Repairs to Blue shed at TVS and miscellaneous works at other sea side buildings, North site, BARC, Trombay, Mumbai.

Dismantling G.S Sheet / FRP Sheet / AC Sheet roofing including ridges, valleys and gutter etc and stacking the material within 50 m lead

Taking out doors, windlows and clear storey openings (steel / wood) shutter including stacking within 100 m lead (only shutters) Of area beyond 3.00 Sq.M

Taking out doors, windlows and clear storey openings (steel / wood) shutter including stacking within 100 m lead (only shutters) of area 3.00 Sq.M and below

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 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.

Extra for cutting of reinforcement in RCC, stacking the same and returning the steel scrap to the departmental stores all 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.

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 and laying in position cement concrete of 1:1.5:3 at all levels (1 cement, 1.5 crushed sand, 3 graded stone aggregate of nominal size 20 mm) including consolidation, finishing, curing etc.. complete as per specifications and drawings but excluding the cost of shuttering, centering and steel reinforcement.

Providing Reinforcement Steel for reinforced cement concrete Using TMT bars of specified grades all dia bars. TMT bars to be supplied by the contractor 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.

Providing , centering ,shuttering Form work For Super Structure 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.

Providing and fixing Minimum 15 mm thick gang saw cut mirror polished (premoulded and prepolished) machine cut Granite of Telephone Black colour for kitchen platforms, vanitiy counters, Wash basin Counters, Door Frames, window sills, facias and similar locations of required size, 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 as directed by the Engineer-in-charge at all levels

Extra for providing edge moulding to 15 mm to 17mm thick marble stone / Granite Slab counters, Vanitis etc. including machine polishing to edge to give high gloss finish et. Complete as per design approved by Engineer-in-charge.

Providing 15 mm thick Internal plaster 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 20 mm thick External plastering in two coats under layer 12 mm thick with C.M 1:4 (using crushed sand) finished with a top layer 8 mm thick in C. M 1:3 (using crushed sand) including approved water proofing compound @ 2% by weight of cement or as per manufacturer's specifications, sieving of sand to required fineness, scaffolding up to 10 metres height, finishing, curing etc. complete as per specifications. and as directed by the 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 repairing to internal plaster in cement mortar 1:4 (using crushed sand) of thickness 12 mm to 20 mm in patches of area up to 2.5 sq metres including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls, including disposal of rubbish to the dumping ground within 50 metres lead

Providing and repairing to external plastering in cement mortar 1:4 (using crushed sand) of thickness 12 mm to 20 mm in patches of area up to 2.5 sq metres including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls ncluding admixtured with approved Water proofing compound @ 2% by weight of cement used and as per manufacturer's specifications ,sieving of sand to required fineness complete including disposal of rubbish to the dumping ground within 50 metres lead

Providing Structural steel work Up to and including 300 mm Joists, 350 mm channels, and below sections using materials of approved manufacturers. All test reports to be provided along with the supply of the materials 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 .

Providing and fixing precoated Galvalume sheet roofing 0.50 mm Thickness in Single profile sheets of approved size, shape and pitch up to and including single length of 12.00 met. The sheet shall be fixed using self drilling / self tapping screws of size (5.5 X 55 mm) with EPDM seal or with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and 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 as directed by the Engineer-in-charge

Providing and fixing precoated Galvalume roofing accessories of Galvalume sheet up to 600 mm total width for ridges, gutters, aprons,and flashings using self drilling / self tapping screws or with polymer coated J or L hooks, bolts and nuts and or G.I. seam bolts and nuts, G.I. plain and bitumen washers complete.

Supply and fixing at all heights, level & locations aluminium air driven turbo ventilator of 600mm dia with 2.00mm thick polycabonate dome sheet base plate with matching profile to galvalume sheet for side and end laps. The sheet shall be fixed wirh self drilling / self tapping screws or with polymer coated J or L hooks, bolts and nuts on purlin and all end and side laps shall be sealed with PU sealent to make it complete leakproof etc.

Providing and fixing at all heights, levels & locations 2.00mm thick Light Transmission Polycarbonate sheets with one Side UV coated and embossed. The polycarbonate sheets shall match with metal sheets profile and all end laps and side laps shall be selaed using PU Sealant to make it complete Leak Proof.

Removing white or colour wash, distemper, external paint by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete all as directed at site including scaffolding, cleaning of the areas.

