SPECIAL REPAIRS OF 03 STATIC TANK AT TS MAHUL UNDER GE (NW) MANKHURD

M&L for rendering 15mm thick in two coats (10+5mm) polymer modified ready mix cement based plaster on the external wall surfaces including finishing the surface of top layer even and smooth complete all as specified and directed make: easyplast from wall plast/readiplast from ultratech including taking down cement plaster of any description from brick or stone walls including raking out joints, hacking for key , scrubbing down with water etc and removing debris outside MD land upto requisite lead & material and labour for preparation of new plastered surfaces on walls, preparation for Acrylic emulsion and applying applying two coats of 100% premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resisitance as per IS 15489:2004, alkali & fungal rsistance, dirt resistance exterior paint of required shades(Company Depot Tinted) with silicon additives @ 1.43 litre/10sqm over & including priming coat of extreior primer applied @ 0.90 litre/10 sqm over new surfaces complete all as specified and directed by EIC. Note: The thickness of plaster specified above is minimum thickness and the quoted rates shall also deemd to be include for the provosion of dubbing of the surface and nothing extra shall be payable on this account.and applying all as specified including necessary scaffolding and safety arrangement

M&L for rendering 10mm thick polymer modified ready mix cement based plaster at internal wall surfaces including finishing the surface of top layer even and smooth complete all as specified and directed make: easyplast from wall plast/readiplast from ultratech including taking down cement plaster of any description from brick or stone walls including raking out joints, hacking for key , scrubbing down with water etc and removing debris outside MD land upto requisite lead. Note: The thickness of plaster specified above is minimum thickness and the quoted rates shall also deemd to be include for the provosion of dubbing of the surface and nothing extra shall be payable on this account.and applying all as specified including necessary scaffolding and safety arrangement

M&L for repairs to walls of Underground Sump/ water tank of any depth of max 4mtrs including scaffolding and safety arrangements completely all as specified and as directed by Engineer in Charge in following steps as mentioned below 1. Surface preparation: Empty the water from water tank followed by surface preparation. 2. Grouting Pipe inserts: Wrapping all pipes inserts with a two way adhesion tape of make Dr. Fixit Bathseal tape and grouting the gaps space with non- shrink grout Dr. Fixit Pidigrout 10M or PMM prepared by polymer modified mortar with Dr. Fixit Pidicrete URP in the ratio of 1:3 by adding polymer 10% by weight of the cement. 3. Injection Treatment: Providing and fixing PVC grouting nozzles of 130mm length & 10mm outer dia, with a stopper at the outer end, shall be fixed on the concrete surface @ 1m C/C or at the particular location of water leakage, by drilling a hole of same dia and inserting up to a depth of 80mm. Cement paste mixed with Dr. Fixit Instant leak Plug shall be used to fix and seal the sides of the nozzle.The Grout shall be prepared with mix of cement & Dr. Fixit Pidicrete AM expansive grouting additive in W/C ratio not morethan 0.45. The grouting shall be done under pressure of 3 kg / cm2 using grouting pump.

4.Angel Fillet: All the old/broken joints needs to be removed and provided with 50 mm X 50 mm angle fillets on the vertical up- stands, parapet wall junction corners, service units and properly dressed by preparing polymer modified mortar with Dr. Fixit Pidicrete URP in the ratio of 1:3 by adding polymer 10% by weight of the cement. 5.Waterproof Coating: Providing & Applying 2 coats of CFTRI approved, waterproof coating with high performance two component pre-packed cementitious waterproofing, Dr. Fixit Fastflex, with a mix ratio of (liquid: Powder), parts by wt. - 1:1.4 @ 0.42 – 0.50 Sq.mt / Kg to achieve 1mm DFT over the floor surface & wall surface upto full height, as per the manufacturer’s specification. All the coats to be applied in right angle to each other with an interval of 4-6 Hrs, including proper surface preparation as per manufacturers' specification, cleaning work, removal of loose concrete and filling cracks with polymer modified mortar using SBR Latex, Dr. Fixit Pidicrete URP. All the honeycombed areas & construction joints shall be identified and injected with cement slurry admixed with expansive additive, Dr. Fixit Pidicrete AM @ 225gms / bag of cement. Provide and lay 45 GSM glass fibre mesh over the angle fillet when the first coat in still wet. Sprinkle the quartz sand / fine sand over the final coat when it is still wet on the vertical wall surface for creating a firm key for plastering to ensure complete waterproofing. Allow the coating to air cure for 5 days before conducting water ponding test for 24 Hrs. The coating shall have Elongation at break > 120% as per ASTM D 412, Tensile strength > 1 N /mm2 as per ASTM D 412, Adhesion strength : 0.80 N/mm2 as per ASTM D 4541, crack bridging upto 2mm as per ASTM C 836, Water penetration (5 bar pressure) : 1% as per BS EN 12390.

6. Protection Plaster / Screed: Providing & laying 15-20 mm THK protective plaster / Screed of C:M in the ratio of 1:4 admixed with integral waterproof compound conforming to IS 2645:2003, Dr. Fixit Pidiproof LW+ @ 200ml per bag of cement, over the waterproofing membrane for vertical & horizontal protection. 7.Hygiene coat: Anti-microbial Coating.:Providing & applying 2 coats of Dr. Fixit Dampguard Classic – two component, water-based epoxy resin having anti-algae, antifungal, Non-toxic, hygiene cum damp-proof coating Certified by CFTRI as per 21 CFR 175 – 300 of US – FDA, having mixing Ratio (Base: Hardener: Water) – 1:1:1 to be applied @ 4 sqm / Kg, as per manufacturer's specification. The coating shall have Specific Gravity: 1.2, Water vapor permeance: 244.48 g/m2/24 hrs, as per IS 7809/Pt 2/1977, Adhesion strength: 2 N/mm2 as per ASTM D 4541: 02, all as per manufacturers' specification, etc, complete. Note :- Complete treatment has to be done by Manufacturers applicator itself, Manufacturers applicator should be submitted before commencement of work and Guarantees Certificate for 5 years should be submitted of Manufacturer.

