Public Works Department Tender

Extra for cutting reinforcement bars manually/by echanical means in R.C.C. or R.B. work Payment shall be made on the cross sectional areas of R.C.C. or R.B. work) as per direction of Engineer-in-charge.

Demolishing brick work manually/by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 meters lead as per direction of Engineer-in-charge: In cement mortar

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

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

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

Dismantling W.C. Pan of all sizes including disposal of dismantled materials i/c malba all complete as per directions of Engineer-in-Charge.

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

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

Finishing wall with premium acrylic smooth exterior paint with silicone additives of required shade on New work (two or more coats applied @ 1.43 liter/10sqm over and including priming coat of water exterior paint applied @ 2.20kg/10sqm)

Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade on New work (two or more coats) over and including priming coat with water thinnable cement primer

Repair to plaster of thickness 12mm to 20 mm in patches of area 2.5sqm and under, including cutting the patch in proper shape, raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar, including disposal of rubbish, all complete as per the direction of Engineer-In-Charge

Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

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

Providing and laying integral cement based water proofing treatment including preparation of surfaces as required for treatment of roofs, balconies, terraces etc consisting of following operations. a) Applying a slurry coat of neat cement using 2.75kg/sqm of cement admixed with water proofing compound conforming to IS 2645 and approved by Engineer-in-charge over the RCC Slab including adjoining walls upto 300mm height including cleaning the surface before treatment. b) Laying brick bats with mortar using broken bricks/ Brick Bats 25mm to 115mm size with 50% of Cement mortar 1:5 (1 Cement : 5 coarse sand) admixed with water proofing compound conforming to IS 2645 and approved by Engineer-in-charge over 20mm thick layer of cement mortar of mix 1:5 (1 Cement : 5 coarse sand) admixed withwater proofing compound conforming to IS 2645 and approved by Engineerin- charge to required slope and treating similarly the adjoining walls upto 300mm height including rounding of Junctions of walls and slabs) c) After two days of proper curing applying a second coat of cement slurry using 2.75kg/sqm of cement admixed with water proofing compound conforming to IS 2645 and approved by Engineer-in-charge. d) finishing the surface with 20mm thick joint less cement mortar of mix 1:4(1 cement: 4 coarse sand) admixed with water proofing compound conforming to IS 2645 and approved by Engineer-in-charge including laying glass fibre cloth of approved quality in top layer of plaster and finally finishing the surface with trowel with neat cement slurry and making pattern of 300x300mm/sq 3mm deep. e) The whole terrace so finished shall be flooded with water for a minimum period of two weeks for curing and for final test. All above operations to be done in order and as directed and specified by Engineerin- charge. 23.7.1 With average thickness of 120mm and minimum thickness at khurra as 65 mm

Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement: 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete.

Providing gola 75x75 mm in cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 stone aggregate 10 mm and down gauge), including finishing with cement mortar 1:3 (1 cement: 3 fine sand) as per standard design. In 75x75 mm deep chase.

Providing and fixing on wall face un-plasticized 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 pipes 12.58.2 110 mm diametre

Providing and fixing on wall face un-plasticized - PVC moulded fittings/ accessories for un plasticized 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. 110 mm bend

Renewing glass panes, with putty and nails wherever necessary including raking out old putty : 14.6.2 Float glass panes of thickness 5.0 mm(weight not less than 12.5 kg/sqm)

Providing corrugated G. S. sheet roofing including vertical/curved surface fixed 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, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (upto any pitch in horizontal/vertical or curved surface)excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Providing and fixing wall panelling of approved brand and manufacture.(LMR)

