Replacement of windows, external repairs and painting of AFD, LTSC, NDT Building and other Buildings of South Site, BARC, Trombay, Mumbai.

Amount

Providing and laying in position cement concrete of 1:3:6/ M-10 with minimum cement content 220 Kg/Cum (1 cement, 3 crushed sand, 6 graded stone aggregate of maximum size 20 mm) including consolidation, finishing, curing etc. complete as per specificationsand drawings but excluding the cost of Form work shuttering, centering Complete at all levels

Providing and laying in position Reinforced Cement Concrete (RCC) of grade M-30 using 20mm maximum size aggregates and crushed sand of approved quality including admixtures of approved brand and quality (plasticiser or super plasticiser) if required, including weigh batching, mechanical mixing, transporting, placing, vibrating, consolidation, finishing, curing etc. complete but excluding the cost of centering, shuttering and reinforcement complete as per specifications.

In Super structure

Extra for RCC/PCC Using Ready Mix Concrete from outside project area including transporting and pumping from approved batching plants .

Providing Reinforcement Steel for reinforced cement concrete at all levels including supplying, preparation of bar bending schedules, cutting, bending, transporting, fixing, tieing in position with PVC coated G.I binding wire, all labour charges, cost of cover blocks in specified grade of concrete etc. complete as per specifications and drawings. Steel Supplied by the Contractor. "Using TMT bars of specified grades all dia. bars TMT bars to be supplied by the contractor, confirming to IS 1786. All test reports to be provided along with the supply of the materials."

Providing , centering ,shuttering Form work using PVC film faced plywood to get a neat form finish surface for all types of structures including necessary strutting, proping, staging, supports etc and deshuttering the same after the specified time all as per drawings, specifications and as directed by the Engineer-in-charge at all levels

For Sub Structure

For Super Structure

Providing Structural steel work using angles, channels, joists and other sections, welded and / or bolted in built up sections for trusses , structural steel floors, frame works, monorails and other structures including supplying, cutting, welding, fabricating, hoisting, fixing in position, applying a priming coat of approved steel primer etc. complete all as per specifications, drawings and as directed by the Engineer in charge. Up to and including 300 mm Joists, 350 mm channels, and below sections Using materials confirming to IS 2062. All test reports to be provided along with the supply of the materials.

Providing and constructing Half brick masonry using Flyash/ Flyash Lime bricks with minimum 70 kg / Sq.cm strength of approved make and size in partition walls in C.M 1:4 (using crushed sand) including scaffolding, raking out joints, curing etc. complete and with stiffners of RCC 1:2:4 (105 X 75 mm size) at every 900 mm height including form work curing etc. complete as per specifications but excluding reinforcement in Super Structure up to Floor - II level. (Reinforcement will be paid under relevant item)

Providing and constructing brickwork in cement mortar 1:6 using crushed sand with Flyash/ Flyash Lime bricks with minimum 70 kg/ Sq.cm strength of approved make and size in super structure above plinth up to and including Floor II level including, scaffolding, raking out joints, curing, cleaning complete all as per specifications and drawings.

Providing 15 mm thick plastering using Ready mix internal plastering compound of approved make for internal faces of brickwork / concrete surfaces including preparation of the surface, curing, cleaning, scaffolding complete all as per specifications and as directed at site by the Engineer-in-charge

Providing 20 mm thick plastering using Ready mix external plastering compound of approved make for external faces of brickwork / concrete surfaces including preparation of the surface, curing, cleaning scaffolding up to 10 metres height complete.all as per specifications including forming drip moulds wherever necessary and as directed by the Engineer-in-charge

Extra Over Item No 10 & 11 above for Providing 10 mm thick plastering using Ready mix Plastering compound of ROOFIT or approved equivalent quality/ product meeting technical parameters, for Internal/ External faces of brickwork / concrete surfaces Over specified thickness including preparation of the surface, curing, cleaning, scaffolding complete all as per specifications and as directed at site. Plastering to be executed over existing plaster removed surface which includes rough plastering on undulated surfaces.

Providing and fixing G.I. chicken mesh in the junctions of concrete & brick work / masonry or as directed by the Engineer in charge including cutting, fixing with nails in position before plastering complete all as directed by the Engineer-in-charge. (only area of the chicken mesh used alone will be measured)

Providing and fixing Minimum 15-17 mm thick gang saw cut mirror polished (premoulded and prepolished) machine cut Granite of Jet Black colour for kitchen platforms, vanitiy counters, wash basin counters, door frames, window sills Jambs and sofits, facias and similar locations of required size of approved shade, colour and texture laid over 20 mm thick base cement mortar 1:4 (using crushed sand) with joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, moulding and polishing the edges to give high gloss finish etc. complete at all levels.

