ADDN ALTN AND IMPROVEMENT TO 7 NOS OF STATIC WATER TANK AT OLD CSD NSD (SEWRI) AND SPL REP TO CHAIN LINK FENCING WITH WICKET GATE CERTAIN LOCATION OF MD AND OTM ACCN AT HQ 31 WEU

Amount

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 any type (mud, dirt, soil etc) from the existing SWT followed with mechanical process as per site requirement and taking down the old plasters to expose the surface of concrete/ wall, including removing of debris out of MD land upto requisite distance as directed by GE/EIC. Forming V grooves in the wall .exc 10mm to 50mm deep and 50 mm to 100 mm wide and the damaged concrete shall be repaired with polymer modified cement-sand mortar with SBR Latex, filling all cracks with polymer modified mortar using SBR Latex. Cleaning and preparation of surface with the help of wire brush or grinder/ washing with water including complete taking down of old existing plaster / treatment.

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 any type (mud, dirt, soil etc) tank followed with mechanical process as per site requirement and taking down the old damaged surface to expose the surface of concrete/ wall, including removing of debris out of MD land upto requisite distance as directed by GE/EIC. Forming V grooves in the floor .exc 10mm to 50 mm deep and 50mm to 100mm wide and the damaged concrete shall be repaired with polymer modified cement-sand mortar with SBR Latex, filling all cracks with polymer modified mortar using SBR Latex. Cleaning and preparation of surface with the help of wire brush or grinder including complete taking down of old existing plaster / treatment. 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 applying open woven glass fibre mesh of 2.5mm x 2.5mm over 1 coat of anti-efflorescent primer and 1 coat of microfiber reinforced elasto metric water proof coating after that applying 2nd Coat of microfiber reinforced elasto metric water proof coating of make Asian paint, Berger, Durabuild, or any approved make Note: Necessary warranty certificate shall be provided by the applicator.

M&L for Readymix Cement concrete work M30 (using 20mm graded stone aggregate) in field as per design mix, thickness of concrete complete all as specified and directed by EIC.

M&L CRS TMT FE 500D bars 10 mm and over cut to length, bent to shape required incl cranking, bending spirally for hoping for columns hooking ends and bindind with ms wire (annealed) not less than 0.9mm dia quality confirming to all as specified

S&F Framed work such as grills, gratings etc., with ends of bars shouldered and/or riveted, or forget into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe 290 Gde E-165 complete all as specified and directed

M&L Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting CM 1:6 in mortar ,Type B1,1:3:6,(20mm graded aggregate) including demoliton of Brickwork, stone masonary, precast cement concret block masonary ,built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articlescomplete all as specified and directed.

M & L for cement concrete 1:2:4 , type B-1 (using 20mm graded stone aggregate) as in coping including necessary form work including demolition of old concrete any description complete all as specified and directed by EIC.

M & L for brick work in CM (1:6) using sub class 'B' bricks strainght or curved as curved as required on plan exc 6mtrs mean radius etc. including demolition of old masonry of any description complete all as specified and directed by EIC.

M&L rendering 15 mm thick on fair faces of brick or concrete surfaces in CM(1:4) finished even and fair.

M & L for rendering 15 mm thick using polymer modified ready mix cement based plaster on the 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 the debris outside MD land upto requisite lead complete all as specified Note: The thickness of plaster specified above is minimum thickness and the quoted rates shall also deemd to be include for the provision of dubbing of the surface and nothing extra shall be payable on this account. The rate also includes the rate of scaffolding and necessary safety measurements

S&F GI welded wire mesh of dia 2.5mm of silver coating complete all as specified and directed

M&L as in repairs for Granite (of any type) Tiles of 18 to 20mm thick in floor/kitchen platform machine cut, bedded and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match the shade of granite stone including 20mm thick CM 1:6 screed bed for laying floor finishes and cutting and polishing and rounding to edges of stone slabs including Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and removing debris outside MD land upto requisite lead complete all as specified and directed by EIC.