Providing and fixing tiled False Ceiling of specified materials of size 595x595mm in true horizontal level suspended on inter locking metal grid of hot dipped galvanized steel sections (galvanized @ 120 gms/sqm both side inclusive ) consisting of main “T” runner with suitably spaced joints to get required length and of size 24x38mm made from 0.30mm thick (minimum) sheet spaced at 1200 mm center to center and cross “T” of size 24x25 mm made of 0.30mm thick (minimum) sheet, 1200mm long spaced between main “T” at 600mm center to center to form a grid of 1200 x 600mm and secondary cross “T” of length 600mm and size 24x25 mm made of 0.30mm thick (minimum) sheet to be interlocked at middle of the 1200x600mm panel to form grids of 600x600mm and wall angle of size 24x24x0.30mm and laying false ceiling tiles of approved texture in the grid including, wherever, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main “T” runners to be suspended from ceiling using GI slotted cleats of size 27x37x25x1.6mm fixed to ceiling with 12.5mm dia and 50mm long dash fasteners, 4mm GI adjustable rods with galvanized butterfly level clips of size 85x30x0.8 mm spaced at 1200mm center to center along size 85x30x0.8 mm spaced at 1200mm center to center along main T, bottom exposed width of 24mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge. (The rate is excluding the cost of tiles which will be paid for separately).GI Metal Ceiling Lay in perforated Tegular edge global white colour tiles of size 595x595 mm and 0.5 mm thick with 8 mm drop; made of GI sheet having galvanizing of100 gms/sqm (both sides inclusive) and 20% perforation area with 1.8 mm dia holes and having NRC (Noise Reduction Coefficient) of 0.5, electro statically polyester powder coated of thickness 60 microns (minimum), including factory painted after bending and perforation, and backed with a black Glass fiber acoustical fleece.

Providing and fixing aluminum work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixed with dash fastener of required dia. and size including necessary filling up of gaps at junctions i.e, at top, bottom and sides with required EPDM rubber / neoprene gasket felt etc. Aluminum sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminum snap beading for glazing / panelling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-Charge (glazing, panelling and dash fasteners to be paid for separately.)

Fixed portion (10 Gauge) Powder coated aluminum (minimum thickness of powder coated 50 microns)

For shutters (14 Gauge) Polyester powder coated aluminum (minimum thickness of polyester powder coated 50 microns)

Providing and fixing glazing in aluminum door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineerin- charge. (Cost of aluminum snap beading shall be paid in basic item.) With float glass panes of 5.0 mm thickness (weight not less than 12.50 kg / sqm)

Providing and fixing Anodized aluminum grill (Anodized transparent or dyed to required shade according to IS: 1868 minimum anodic coating of Grade AC 15) of approved design/pattern, with approved standard section and fixed to the existing windows frame with C.P. brass/stainless steel screws @ 200 mm centre to centre, including cutting the grill to proper opening size for fixing and operation of handles and fixing approved Anodized aluminum standard section around the opening, all complete as epr requirement and direction of Engineer-in-charge. (only weight of grill to be measured for payment)

Providing and laying Vitrified tiles in different sizes (thickness to be specified by manufacturer), with water absorption less than 0.08 % and conforming to I.S. 15622, of approved make, in all colours and shades, in skirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1 cement: 3 coarse sand), including grouting the joint with white cement and matching pigments etc. complete. Size of tile 600x600 mm

Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes channels, plates etc. including welding ,grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the railing with necessary accessories and stainless steel dash fasteners, stainless steel bolts etc. of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.).

Providing and fixing stainless steel (Grade 304) railing made of Hollow tubes channels, plates etc. including welding ,grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the railing with necessary accessories and stainless steel dash fasteners, stainless steel bolts etc. of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.).

Providing and fixing white vitreous china pedestal type water closet (European type W.C. pan) with seat and lid, 10 liter 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 8 mm dia C.P. / S.S. Jet with flexible tube upto 1 metre long with S.S. triangular plate to European type W.C. of quality and make as approved by Engineer - in - charge.