Providing and Fixing Homogeneous 2.00 mm thick PVC sheet / tile in flooring and skirting of approved make in approved pattern on a smooth and damp proof base using rubber based adhesive of approved quality and manufacturer including, levelling small undulations with plasterof paris if required , rolling with light wooden roller weighing about 5 kg all complete as directed by Engineer-in-charge in approved colour and shade

Providing and fixing anodized aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections / Z sections and other sections of approved make conforming to IS 733 and IS 1285 fixed with rawl plugs and screws or with fixing clips or with expansion hold fastners including necessary filling up of gaps at junctions, at top, bottom and sides with required PVC / neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically whereever required including cleat angle, aluminium snap beading for glazing / panelling, C.P brass / stainless screws all complete as per drawings and and directions of Engineer-in-charge including providing and fixing hinges / pivots and making provision for fixing of fittings wherever required including the cost of PVC / neoprene gasket required filling the gaps using silicon grout sealent etc. (fittings glazing and panelling shall be paid for separately)

Anodised Aluminium sections (Minimum anodizing thickness of 15 micron)

Extra for Colour Anodizing / Dyed anodizing on Aluminium sections & sheets

Providing and fixing approved quality stain less steel body roller wheels of approved make for sliding shutters

Providing and fixing approved quality and shape star locks cum handle of approved make for sliding shutters

Providing and fixing glazing in aluminium doors, window, ventilator shutters and partitions etc with PVC / Neoprene gasket etc. complete as per the architectural drawings and directions of the Engineer-in-charge (Cost of snap beading shall be paid in basic item)

With tinted colour float glass panes of 4.0 mm thickness

With tinted colour float glass panes of 5.0 mm thickness

Providng and fixing Aluminium Grill 10 mm thick "DECO GRILLE" make Model No. DG- 102 or approved equivalent quality/ product meeting technical parameters, in natural Silver anodising of min 15 Microns with a opening size of 80 mm x 66 mm and Minimum weight of 3.13 Kg/ Sq.M including providing anfd fixing Suitable 'F' / 'H' section outer frame and mullion fixing with screws complete all as per specifications and as directed at site by the Engineer-in-Charge .Aluminium alloy shall be of 6063-T6 with Yield strength of minimum 6.5 kg/ sq.mm.

Providing, supplying and fixing hollow metal flush steel doors 40 mm thick of approved make consisting of door frame and shutters and all hardware fittings, frame made out of 14g thick G.I sheets and shutters made of 16g thick sheets, hollow portion filled with puff, including necessary stiffners in shutters and frame, vision panel of specified size with 4 mm glass and clip on pressed steel frame for vision panels, fixing 4 nos heavy duty stainless steel 304 grade ball bearing hinges, mortise / dead lock of approved make, a pair of 200 mm long stainless steel handles, 250 mm long stailless steel tower bolt, etc. frame hollow portion filled with PCC 1:2:4, necessary hold fast embedded in concrete, fixing in concrete with anchor fastners. finished with Polyurethane painting of approved colour complete all as per drawings and specifications and as directed by the Engineer-in-charge

Providing and fixing 9 mm thick pre-laminated particle board flat pressed 3 layer or graded wood particle board conforming to IS 12823 Grade-I, Type - II in panelling fixed in aluminium doors, windows, shutters and partition frames with C.P brass / stainless steel screws etc. complete as per architectural drawings and directions of Engineer-in-charge Prelaminated particle board with decorative lamination on both sides