S&F in repair PVC coated galvanised chain link fencing of wire mesh size 50 mm x 50 mm x 3 mm weighing not less than 2.18 kg/sqm (weight inclusive of PVC coat) and PVC coated line wire etc including fixing line wire to angle iron posts / rails straining bolts with provision of binding wire etc complete all as specified

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm in any type of soil including removal of excess soil out of MoD land upto requisite distance complete all as specified and as directed.

M & L for PCC 1:4:8 type D2(using 40mm graded stone aggregate) in foundations, filling and mass concrete complete.

S&F Hand rails, half round or other stock section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe 410-0 or Fe 310-0 Completely all as specified and as directed by Engineer in Charge

M&L for preparation new steel surfaces of any description exc 10cm width or girth applying two coats of synthetic enamel paint over a coat of red oxide primer complete.

M&L for 75mm thick cement concrete 1:3:6 type C-2 as in plinth protection and PCC path, finished the surface even and smooth without using extra cement including necessary form work finishing exposed edges fair and cutting of requisite joints @ 1.5m to 2m along the length of plinth protection and filling with requisite material including demolition of old concrete of any description and M&L for Forming Construction joint 30mm deep x 10mm wide filled with sealing compound Grade 'A' incl necessary filling material complete all as specified and directed by EIC

M&L hard core of gauge exc 63mm but not exc 100 mm depoted ,spread and levelled in layers not exc 15 cm thick watered and rammed to a true surface broken stone or boulders

M&L for providing PCC 1:2:4 type B2 (40mm graded aggregate) as sub base 100mm thick including demolition of old concrete of any description and removing the debris outside MD land upto requisite lead & M&L Machine pressed precast concrete interlocking paver block Coloured any shape and size confirming to IS 15658-2006 of 80mm thickness, M-35 Grade over and including 25 mm thick sand cushion complete all as specified

M & L for preparation for 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

Dismantling posts or struts (wood, steel or R.C.C.) any section, including taking out embedded portion post embeded in concrete or brick work etc and making good disturbed ground

Demolition of Brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles

Dismantling wrought iron or mild steel work of any description not otherwise provided for

Dismantling expanded metal, chain link any thickness or mesh, fixed with steel or wood fillets, if any

Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, and getting out in harde/dense soil

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in harde/dense soil

Returning, Filling in including, leveling, watering and well ramming in layers not exc 25 cm.

Removing excavated material not exc. 50 m and depositing where directed at a level not exc. 1.5 m above the starting point

M & L Pre-cast cement concrete block masonry with solid blocks Type C1 1:3:6, exc. 10 cm in width and setting in Cement mortar (1:4) mortar, complete.

M&L rendering 15mm thick on fair faces of stone masonry or concrete surface in CM 1:4 is to be finished even and smooth(without using extra lime or cement)

M&L for cement concrete 1:2:4 type B-1, using 20mm grade stone aggregate as in coping including necessary formwork complete all as specified and directed.

S&F framed work as in doors or gates of angle or other section with gusset plates,rails braces etc complete drilled for fixing of steel sheeting or other covering doors etc complete all as specified.

S&F Joist, channel, angle, or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated)

M&L two coat of synthetic enamel paint over red oxide over preparation of new steel surface complete all as specified.

Preparation of new plastered surfaces of walls and apply two coats of Cement base paint over a coat of white wash

S&F steel screws bolts (Machine made) made hexagonal or square heads at one end and screwed the other or screwed both ends each screwed end to be fitted with one hexagonal or square nut , exc 5 cm but n exc 10 cm long dia of shank 5 to 10 mm complete all as specified and directed.

Note :A SUM OF RS 105540.00 TOWARDS SCHEDULE OF CREDIT SHALL BE DEDUCTED TO ARRIVE THE CONTRACT SUM

mp construction co (BID ID -3484998)

A G ENTERPRISES (BID ID -3482356)

HINDUSTAN BUILDERS (BID ID -3482596)

M/s Shree Construction Co (BID ID -3484168)