Providing and fixing 15 mm nominal bore C.P. brass angle valve for basin mixer and geyser points of approved make conforming to IS : 8931

Providing and fixing PVC fittings (Finolex / Supreme make) (LMR)

Floor Trap 4"

Tee 3"

Tee 4"

Offset Tee 4"

Tee 3"x4"

PVC socket 3"x4"

Brick work with common burnt clay (non-modular) bricks of class designation 7.5 in foundation and plinth including curing in : Cement mortar 1:4 ( 1 cement : 4 coarse sand)

Complete Job including supply, providing, fabrication and erection in all aspects as per detailed below. Area : The payment shall be done on the basis of Plinth area as per below mentioned schedule.

Super Structure Technical Specifications: i) Details of Structural Members. The steel structure for the shelters will be designed for the Designed Parameters. All structural steel will be ISI marked with manufacturer’s test certificate for raw material and structural properties. The main columns, verandah rafters, trusses, purlins etc. will be made out of steel sections, MS plates, MS bolts / nuts. Wall Panels:- All walls shall be made of GI metal skin PUF panels using 0.50mm PPGI Sheets with PUF thickness of 50 mm. The PUF insulation material in the panel shall have fire retarding and self-extinguishing properties as per international standard. Approval of colour of panels will be taken from Engineer-in-charge prior to supply at site. Other details of wall panels are as follows: - (a) All material required for the manufacture of shelter shall be new and shall comply with relevant Bureau of Indian Standard Specification. (b) The bulk density of PUF insulation should be 40 Kg/ Cum +/- 10% Kg/ Cum made from CFC free close cell polyurethane foam and the dispensing machinery should be kept with a PLC controlled panel for monitoring and controlling the injection rate to assure specified uniform density requirements. The total thickness of the finished composite panel should not be less than 61.0 mm. The tolerance in the panel thickness can only be on the plus side. (c) The manufacturer shall have facilities for conducting bend test, impact resistance test, pencil hardness test, cross hatch adhesion test, paint coat thickness test to IS-14246 and for galvanizing test to IS-277

(d) The GI skin for the PUF Panels shall be hot dipped galvanized steel of 0.60mm thick TCT (Total coated thickness). Each panel should be supplied pre-painted with a colour coating of 50 microns of architectural polyester on a minimum 120 gms/m2 base of Zinc coating on the finished surface only for protection against scratches during handling and transportation. Base metal of GI skin CRCA should be as per IS-513 and grade of zinc coating will be 275 as per IS-277. The pre-coated GI sheet skin should have min. coating of 4.5-micron epoxy primer and 25-micron polyester top coat on the finished surface and 7-8-micron primer Alkyd Backer on backside, which is bounded to the polyurethane foam. The pre-coated GI sheet should conform to IS 14246-1995 with manufacture test certificates conforming to specification. PUF Panel Joining arrangement: The PUF panels shall have Tongue and groove type of joint formed on line on the forming machine integrated with PUF panel manufacture machine. The PUF Wall Panels will be of Make: LLYOD / MODERN PREFAB /JINDAL /ACME/BNAL/ACE PREFAB or Equivalent as approved by Engineer-in-Charge. The Bottom track will be fixed to the concrete platform at plinth level by suitable fasteners. One track shall be provided at the top of the panel. Vetting of design complete.

a) PLinth-Beams: will be laid in RCC of size 0.300mmx0.300mm with 06 no.s 16mm dia. steel reinforcement bars tied using 8mm dia. Steel reinforcement bars @ 6" c/c in 1:1.5:3 mix including providing, fixing, cost of centering , shuttering etc. complete job.

(a) Columns: - (08) No.s main columns of SHS 100x100x4mm and ht.3.0m av. long column size. Each column shall have Base MS plate of size 250 x 250mmx10mm thick with 04 Nos hole of dia 18mm for fixing of 16mm dia 300mm long foundation bolts with nuts for fixing with RCC Beam foundation & top gusset plate of size 250 x 250mm 10mm thick with 04 Nos hole of dia 16 mm dia for fixing with truss by using 10mm dia bolt and nut 100mm long. The columns will be provided along shorter span of the structure at an equal interval c/c as per drg. The columns will be painted with 01 coat of red oxide primer and two coats synthetic enamel paint as specified colour with as per drg. Make: - TATA/ SAIL/ RINL/ JINDAL or Equivalent as per the Directions of EIC