Repairs to the RCC structural members of concrete surface/RCC brackets with form finish, concrete finish using Super Fluid Micro Concrete general purpose approved grout powder using Roffe concrete repair approved equivalent SFMC, item includes the operations of breaking cracked/spalled concrete members along the cracks and taking down the debris to ground level and stacking/ disposing of debris with in a lead of 50 mtr as directed ,exposing and cleaning the reinforcement bars thoroughly by tapping wire brushing emery papering and finally by chemicals such as acetone or eqvt.and washing the surface by waterjet to remove acetone and brushing subsequently and applying a protective coat of polymer and cement mixed in the ratio of 1:1.5 (1 polymer : 1.5 cement ) by volume to the reinforcement bars and casting /grouting with Super Fluid Micro Concrete in the proportion of grout and aggregate of quartz/granite rounded chips of size 6 mm down graded or eqvt in the ratio of 1 powder: 0.50 aggregate by weight (100 kg SFMC: 50 kg Quartzchips) including cost of double steel scaffolding and required Form work and removal of same (Only form work will be paid under relevant items) after grouting curing etc. complete all as per specification and as directed by Engr.- In-charge. Note: 1. Mode of measurement shall be in kg of SFMC powder consumed only.2. SFMC powder will be supplied by Contractor.3. Protective coat to reinforcement and bond coat over adjacent concrete surface are inclined in the item.4. Reinforcement and Formwork for Jacketing shall be measured and paid under relevant item.5. Fixing Weld mesh if required and same will be measured and paid under relevant item.

Grouting of Lean Cement grout mixed with Non Shrink Compound/ polymer in pre fixed nipples with High Pressure Hand Pump( Killick Nixon Pump), removing the nipples after grouting the area and finishing the area with. Mc Fix ST(Manufactured by Mc. Bauchemi) or approved equivalent quality/ product meeting technical parameters, complete all as directed by the Project Engineer at site.

Drilling Holes of 12/13mm diameter and fixing Aluminium/ PVC nipples using Mc Fix ST- ready Mix High Strength Mortar or approved equivalent quality/ product meeting technical parameters.

Grouting (only quantity of Cement used for grouting will be measured and paid.) Contrator shall maintain Log book for consumption of Cement duly approved by Engineer in Charge .

Providing structural repairs in old damaged concrete structures / surfaces with approved Polymer with following operations 1) Removal of loose/Spalled or damaged concrete by chipping and cleaning the concrete surface and reinforcement steel with wire brush and with water 2) Cleaning the re bars with Acetone for complete rust removal and washing with water to make the surface clean. 3) Applying protective coat / bond coat using polymer and cement in the proportion of 1; 1.5 (1 part of polymer and 1.5 parts of cement in synthetic enamal paint like consistancy with brush 4) Reinstate the area with polymer modified mortar in layers of maximum 20 mm with the proportion of Cement 50 Kg : washed and dried river sand 87.50 kg ; silica sand 37.50 Kg. mixed with 10 litres of Polymer (or 1 Kg cement : 1.75 kg washed and dried river sand ; 0.75 Kg silica sand : 200 ml polymer) 5) If thickness of repair exceeds 20mm , after every 20 mm thick repair, bond coat as per 2 above to be applied and further thick of repair to be continued for each layer. This work is inclusive of all materials, labour, complete all as directed at site using approved polymer suitable for structural repair shall be used)

Providing and fixing double tubular scaffolding system using H- frames with cup lock type on the exterior side upto seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre horizontal and vertical tubes joining with cup and 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 thereafter. The scaffolding system shall be stiffened with bracings, runners, connection with building etc. wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and as approved by the Engineer -in - charge. The elevational area of the scaffolding shall be measured for payment purposes. The payment shall be made once irrespective of duration of scaffolding ( Scaffolding will be paid only for Structural Repairs and related items for external faces only)

Providing, painting and finishing walls with two coats of exterior emulusion paint of approved make on sand face plaster/ plain plaster & concrete of required shade including base coat of water proofing cement paint, preparation of the surfaces, scaffolding complete. as per specifications and as directed by the Engineer-in-charge.

Providing, applying wall painting two coats with Lustur paint of approved brand to give an even shade over a coat of cement primer including preparation of the surfaces, scaffolding complete. as per specifications and as directed by the Engineer-in-charge

Providing and applying white cement based wall putty of approved make over concrete or Plastered surface up to 3 mm thick to get uniform surface free from undulation including cleaning complete all as directed by the Engineer-in-charge.

Providing, applying wall painting two coats on new work with premium plastic emulsion paint of approved brand to give an even shade without cement primer.including preparation of the surfaces, scaffolding complete. as per specifications and as directed by the Engineer-in-charge

Providing, painting,finishing walls with two coats of anti-algae, weather proof acrylic smooth emulusion paint of approved make with silicon additives on sand face plaster/ plain plaster & concrete surfaes of required shade over new work over a base coat of exterior cement primer including preparation of the surfaces, scaffolding complete. as per specifications and as directed by the Engineer-in-charge.

