Revision 18.3.2010 B.O.Q. SPECIFICATION FOR WATERPROOFING SYSTEMS FOR VARIOUS AREAS - VERSION 9 WATERPROOFING SYSTEMS FOR ECONOMICAL CONSTRUCTION WITH 10 YEARS PERFORMANCE WARRANTY AND WITH EXPECTED SERVICE LIFE OF AROUND 15 YEARS
Sr. No.
(A)(i)
Description
Waterproofing treatment to Basement Raft Slab and Retaining Wall, to be executed by Nina Concrete Systems Pvt. Ltd. Integral crystalline treatment for raft slab and retaining wall (in (in case case of raft raft slab slab and and reta retain inin ing g wall wall up to 400 400 mm thickness) Supplyi Supplying ng and and mixing mixing “ Hydroblok 100” integral full section crystalli crystallizati zation on based based waterpro waterproofin ofing g treatmen treatmentt of M/s. M/s. Nina Nina Concrete Systems Pvt. Ltd. consisting of “Hydroblok “ Hydroblok 100” to be added into the concrete of the raft slab and retaining wall at a dosage dosage rate of 0.8% by weight weight of the cement cement content contents s of the concrete (subject to maximum of 3 Kg per Cu.Mt.). “ Hydroblok 100” waterproofing system shall be added to the concrete in the form of thin slurry by mixing mixing the “ Hydroblok 100” (18 Kg) with approx. approx. 22.7 22.7 litres of water. water. Slurry formed shall be added to the concrete directly into the RMC transit mixer at site prior to pump pumpin ing g of the concr concret ete. e. Afte Afterr addi adding ng the “ Hydroblok 100”slurry 100”slurry into the concrete, the transit mixer shall be rotated at a full speed for around 5 minutes to ensure the uniform mixing of the “Hydroblok “Hydroblok 100” into the concrete. concrete. Thereaf Thereafter, ter, the concrete shall shall be placed by the main contractor contractor with necessary necessary compaction, compaction, curing etc. complete as per normal good practices. Nina shall supervise the entire procedure during the concreting proc rocess to ensure that the the reco recom mmended dosag sage of “Hydroblok 100” is added into the batches of the concrete. “Hydroblo Hydroblok k 100” 100” conf confor orms ms to ASTM ASTM C-39 C-39 stan standa dard rd for for compressive strength of concrete for admixtures, conforms to DIN V 18998 for third party “U-sign” assurance, conforms to USACE CRD C-48 standard for permeability of concrete and can withstand upto 156 M head water pressure or, 1.54 M MPa water head, head, has chemical chemical resistance to withstand withstand pH range of between 3 to 11 in constant contact as per ASTM C-267-77, C-267-77, and also provides radiation resistance as per ASTM N-69-1967: N-69-1967: 4 no effect from gamma radiation = > 5.76 x 10 Rads and as per ISO ISO 7031 7031:: no effe effect ct fro from gamm gamma a radi radiat atio ion n 50 M Rads Rads.. “Hydroblok 100” is also completely completely non non toxic as per BS 6920:
Budgetary Rate (Rs.)
Unit
Section 2.5 and is compatible with potable water. Further, “Hydroblok 100” does not adversely affect the compressive strength of concrete or workability of the concrete in any manner and therefore, does not require any major change to the existing concrete mix design.
Sr. No.
Description
900.00
Cu.Mt.
Budgetary Rate (Rs.)
Unit
325.00
Sq.Mt.
375.00
Rmt.
OR (A) (ii)
In depth Surface Applied crystalline waterproofing system (for raft slab and retaining wall more than 400 mm thickness) Providing and applying Hydroblok 200 in depth crystalline waterproofing treatment of either M/s. Nina Concrete Systems Pvt. Ltd., applied as a dry shake application on the P.C.C. surfaces, after tying of the reinforcement steel and just prior to placement of the raft slab concrete for each specific pour, and at a total consumption of approx. 0.7 Kg Per Sq.Mt. Hydroblok 200 in depth crystalline waterproofing treatment shall also be applied as a slurry application on the vertical surface of the construction joints in the raft slab just prior to placement of adjacent concrete panel @ 0.7 Kg per Sq.Mt. Additionally, Hydroblok 200 shall be applied to the external sides of the raft slab / toe portion and thereafter on the external surface of the retaining wall (if the access is not available to treat the external surface, then the internal surface shall be treated) as a slurry application in 2 coats at a total consumption of 1.00 Kg per sq.Mt. upto 1.00 Meter above ground level etc. complete. Hydroblok 200 conforms to requirement of ASTM C39 pertaining to compressive strength of concrete and having tested for permeability as per USACE CRD C-48 – 73 and is completely non toxic and compatible with potable water.
(B)
Treatment to construction joints in the Raft Slab and Retaining Wall of Basement and any other water retaining structures
(i)
Providing and fixing “Hydroswell HDP 2010, 20 mm x 10 mm sized, hydrophilic Swellable Water bar fixed at construction joints in raft slab and retaining etc. complete
Sr. No.
(ii)
(ii)
Description
Budgetary Rate (Rs.)
Unit
Sealing the construction joints, tie rod holes, honeycombs locations etc., using Hydroblok 300, polymer modified non shrink waterproof cementitious mortar and carrying out injection grouting to the RCC surface at honeycombs, voids, cracks, etc., in the raft / retaining wall and pressure release pipes etc., wherever required as per our judgement, to full saturation, using Hydrogrout non shrink, ready to use, cementitious crystalline grouting compound, using gravitational pressure/ Grout pump etc. complete..
240.00
Per Kg.
600.00
Per Pipe No.