(7) Trusses/Rafter and Purlins: (04 Nos) Trusses made up of size RHS 61x122X2.9mm thick & Bracing RHS 60x40x2mm thick. The purlins made up of size RHS 80 x 40 x 2.60mm thick will be provided at spacing as per design/drawing/or as per the Directions of EIC. Each rafter/purlin shall be welded at both ends with 6.0 mm thick MS plate cleat with suitable drilled holes to enable joint with each other using suitable Nut & Bolt. The purlins and Trusses / Rafter will be painted with 01 coat of red oxide primer and two coats of synthetic enamel paint of specified colour. Make: - TATA/SAIL/RINL/JINDAL or Equivalent as per the Directions of EIC(8) (a) Roof : - The roof shall be in slope 1:4 approximately. The roofing shall be done with Pre-coated, pre-coloured, profiled sheet 0.63mm thickness. These profile sheets are laid over a frame work of trusses, columns and purlins fixed using self-tapping screw with bitumen washers/washers (Roofing must be fully water-proof). Make: - TATA/SAIL/RINL/JINDAL or Equivalent as per the Directions of EIC (b) Ridge. Ridge shall be provided with 600mm wide and 0.63mm thick pre-coated, pre coloured plain sheet fixed with self-tapping screws. Make :- TATA/SAIL/ RINL/ JINDAL or Equivalent as per the Directions of EIC

Roof Projection. The Roof shall have minimum projection of 0.45m from the eaves wall and 0.30m from the gable walls. Purlins will also be provided on the roof at the eaves and at gable roof extension. False Ceiling: - PVC laminated colour Gypsum false ceiling panel size 595 x 595 mm x 9 mm thick with water proofing film on back side along with powder coated aluminium snap grid framework with suitable ‘T’ and ‘L’ section. The false ceiling panels are placed onto a suspended grid frame of size 600 x 600 mm made of Aluminium ‘L’ & ‘T’ sections of 0.60mm conforming to IS. The false ceiling grid is suspended from the roof framework with the help of galvanized wire of 3.0mm dia. MAKE: SAINT GOBAIN (GYPROC) or Equivalent as per the Directions of EIC.

Windows (04 no.s -size 1800mm x 1200mm) and 01 no. Ventilator in toilet :- Aluminium profile sliding window with all fitments complete will be provided and fixed in position by the contractor as directed by EIC. The Window shutter will be of two leaves of which one shall be provided with moveable glazing of 5 mm intello reflective glass and one leave will be provided with fixed fly proofing using stainless steel mesh of 1.5 mm aperture. Doors :- (03 no.s -size 900mm x 2100 mm) doors will be provided in each room and one for main entrance and (01 no. -size 750mm x 2100 mm for toilet) fixed in position by the contractor as directed by EIC. Door Shutter and Frame will be Provided with Suitable 14 Gauge Aluminium Profile Sections. Door Shutters will be Provided with 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board (conforming to IS: 12823 Grade-I type-II) in panelling for lower portion of door and Glazing-5mm thick for upper portion of doors inclusive of all fittings etc. complete. The Doors shall be Provided with built in Locking system of make Godrej/Harrison or equivalent. Two number Aluminium Tower Bolt of 200mm size from inside and one Sliding bolt 300mm long and one bolt handle 150mm size to be provided on both in and outside of each shutter. All door Shutters shall be provided with hydraulic door closers.

Providing and laying Vitrified tiles in different sizes (thickness to be specified by manufacturer), with water absorption less than 0.08 % and conforming to I.S. 15622, of approved make, in all colours and shades, in skirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1 cement: 3 coarse sand), including grouting the joint with white cement and matching pigments etc. complete Size of tile 600x600 mm

Disposal of mulba outside municipal limits for avg. lead 10 Kms

Carriage of materials by mechanical means loading / unloading complete

Sand / Bajree for avg. lead 10 kms

Bricks for avg. lead 15 kms