Dismantling plain cement concrete manually / by mechanical means carefully without damaging adjacent structures including disposal of debris within 200 m lead as per direction of Engineer-in-charge

Dismantling brick work in Cement mortar carefully without damaging adjacent structures including stacking of materials and dispoal of unserviceable materials within 100 m lead as per direction of Engineer-in-charge

Dismantling old plaster / skirting carefully , raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 100 m lead

Dismantling of RCC works carefully manually without damaging adjacent structures excluding cutting of reinforcement including stacking of steel reinforcement bars and disposal of unserviceable materials within 200 m lead as per direction of Engineer-in-charge

Dismantling doors, windows and clear storey openings (steel / wood) shutter including chowkhats, architraves, holdfasts etc. complete and stacking within 100 m lead (full windows) Of area 3.00 Sq.M and below

Dismantling doors, windlows and clear storey windows (steel / wood) shutter including chowkhats, architraves, holdfasts etc. complete and stacking within 100 m lead (full windows) Of area beyond 3.00 Sq.M

Dismantling steel work in built up sections in angles, tees, flats and channels including all gusset plates, bolts, nuts, cutting rivets, welding etc. including dismantling and stacking within 100 m lead

Lead charges for Lead exceeding 1 KM but not exceeding 2 KM, by mechanical transport including loading, unloading, stacking / levelling etc. For Debris Note: The rates in respect of this Item is applicable for NET Quantities arrived at after making deduction for voids @ 30% for Debris from corresponding TRUCK Measurement.

Providing and Painting two coats of synthetic enamel paint on Steel Surfaces of approved brand and manufacture to give an even shade without primer coat, including preparation of the surfaces, scaffolding complete. as per specifications and as directed by the Engineer-in-charge.

Providing and fixing "LUXALON" or approved equivalent quality/ product meeting technical parameters, lay in false ceiling 600 x 600 mm perforated corrosion resistant Aluminium magnesium alloy metal panel fixed in 24 mm 'T' frame work of module 600 x 600 mm. Panels shall be manufactured by Hunders Douglas of size 575 mm x 575 mm with perforation of 1.50 mm dia in a 3 diagonal square pattern giving 22% perforated area of approved colour in 0.70 mm thick Aluminium alloy 3105 with square edges Tiles to be stove enamelled on a continuous application for pre-treatment. The coils to be go through 4 stages of pre treatment three times of oven baked through conversion coating, priming and finish coat ensuring superior adhesion, high corrosion resistance and good colour stability.The coils to be painted on both sides after degreasing. inside surface to have a primer of 5 microns and a coat of natural colour of 5 microns, exposed surface to have a primer of 5 microns, binder of 5 microns and a top coat of approved colour 15 microns. Grid system for fixing ceiling tiles shall comprise of tees. The 24mm main tee runers shall be suspended at an interval of 1200mm centre to centre. The 24nn cross tee runner shall be suspended at an interval of 600mm centre to centre and further supported with 24mm cross tee with inter locking arrangements to form a Grid of 600mm x 600m. The main tee shall be supported by means of 4mm G.I.rod from slab / roof. The suspension shall be provided at 1200 to 1500mm centre to centre.provision for lights, diffusers etc. to be made including extra supports wherever necessary. A non-woven felt made of glass reinforced fibre glued oner the perforation for sound absorbtion Measurements shall be as per actual area of false ceiling with out deductions for lights and diffusers.

Supplying, Stacking and Laying of 150 mm thick rubble soling stones as under floor base including packing with smaller stone and compacting, ramming including spreading and consolidation of blinding material, moorum etc. complete all as per specifications and as directed by the Engineer-in-charge .

Provding and constructing brick work in Cement mortar using standard bricks of approved class/ quality, make or brand in foundation and plinth including curing, raking out joints, simultaneous pointing below plinth level if specified, complete as per drawings, specifications and as directed by the Engineer-in-charge. Brick work in C.M 1:6 using crushed sand.

Providing 12 mm thick Internal plastering in cement mortar 1:4 without cement punning (using crushed sand) finished smooth, including sieving of sand to required fineness, preparation of the surface, scaffolding, curing all as per specifications, drawings and as directed at site complete.

Providing and laying (IPS Flooring) cement concrete flooring 1:2:4, using crushed sand 50 mm thick finished smooth to the required level, finishing with a floating coat of neat cement including cement slurry, curing, cleaning the surface neatly at the time of handing over the area complete as per specifications and drawings as directed by the Engineer in charge

Supplying and fixing Cast Iron Man hole or Cast Iron Steps cover of approved make and weight as specified in the drawings or as directed by the Engineer in charge.