M&L for repairs to Floors of Underground Sump/ water tank of any depth of max 4mtrs including scaffolding and safety arrangements completely all as specified and as directed by Engineer in Charge in following steps as mentioned below 1. Surface preparation: Empty the water from water tank followed by surface preparation 2. Grouting Pipe inserts: Wrapping all pipes inserts with a two way adhesion tape of make Dr. Fixit Bathseal tape and grouting the gaps space with non- shrink grout Dr. Fixit Pidigrout 10M or PMM prepared by polymer modified mortar with Dr. Fixit Pidicrete URP in the ratio of 1:3 by adding polymer 10% by weight of the cement. 3. Injection Treatment: Providing and fixing PVC grouting nozzles of 130mm length & 10mm outer dia, with a stopper at the outer end, shall be fixed on the concrete surface @ 1m C/C or at the particular location of water leakage, by drilling a hole of same dia and inserting up to a depth of 80mm. Cement paste mixed with Dr. Fixit Instant leak Plug shall be used to fix and seal the sides of the nozzle.The Grout shall be prepared with mix of cement & Dr. Fixit Pidicrete AM expansive grouting additive in W/C ratio not morethan 0.45. The grouting shall be done under pressure of 3 kg / cm2 using grouting pump.

4.Angel Fillet: All the old/broken joints needs to be removed and provided with 50 mm X 50 mm angle fillets on the vertical up- stands, parapet wall junction corners, service units and properly dressed by preparing polymer modified mortar with Dr. Fixit Pidicrete URP in the ratio of 1:3 by adding polymer 10% by weight of the cement. 5.Waterproof Coating: Providing & Applying 2 coats of CFTRI approved, waterproof coating with high performance two component pre-packed cementitious waterproofing, Dr. Fixit Fastflex, with a mix ratio of (liquid: Powder), parts by wt. - 1:1.4 @ 0.42 – 0.50 Sq.mt / Kg to achieve 1mm DFT over the floor surface & wall surface upto full height, as per the manufacturer’s specification. All the coats to be applied in right angle to each other with an interval of 4-6 Hrs, including proper surface preparation as per manufacturers' specification, cleaning work, removal of loose concrete and filling cracks with polymer modified mortar using SBR Latex, Dr. Fixit Pidicrete URP. All the honeycombed areas & construction joints shall be identified and injected with cement slurry admixed with expansive additive, Dr. Fixit Pidicrete AM @ 225gms / bag of cement. Provide and lay 45 GSM glass fibre mesh over the angle fillet when the first coat in still wet. Sprinkle the quartz sand / fine sand over the final coat when it is still wet on the vertical wall surface for creating a firm key for plastering to ensure complete waterproofing. Allow the coating to air cure for 5 days before conducting water ponding test for 24 Hrs. The coating shall have Elongation at break > 120% as per ASTM D 412, Tensile strength > 1 N /mm2 as per ASTM D 412, Adhesion strength : 0.80 N/mm2 as per ASTM D 4541, crack bridging upto 2mm as per ASTM C 836, Water penetration (5 bar pressure) : 1% as per BS EN 12390.

6. Horizontal Protection & Slope: Providing & laying 75mm THK protective screed of Cement Concrete of 1:1.5:3 mix admixed with integral compound conforming to IS 2645:2003, Pidiproof LW+ @ 220ml per bag of cement, to provide slope to the horizontal surface towards drain outlet and also to protect the waterproofing, keeping the surface broomed, curing and testing for water tightness for 7 days etc. complete 7. Protection Plaster / Screed: Providing & laying 20-25mm THK protective plaster / Screed of C:M in the ratio of 1:4 admixed with integral waterproof compound conforming to IS 2645:2003, Dr. Fixit Pidiproof LW+ @ 200ml per bag of cement, over the waterproofing membrane for vertical & horizontal protection. 8.Hygiene coat: Anti-microbial Coating.:Providing & applying 2 coats of Dr. Fixit Dampguard Classic – two component, water-based epoxy resin having anti-algae, antifungal, Non-toxic, hygiene cum damp-proof coating Certified by CFTRI as per 21 CFR 175 – 300 of US – FDA, having mixing Ratio (Base: Hardener: Water) – 1:1:1 to be applied @ 4 sqm / Kg, as per manufacturer's specification. The coating shall have Specific Gravity: 1.2, Water vapor permeance: 244.48 g/m2/24 hrs, as per IS 7809/Pt 2/1977, Adhesion strength: 2 N/mm2 as per ASTM D 4541: 02, all as per manufacturers' specification, etc, complete. Note :- Complete treatment has to be done by Manufacturers applicator itself, Manufacturers applicator should be submitted before commencement of work and Guarantees Certificate for 5 years should be submitted of Manufacturer.

M&L for providing plain cement concrete 1:4:8 type D2 (using 40mm graded aggregate) as sub base 75mm thick in floors of static water tank having max depth as 4mtrs including Demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) and removing the debris outside MD land upto requisite lead complete all as specified and directed.

M&L for Readymix Cement concrete M30 as per design mix in floors of static water tank having max depth as 4mtrs complete all as specified and directed by EIC.