and fixing factory made P.V.C. door frame of size 50x47 mm with awall thickness of 5 mm, made out of extruded 5mm rigid PVC foam sheet, mitred at corners and joined with 2 Nos of 150 mm long brackets of 15x15 mm M.S. square tube, the vertical door frame profiles to be reinforced with 19x19 mm 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 65/100 mm size, complete as per manufacturer’s specification and direction of Engineerin- Charge. DSR. VOL. 01,2021 Item No.:9.119

Providing and fixing factory made 30 mm thick door shutter made of solid PVC foam profile. The styles & rails shall be of size 75 mm x 30 mm having wall thickness 5 mm. The styles, top & bottom rails shall have one side wall thickness of 15 mm integrally extruded on the hinge side of the profile for better screw holding power. The styles and rails shall be reinforced with M.S. tubes of size 33 mm x 17 mmx 1 mm, painted with primer , all four corners of reinforcement to be welded or sealed. Solid PVC extruded bidding (push fit type) will be set inside the styles and the rails with a cavity, to receive single piece extruded 5mm PVC sheet as panel. The styles and rails will be mitred cut and joint with the help of PVC solvent cement & self driven self tapping screws. Single piece extruded solid PVC lock rail of size 100 mm x 30 mm with wall thickness 5 mm & 15 mm integrally extruded in the middle of the lock rail & fixed with styles with the help of PVC solvent cement & self driven self tapping screws of size 100mm x 8 mm complete as per manufacturer's specifications and direction of Engineer-in-charge. DSR. VOL. 01,2021 Item No.:9.124

Providing anti-corrosive protective coating to inhibit the corrosion to HYSD reinforcements including two coats of anti-corrosive coatings of consumption as per manufacturer's specification, cleaning etc. complete as per the direction of the Engineer-in-charge. WB PWD.(Roads) , Hooghly High Way Division e-NIT No. 13 of 2018-19

Taking out doors, windows and clerestory window shutters (steel or wood) including stacking within 50 metres lead : Of area 3 sq. metres and below

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface :Water thinnable cement primer

Distempering with 1st quality acrylic distemper, 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 coat: With ready mixed pink or Grey primer of approved brand and manufacture on wood work (hard and soft wood)

Providing and fixing in position collapsible steel shutters with vertical channels 20x10x2 mm and braced with flat iron diagonals 20x5 mm size, with top and bottom rail of T-iron 40x40x6 mm, with 40 mm dia steel pulleys, complete with bolts, nuts, locking arrangement, stoppers,handles, including applying a priming coat of approved steel primer

Extra for providing mechanical device chain and crank operation for operating rolling shutters.Exceeding 10.00 sqm and upto 16.80 sqm in the area 10.8.1

Carriage of dumped earth behind building

Earth work in excavation in foundation trenches in ordinary soil (vide classification of soil item-A) and disposal of excavated earth as obtained to a distance upto 50 M. including all lifts, levelling, ramming the foundation trenches, removing roots of trees, shurbs all complete as per approved design building specification and direction of E/I.

Extra for earth work hard soil (Vide classification of soil item-B) as per approved design building specification and direction of E/I

Providing coarse clean sand in filling in foundation trenches or plinth including ramming & watering in layers not exceeding 150 mm thick with all leads and lifts including cost of materials, Labour, royality & taxes all complete as per building specification and direction of E/I. ( mode of measurement compacted volume)

Providing designation 75-B one brick flat soling joint filled with local sand including cost of watering taxes royalty all complete as per building specification and direction of E/I.

Providing P.C.C M-200 with nominal mix (1:1.5:3) in foundation with approved quality of stone chips 20 mm to 6 mm graded and clean coarse sand of FM 2.5 to 3 including screening shuttering mixing cement concrete in cement mixer & placing in position , vibrating, striking, curing. royalty and taxes all complete job as per building specification and direction of E/I.

