Bangalore Metro Rail Corporation Limited Tender

15.2 - polyurethane based single Component for Existing surface - Providing and Applying PU based Elastomeric Liquid Applied PU Waterproofing Membrane single component, cold applied, water based acrylic PU dispersion with highly elastic and UV resistant water proofing treatment to the Existing Roof surface/Chajjas/Sunken portion of WC:Bathroom applied @ 1.2 l/per m2, having tensile strength greater than 1.5N/mm2, elongation greater than 300% with solid content not less than 60% in 2 coats including surface preparation, priming the surface with water based acrylic primer @0.1 l/m2, and spreading 60 gsm geotextile between two top coats completely as per specification. The finished cost to include surface preparation, making coving at Junction, Bore Packing, treatment of construction joints completely as per specification.

19.2.1 - Demolishing cement concrete manually/ by mechanical means including disposal of material to the appropriate disposal area as per direction of Engineer-in-charge.

19.7.3 - Demolishing brick work manually/ by mechanical means including stack- ing of serviceable material and disposal of unserviceable material to the appropriate disposal area as per direction of Engineer-in-charge. - In cement mortar

6.34 - Providing and constructing load bearing wall with Solid Concrete blocks of size 400x100x200mm having block density more than 1800kg/m3 and minimum compressive strength of 4.00 N/mm2 conforming to IS 2185 (Part - I) - 2005 and constructed with CM 1:4 as per IS 2572:2005 including cost of all materials, labour, scaffolding and curing, usage charges of machinery etc complete as per specifications.

8.1.1 - Providing 12 mm cement plaster with cement mortar 1:4 (1 cement: 4 fine sand) to brick masonry including rounding off corners wherever required smooth rendering, providing and removing scaffolding, including cost of materials, labour, curing complete as per specifications and as per directions of Engineer-in-charge.

13.50.3 - Providing and fixing Unplasticised Polyvinyl Chloride (uPVC) pipes, for cold water supply including all uPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step uPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work - 25 mm nominal dia Pipes

13.50.4 - Providing and fixing Unplasticised Polyvinyl Chloride (uPVC) pipes, for cold water supply including all uPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step uPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work - 32 mm nominal dia Pipes

13.50.6 - Providing and fixing Unplasticised Polyvinyl Chloride (uPVC) pipes, for cold water supply including all uPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step uPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work - 50 mm nominal dia Pipes

13.50.7 - Providing and fixing Unplasticised Polyvinyl Chloride (uPVC) pipes, for cold water supply including all uPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step uPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work - 65 mm nominal dia Pipes

13.50.8 - Providing and fixing Unplasticised Polyvinyl Chloride (uPVC) pipes, for cold water supply including all uPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step uPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work - 80 mm nominal dia Pipes

13.50.9 - Providing and fixing Unplasticised Polyvinyl Chloride (uPVC) pipes, for cold water supply including all uPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step uPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work - 100 mm nominal dia Pipes

15.16 - Treating mild Dampness in Interior walls - Providing and Applying Acrylic Co Polymer single component specially designed waterproof protective coating that prevents damp patches on walls without any dilution at rate of 0.25kg/m2 in 2 coats to achieve total dry film thickness of 170 microns DFT. The material having followed technical properties: crack bridging ability up to 1mm as per EN 1062, Tensile strength ≥ 2N/mm2 as per ASTM D 412, adhesion strength 1.5N/ mm2 as per ASTM D4541. The finished cost including surface preparation completely as per specification.

15.25 - Crackfilling - Providing Waterproof treatment to the cracks using 1 coat of bondcoat of SBR latex and Cement at the ratio 1:1 and then preparing Cement Mortar of 1:3 admixed with SBR latex at a dosage of 15% of Cement. SBR latex confirming to BS 6319 part 2:1983 & ASTM C 190-85. Cure for 5 days. Apply singlecomponent, cold applied, water based acrylic and UV resistant water proofing & protector conforming to ASTM D 412-1992 & ASTM E 1980-01. The surface shall be prepared free of dust, fungus, loose & hard particles etc.. The cracks are sealed with crack x-shrink free sealing paste as per direction of Engineer in charge.

15.28 - Toilets Tile Joints (Repair) - Providing and grouting tile joints, Cutting the tile joints with the help of cutting machine (width 3mm-15mm) and filling with of matching shade, using three component Epoxy based tile joint filler, non-sag waterproof grout, chemical and UV resistance, Pot life ≤ 60 mins, VOC (EPA 24) < 8gm/kg and water absorption after 7 days < 0.5g Joints shall be clean, dry, free from dirt, etc prior to application. Apply tile grout using a rubber trowel/grout floater, press firmly into joints, ensure complete fill and remove excess grout from surface using suitable method. The work shall be carried out as per the directions of the Engineer in charge.

15.9 - old Terrace tile surface repair with Uv Resistant hybrid waterproofing coating - Providing and Applying Polyurethane hybrid liquid applied GRIHA certified Waterproofing coating with flutyne protection technology, single component, cold applied, water based acrylic and UV resistant water proofing treatment to the Existing Roof having Tile or any non-porous surface applied @ 1.5 l/m2 in 2 coats to achieve 1mm DFT, having tensile strength with 45 gsm Glass fibre mesh 4N/mm2 confirming to ASTM D 412; Elongation at break ≥ 300% and Crack bridging ability up to 3mm, SRI Index 106 as per ASTM E 1980-01, Water permeability @5 bar – Nil as per EN12390 - 8:2019, including surface preparation, priming the surface with single component high-performance waterborne tile primer which is suitable for non - porous surface at a rate of 0.083 L/m2 and spreading 45 gsm Glass fibre mesh of 2.5 mm x 2.5 mm sandwiched between the first and second coat completely as per specification. The finished cost to include surface preparation, making coving at Junction, treatment of cracks completely as per specification.

NON SOR ITEM NO 1 - Supply of grouting material MC Inject 2700 L or equivalent product of mursit bushemi or equivalent to specifid metro station and stacking at desiganted places

NON SOR ITEM NO 2 - PU Injection grouting with MC inject 2700L Prouduct of Murasit Bauchemie or equivalent material groutingwith high pressure PU grouting machine maintining of 6kg/sqm removing nozzle/packers after two days of grouting and plugging the holes withpolymer modified mortar complete as instructed by engineer in charge

NON SOR ITEM NO 3 - Providing and laying APP (Atactic Polypropylene polymer ) Waterproofing with multiple layer mesh polypropoylene membranes (APP) for covering with overlap of 100mm at every joints including scarifying the surface and removing Dust and foreign materials removing debrise and cleaning surface. The work shall be carried out as per the instruction of engineer in charge of the work