Tata Institute Of Fundamental Research Tender

Dismantling stone slab flooring laid in cement mortar including dismantling cement mortar and stacking of serviceable material and disposal of unserviceable materials within 50m lead

Providing and laying flamed finish Granite stone flooring in required design and patterns, in linear as well as curvilinear portions of the building all complete as per the architectural drawings with 18 mm thick Flamed stone slab over 20 mm (average) thick base of cement mortar 1:4 (1 cement : 4 crushed stone sand) laid and jointed with cement slurry and pointing with white cement slurry admixed with pigment of matching shade including rubbing, curing and polishing etc. all complete as specified and as directed by the Engineer-in-Charge

Providing and fixing Polished Granite stone slabs 30 mm thick for coping work on Masonry/RCC Walls laid on 20 mm (average) thick cement mortar 1:3 (1 cement: 3 crushed stone sand) and jointed with grey cement slurry mixed with pigment to match the shade of the slabs, including rubbing and polishing the sides if required etc., complete

Providing and fixing Flamed finish Granite stone slabs 30 mm thick for coping work on Masonry/RCC Walls laid on 20 mm (average) thick cement mortar 1:3 (1 cement: 3 crushed stone sand) and jointed with grey cement slurry mixed with pigment to match the shade of the slabs, including rubbing and polishing complete

Providing and fixing Glass mosaic tiles on finished wall dado/floor surface in swimming pool of approved size/quality in all colour, design , fixing in customize design,having scratch hardness other parameter confirming to IS 13630 of Milota/piccolo porelain mosaic tiles or equivalent tile(as approved by EIC) as per manufactureres specifications, Jointed and pointed with epoxy grouting of matching approved colour pigment and finishing to requirred level,curing,tools,tackles, at all leads/lifts washing with diluted adhesive applied at the rate of 2.5 kg per sqm and grouting of the same. The rate is inclusive of all operation, material and required pattern approved by Engineer-in-Charge: Custom design as per Approved pattern with 50x50x8mm tiles. Note: The rate should be inclusive of preparing finished surface to fix glass mosiac tiles after removal/dismantle of old tiles.

Providing and fixing Glass mosaic tiles on finished wall dado/floor surface in swimming pool of approved size/quality in all colour, design , fixing in customize design,having scratch hardness other parameter confirming to IS 13630 of Milota/piccolo porelain mosaic tiles or equivalent tile ( as approved by EIC) as per manufactureres specifications, Jointed and pointed with epoxy grouting of matching approved colour pigment and finishing to requirred level,curing,tools,tackles, at all leads/lifts washing with diluted adhesive applied at the rate of 2.5 kg per sqm and grouting of the same. The rate is inclusive of all operation, material and required pattern approved by Engineer-in-Charge: Regular type floor and Wall Dadoing with 50x50x8mm tiles Note: The rate should be inclusive of preparing finished surface to fix glass mosiac tiles after removal/dismantle of old tiles.

Providing and fixing polypropylene extruded swimming pool grating sections of the following specification as approved by EIC. Overall depth 23.5 mm, Width of section/flange 20mm, Number of flanges 3no, Thickness of top and bottom flange 5mm, Thickness of web 4.5mm, Thickness of bottom second flange 4.5mm. The section shall have groved and pinned connections at every 100 mm C/C (minimum of 4 nos). The sections should be trimmed to required length and rate quoted shall be including cost of grinding the base concrete as required and cost of material, labour etc., complete as directed by engineer- in- charge. (Contractor is requested to check the sample available in the office of the Engineer-in-charge, before quoting for the rates) For 400mm width drain

Providing and fixing polypropylene extruded swimming pool grating sections of the following specification as approved by EIC. Overall depth 23.5 mm, Width of section/flange 20mm, Number of flanges 3no, Thickness of top and bottom flange 5mm, Thickness of web 4.5mm, Thickness of bottom second flange 4.5mm. The section shall have groved and pinned connections at every 100 mm C/C (minimum of 4 nos). The sections should be trimmed to required length and rate quoted shall be including cost of grinding the base concrete as required and cost of material, labour etc., complete as directed by engineer- in- charge. (Contractor is requested to check the sample available in the office of the Engineer-in-charge, before quoting for the rates) For 300mm width drain

Providing and filling of Filter media as per following points, Removal and re-fixing of existing MS Top cover fixed with MS Bolts, Removal of existing filter media(filled inside of cylinder)like coarse /medium /fine pebbles, proper washing to remove dust accumulated on its surfaces and refilling as per the filter pattern and Filling coarse silex,fine silex and filter sand etc ( supply and stacking for the same will be measured under relevant items )., complete as directed by EIC.

Supplying and stacking of Coarse silex in bags each 50kg at NCBS.

Supplying and stacking of Fine silex in bags each 50kg at NCBS

Supplying and stacking of Filter sand in bags each 50kg at NCBS

Providing and Fixing double flanged CI sluice valves / scour valves /non-return valves /butterfly valves of sizes specified below in a specified location, making necessary flanged joints including transportation, providing all the jointing materials required for the work, testing the joints to the requirement pressure all as specified and directed. of 150mm dia size.

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 etc., complete.

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer’s specifications including appropriate priming coat, preparation of surface, etc. complete.

Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the EIC etc complete.

Cleaning, grinding, buffing, polishing of the all swimming pool stainless steel ( Grade 304) railing, Grating, shower pipe made of Hollow tubes, channels, plates etc., including materials, labour etc., complete all as per specification and as directed by EIC.