Providing R.C.C M-200 with nominal mix(1:1.5:3) in Roof slab with approved quality of stone chips 20 mm to 6 mm size graded and clean coarse sand of FM 2.5 to 3 including screening, shuttering, mixing cement concrete in concrete mixer and placing in position , vibrating, striking, curing royalty and taxes all complete job as per building specification and direction of E/I.

Providing designation 75 A brick work in C.M. (1:6) in Foundation with approved quality of clean coarse sand of F.M. 2 to 2.5 including providing 10mm thick mortar joints, cost of screening materials raking out joints to 15mm depth , curing, taxes and royalty all complete as per building specification and direction of E/I.

Providing designation 125mm thick reinforced designation 75 A brick work in C.M. ( 1:4) in superstructure with approved quality of clean coarse sand of F.M. 2 to 2.5 includingthe cost of screening,carriage materials scaffolding, raking out joints to 15mm depth , curing, taxes and royalty( but excluding the cost of reinforcement) all complete as per building specification and direction of E/I.

Providing 6mm tor steel reinforcement

Providing 12 mm Thk. cement plaster(1:6) on walls with clean coarse sand of FM-1.5 including screening, curing with all leads & lifts of water, scaffolding taxes & royalty all complete as per building specification and direction of E/I

Providing 12 mm Thk. cement plaster(1:4) in wall with clean coarse sand of FM-1.5 including screening, curing with all leads & lifts of water, scaffolding taxes & royalty all complete as per building specification and direction of E/I

Providing Tor steel reiforcement of 8mm. 10mm, 16 mm& 20mm dia. Bars as per approved design and drawing excludinjg carriage of M.S. bars to work site, cutting, bendig and binding wiith annealed wire with cost of wire, removal of urst placing the rods in position all complete as per building specification and direction of E/I.

Providing 1.5 mm cement punning includind curring,carriage of water with all leads and lift as per building specification and direction of E/I.

Point wiring in PVC conduit with modular type switch :-Wiring for light point/fan point/ exaust fan point/ call bell point with 1.5 sq. mm FR PVC insulated copper conductor single core cable in surface/ recessed medium glass PVC conduit with modular switch modular plate suitable G.I. box etc as required

Twin control point wiring in PVC conduit with modular type switc:- Wiring for twin control point with 1.5 sq mm fr FR PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, 2 way with modular switch, modular plate suitable GI box etc as required.

Circuit/submain wiring in PVC conduit 2x1.5 sq mm + 1x1.5 sq mm each wire

Circuit/submain wiring in PVC conduit 2x2.5 sq mm + 1x2.5 sq mm each wire

S/F 2 pin 5 amp ceiling rose on the existing junction box/ wooden block including connection as required.

S/F batten/ angle holder including connection etc as required.

S/F m,odular type switch/socket on the existing modular plate

S/F GI box along with modular base & cover plate for modular switches in recess etc 1 or 2 module (78x78x45mm)

S/F GI box along with modular base & cover plate for modular switches in recess etc 1 or 2 module4/5 module (78x140x50mm)

S/F GI box along with modular base & cover plate for modular switches in recess etc 1 or 2 module 12 module (135mmx205mmx60mm)

S/F suitable size Gimodular plate and cover in front surfaceor in reces including providing and fixing 5 pin 5/6 amps socket .

S/F suitable size Gimodular plate and cover in front surfaceor in reces including providing and fixing 5 pin1 5/16 amps socket .

S/F m,odular type switch/socket on the existing modular plate and switch box including connection but excluding modular plate etc. 15/16 amps 6 pin socket.

P/f double pole/ TP&N sheet metal switch disconector fuse. 100 amps , TP&N

S/F following way, single pole and neutral sheet steel MCB distribution board 12 way single door

6/32 amps, single pole Bseries

Earthing with copper earth plate 600mm x 600mm 3 mm thick

Labour cess @ 1%

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