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

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 over new work 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 and Painting two coats of synthetic enamel paint on steel surfaces of approved brand and manufacture to give an even shade over a primer coat.including preparation of the surfaces, scaffolding complete. as per specifications and as directed by the Engineer-in-charge

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 Note: Mobile scafolding may be supplied by CED , BARC depending on the availibility, free of cost . The Contractor has to transport & fix the mobile scafolding at the required location at site as directed by EIC. No payment will be made for this item when mobile scafolding supplied by the department and used

by the contractor. The mobile scafolding shall be dismantled & returned in good condition to CED, BARC after use.

Providing and fixing Anodised Aluminium sections (Minimum anodizing thickness of 15 micron) 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).

Extra for colour anodizing

Providing and fixing glazing with clear float glass panes of 4.0 mm thickness 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)

Providing, supplying & fixing of S.S. MESH (MOSQUITO NET) 0.50MM THICK - LESS THAN 1.0 SQ. MM APERTURE in aluminium grill / frame including cost of all accessories and fabricating to required sizes etc complete all as directed by the Engineer-in-Charge Note : Alumunium Grill will be paid separately under relevant item.

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

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

Providng and fixing Aluminium Grill 10 mm thick in natural Silver anodising of min 15 Microns with a opening size of 60mm x 45mm and Minimum weight of 4.12 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.

Extra for providing Aluminium Grill 10 mm thick with colour anodised by the manufacturer (Champagne, black, Bronze, Gold colours) complete all as per specifications and as directed at site by the Engineer-in-charge

Dismantling Aluminium / Gypsum partitions, doors, windows, fixed glazing and false ceiling including disposal of unserviceable surplaus material and stacking of serviceable materials within 100 m lead as directed by the Engineer-in-charge.

Providing and fixing False Ceiling 600 x 600mm unperforated corrosion resistant aluminium magnesium alloy metal panel fixed in 24 mm 'T' Frame work of Module 600 x 600 mm. Panels shall be of size 575 mm x 575 mm 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 topcoat of approved colour 15 microns. Grid system for fixing ceiling tiles shall comprise of tees. The 24 mm main tee runers shall be suspended at an interval of 1200 mm centre to centre. The 24 mm cross tee runner shall be suspended at an interval of 600 mm centre to centre and further supported with 24 mm cross tee with inter locking arrangements to form a Grid of 600 mm x 600 mm. The main tee shall be supported by means of 4 mm G.I.rod from slab / roof. The suspension shall be provided at 1200 to 1500 mm centre to centre.provision for lights, diffusers etc to be made including extra supports wherever necessary. Measurements shall be as per actual area of false ceiling with out deductions for lights and diffusers.

Rubbing and polishing to kotah stone flooring in minimum three levels to obtain mirror polish complete all as per specifications and drawings complete.

Providing and Fixing Homogeneous 2.00 mm thick PVC 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 Second class teak wood work in frames of doors, windows, clear story openings and other frames, wrought framed and fixed in position of required size and shape including sawing, jointing,making rebates for shutters, making grooves as shown in the drawings, finishing the surfaces to the required finish all as per specifications and drawings including necessary MS hold fasts 40 mm X 3 mm thick, 200 mm long / with coach screws including protective painting to the suface that will come in contact with walls, joining materials, labour etc. complete all as per specifications and as directed by the Engineer-in-charge.

Providing and fixing 35 mm thick flush door shutters conforming to IS : 2202 non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with internal teak wood lipping 25mm wide and fixing with 4 Nos of 125 mm long Stainless steel Hinges with S.S. wood screws complete.

Providing and fixing IS: 3564 marked aluminium die cast body tubular type universal hydraulic door closer of approved make with necessary accessories and screws etc. in wooden doors / steel doors with necessary bolts & nuts complete as per specifications and as directed by the Engineer-in-charge.

Providing and fixing mortice latch and lock of approved make with 6 levers and a pair of handles Inside opening LEFT / Right with necessary screws etc complete suitable for fixing in wooden / steel/ FRP/ doors as per specifications.

Providing, supplying and fixing Vertical Venetian Blinds with all accessories and fabticating to required sizes etc as per approved design and approved Fabric complete all as directed by the Engineer-in-charge.

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M-30 grade made with strong vibratory compaction and approved size, shape, design laid in required colour and pattern over and including 50 mm thick compacted bed of crushed sand, filling the joints with crushed sand etc. all complete as -per the direction of the Engineer-in-charge.