REPAIR MAINT OF LEAKAGE AND SEEPAGE TO KANYA PARISHAR AND ALAKNANDA SUMP AND CERTAIN FIRE FIGHTING SUMP AT OLD NAVY NAGAR UNDER AGE BRI OF GE NW NAVY NAGAR COLABA MUMBAI

Amount

M&L for removing old rusted steel reinforcement bars from RCC roof / slab / beams / columns / RCC facias etc and providing and fixing mild steel deformed bars upto 10 mm dia , cut to length , bent to shape required, including cranking, bending spirally for hooping ends for columns, hooking ends and binding with and including mild steel wire annealed not less than 0.90 mm dia. with and including an anticorrosion primer using single component cementitious corrosion inhibiting primer for steel reinforcement surfaces to form a contineous film not less than 1 mm thick complete all as specified and directed by Engineer-in-Charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing and fixing welded MS wire mesh weighing not less than 1 kg/sqmt on the prepared surface which should be cleaned and should be removed from dirt, fungus and all foreign material and protecting and plastering of waterproofed surface Using cement based, micro- silica restoration mortar.The product needing only addition of water at site which can be applied by trowel.cement, sand can be used for finishing purpose. It is reinforced with specially designed bean shaped, alkali resistant synthetic fibers for exceptional resistance to cracking. It is recommended for repair situations requiring application of mortar up to 10 mm thickness in one layer.The product shall achieve a compressive strength of 11 MPa in 1 day & 30 MPa in 28 days and a minimum flexural strength of 6 MPa @ 7 days. It shall have a tensile strength of minimum 2 MPa. It shall have a minimum bond strength of 2 MPa, complete all specified and directed by Engineer-in-charge. Make: Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

Providing and applying two coats of single part elastomeric acrylic water based coating for surface based on high quality acrylic emulsion, functional filler, sunlight stable pigment and quality fungicides. The coating should have excellent flexibility to cover hairline cracks (upto 0.5 mm), UV resistant, microbial resistance, low dirt pickup with elongation at break of 220%, tensile strength of 0.7 MPa, Hardness Shore A scale of 80 and adhesion strength of 3.4 MPa. Before applying coating one coat of Water based Acrylic polymer primer cum sealer coating for concrete surfaces primer cum sealer must be applied complete all specified and directed by Engineer-in-charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing and spraying polyamine cured epoxy coating incorporating a special alkali reactive emulsion breaking system compound over the plastered surface. This impervious film prevents excessive water evaporation which in turn permits more efficient cement hydration, thus reducing shrinkage and increasing durability. It shall have a specific gravity of 1.02 and the minimum application temperature shall be 10°C and shall have a coverage of 8-10m² /litre /coat complete all as specified and directed by Engineer-in-charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing and applying the treated surface with high quality repair mortar with polymer and fibre content (mixed with cement, special additives and sand).water ratio of which shall be 0.16, 28 days compressive strength shall be 30 MPa,mixed density shall be 2.18 kg/ltr, flexural strength shall be 6 MPa for 7 days and tensile strength for 7 days shall be more than 2MPa.Its adhesion bond strength shall be greater than 2 MPa with creep strain reduction of 8%. The modulus of elasticity of this product shall be 23-26 KN/mm². It shall not bleed / segregate on adding water and shall provide dual shrinkage compensation i.e – both plastic & hardened. It shall be capable of being applied in thicknesses of 20 mm without sagging or falling and shall have minimum adhesive bond strength of 2 MPa.All cementitious systems have to be cured for a minimum period of 15 days by water curing. Note : The mortar should be sprayed using gunitting machine.the nozzle of the spray should be held approximately 450mm from the concrete surface and should be passed back and forth to ensure complete and even coverage. The pump pressure should be maintained at a level to produce a fine spray ensuring complete coverage of the surface,complete all specified and directed by Engineer-in-charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for surface preparation of the concrete surface to be water proofed, shall be cleaned to remove all laitance, surface protrusions, fungus, etc. The surface shall be cleaned and washed with a water jet to remove all traces of impurities by using etching agent solution and dismantling/taking down unserviceable cement plaster loose/unsound weaken cement concrete of any description and in any position from existing internal surfaces with power driven of pneumetic chisel and removal upto the approval municipal dumping ground outsides MOD land complete all specified and directed by engineer-in-charge. , complete all as specified and directed by Engineer-in-Charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for applying amine cured epoxy coating cum primer A film thickness of approx. 1 to 2mm should be built up in two coats, should achieve Adhesion bond strength 1 N/mm2, pot life of 30 minutes@30 C. Before applying primer Concrete / steel surface should be cleaned by any suitable method (like sand blasting, water jetting etc.) to remove old coatings, grease, oil, curing compounds, loose particles, weld spatter, flux, rust etc, complete all specified and directed by Engineer-in-charge. Make :Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing and applying acrylic polymer based cementitious composite water proof coating system. It shall be non- flammable, non - combustible. It shall give tough and hard waterproofing surface. It shall allow entrapped vapour to escape preventing peeling and blistering. It shall have excellent bond to building materials. It shall be highly durable in continuous wet condition. Coating to be applied after proper surface preparation to remove loose dust, cleaning, mixing using slow speed electric drill and application of 2 coats of 2 component, and applying curing of the surface using low viscosity emulsion which incorporate a special alkali reactive emulsion breaking system on the protection screed. It shoud be non-penetrating continuous filmcomplies with the internationally recognized ASTM C309-90 standards including all tools and tackels complete all as specified and directed by Engineer-in-Charge @ 250gms/Sqm. Product should have daylight Reflectance of 70% as per ASTM E-1347 , complete all specified and directed by Engineer-in-charge. Make :Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing and crack sealing cementitious material in powder form. It is easy to apply and can be finished or smoothened off with a putty blade or a damp sponge. It sets quickly on application and can be over coated with common paints / coatings, white coloured with setting time of 15min and Compressive strength as per ASTM C 109 of 22N in 7 days. Mixing Ratio to 1: 2.5 (Water: Powder) Cutting groove of less than 6mm X 6mm. complete all as specified and directed by Engr-in-Charge. Make :Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for repair to cracks and damaged existing surfaces of Sump etc by Hydrogen Free Expanding And Plasticising Additive . It plasticizes the mix, allowing for substantial reduction in water without affecting the fluidity, thus improving the strength and impermeability, the admixture/ additive in cement to provide non‐shrink properties Cementitious Cable Encapsulation . (a). Fixing of GI nozzles in zig-zag fashion not more than 50cm c/c on RCC surfaces on all directions as required after drilling holes in concrete, fixing GI nozzles with fast setting mortar and covering with renderoc plug. The size of holes shall be 20mm dia and 75mm in depth. complete all as specified and directed by Engineer-in-Charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for applying epoxy resin coating on the Surface.The coating should be applied on the cured surface after removing loose dust,dirt etc, cleaning,mixing using slow speed electric drill.The coating should be applied in two coats @ thickness of 100 microns. It should be applied with a suitable stiff nylon type brush, complete all as specified and directed by Engineer-in-Charge. Make - Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing microconcrete and applying blend of Portland cement, graded fillers and chemical aditives which impart controlled expansion and should be ready to use and can fill convoluted voids, compensates shrinkage at both plastic and Hardened states , if more than 40% of cross-section area of structure is under distress, then the area shall be repaired Notes: (a) Minimum thickness to be used is 50mm with addition of 10mm down aggregates of 25% of the weight of mix ready to use powder with water- powder ratio of 0.18. Strength of 1 day to be 20N/mm2. Time of expansion to start after 20min of mixing and finish in 120 min of mixing. Epoxy bonding agent having mix density of 1.45 to 1.5 kg/ltr, compressive strength (BS-6319 PT 3)-25 Mpa at 7 days & bond strength (ASTM C 881)-11 N/mm2 at 7 days, having an over lay time of 3 hrs at 30°C. shall be mixed with cement as per manufacturer's instructions and covering capacity (b) The covering capacity of chemicals indicated is as per manufacturer's instructions. It may vary as per the substrate on plus side and contractor shall have no claim whatsoever on this account, complete all specified and directed by Engineer-in-charge. Make- Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L two component amine cured epoxy mastic coating using Light brush blasting using nonmetallic abrasive leaving a clean, rough and even pattern.it should be based on a 100% epoxy formulation and contains no solvents or water diluents. Apply two coats with brush or squeeze to the existing surface, working well into the substrate.it should achieve Compressive Strength of >70 MPa after 14days, having pot life Pot life, minutes at 27⁰C, 100 g >40 mass, complete all specified and directed by Engineer-in-charge. Make : Carlisle Syntec Middle Cast, SNI Infra Tech Pvt Ltd,Thermax Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for drilling hole chemical anchoring of reinforcement on existing columns/chajja/beams with Hilti HIT-HY 70 minimum hole depth 100mm, steel bar 12mm dia and drill bit dia 14mm, complete all as specified and directed by Engineer-in-Charge. Note : This item shall be undertaken by the authorised rep of Hilti india Pvt Ltd/Carlisle Syntec Middle Cast/ SNI Infra Tech Pvt Ltd/Thermax Ltd/Kryton Build Mat Co Pvt Ltd.

M&L for MS TMT bars 6 to 8mm dia and over as in reinforcement cut to length, bent to shape required including cranking bending spirally for hooping for columns, hooking ends & binding with and including MS annealed wire not less than 0.9mm dia complete all as specified and directed by the Engineer-in-Charge

Steel form work to sides and soffits of lintels, beams, columns, shelves, chajjas including overhangs etc for fair finished flat surface, complete all as specified and directed by Engr-in-charge

Note: (a) The work for item Ser No 1.00 to 16.00 to shall be executed directly by company or their authorized applicator. Application shall be authorized in writing by company and guarantee/responsibility of work executed shall be owned by company in writing. (b) Quoted rate shall be inclusive of material all labors tools and plants scaffolding and working upto 15 mtr height. (c) Adoption of necessary safety arrangement like safety belts. ropes. helmets, netting etc. which are required for safety of working at height etc. which are required for safety of working at height exceeding 3 to 25 mtr height shall be mandatary and deemed to be inclusive on quoted rates.

Diamond Construction

LOKESH AND CO.

M/s Raghav Traders

M/s R.D. Company

M/S DURGA ASSOCIATES

M/S MUKESH AGARWAL

S Balwinder Singh

M/s Manish Contractor