Providing and fixing 25 mm dia G.I. “B” class pressure release pipes embedded with PCC layer and extended above the raft slab upto 150 mm above F.F.L. and grouting the same subsequently with Hydrogrout slurry grout to full saturation etc. complete. Grouting the pressure release pipes shall be taken up after sufficient dead load on ont eh raft slab is attained and thereafter the pipe shall cut flush with the top surface of raft and sealed with Hydroblok 300. (Grouting with Hydrogrout shall be paid separately).
Sr. No.
Description
II]
Waterproofing treatment to Toilet, AHU Room and other wet areas with sunken portion, to be executed by Nina Concrete Systems Pvt. Ltd.
(a)
Cleaning the surfaces to our requirements, and grouting construction joints, cracks etc., with NINA’s “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces in cement mortar (1:3), including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement, with coarse aggregates embedded and thereafter, providing and applying NINA’s “NI-O-POL PLUS” single component, polymer modified flexible cementitious coating based on Vinyl Acetate-Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over a primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt. etc. complete. “NI-O-POL PLUS” shall be applied on the floor, sides of sunken area and on dado upto 1.00 M (or as directed) above F.F.L. (For Shower areas “ NI-O-POL PLUS” shall be ideally applied upto door height).
(b)
(c)(i)
Providing and laying waterproof and protective screed / plaster of average 20 mm thick to the floor and wall in cement mortar (1:3) over the “ NI-O-POL PLUS” coating including and mixing Proofsol LWP integral waterproofing compound @ 100 ml. per bag of cement, making wattas at the junctions of floor and wall, keeping the surface broomed to receive further finishing, curing and pond testing for water tightness for 7 days etc. complete Filling sunken portion by providing and laying brickbat coba consisting of broken brick pieces, laid over a bed of cement mortar (1:4), including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement, filling the joints in cement mortar (1:4) including Proofsol LWP @ 100 ml per bag of cement and finishing on top with a screed of 10 to 12 mm thick in cement mortar (1:4) including Proofsol LWP @ 100 ml per bag of cement, keeping the surface broomed, curing and testing for water tightness for 7 days etc. complete.
Budgetary Rate (Rs.)
Unit
300.00
Sq.Mt.
300.00
Sq.Mt.
3800.00
Cu.Mt.
Sr. No.
Description
Budgetary Rate (Rs.)
Unit
5800.00
Cu.Mt.
900.00
Per Pipe No.
OR (c)(ii)
Alternatively, lightweight coba filling Providing and filling the sunken portion of the toilet etc., with light weight coba consisting of broken aerated concrete blocks laid over a bed of cement mortar (1:4), including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement, and with joints filled in cement mortar (1:4), including Proofsol LWP @ 100 ml per bag of cement, finishing on top with broom finished screed of 10 mm thick in cement mortar (1:4), including Proofsol LWP @100 ml per bag of cement, curing for 7 days etc. complete.. (Average density of 1000 Kg/Cu.Mt.).
(d)
Grouting and sealing around the periphery joints of pipes passing through the floor and walls in various locations by filling micro concrete in the gap between the cut outs in the slab and the pipe surface applying HYDROSWELL HDPS swellable sealant water stop around the pipe in the centre of the cutout and applying “Cromproof Wetite” SBR based, waterborne, liquid applied seamless treatment in 2 coats, including embedding Cromproof Polyfab reinforcing mesh between the 2 coats around the periphery joints of the pipes at the top etc. complete.
Sr. No.
Description
III]
Waterproofing treatment to Toilet, AHU Room and other wet areas without sunken portion, to be executed by Nina Concrete Systems Pvt. Ltd.
(a)
Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of floor walls, in cement mortar (1:3) with coarse aggregates embedded and including NI-O-POL acrylic polymer @ 1.00 litre per bag of cement, and thereafter, providing and applying 2 coats of our “ NI-OPOL SUPER” single component, polymer modified highly flexible and elastic cementitious coating based on Vinyl Acetate-Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over one primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the wall upto 300 mm height above F.F.L. and ponding with water for 3 days to test water tightness etc. complete.
(b)
(c)
Providing and applying “Cromproof Polyfab BB” bond breaker strip of M/s. Crommelin Chemicals, Australia, of 100 mm width, having the center part as elastomeric component to be fixed along the junctions of floor and wall and at joints of any other dissimilar material embedded between the 2 coats Cromproof Wetite SBR based single component, elastomeric waterproofing membrane etc. complete. Cromproof Wetite has a tensile strength of 0.48 Npa as per ASTM B412-87 and has adhesion strength with concrete of 1.2 Npa as per ASTM B 4541-93. Providing and laying waterproof and protective screed / plaster of average 20 mm thick on the floor and on the wall upto 1.00 M height above FFL ( for shower areas upto full HT ) in cement mortar (1:3) including and mixing Proofsol LWP liquid Integral waterproofing admixture @ 100 ml. per bag of cement, making wattas at the junctions of floor and wall, keeping the surface broom finished to receive further finishing, curing for 7 days etc. complete.
Budgetary Rate (Rs.)
Unit
300.00
Sq.Mt.
400.00
Rmt.
300.00
Sq.Mt.
Sr. No.
(d)
Description
Grouting and sealing around the periphery joints of pipes passing through the floor and walls in various locations by filling micro concrete in the gap between the cut outs in the slab and the pipe surface applying HYDROSWELL HDPS swellable sealant water stop around the pipe in the centre of the cutout and applying “Cromproof Wetite” SBR based, waterborne, liquid applied seamless treatment in 2 coats, including embedding Cromproof Polyfab reinforcing mesh between the 2 coats around the periphery joints of the pipes at the top etc. complete.
Budgetary Rate (Rs.)
900.00
Unit
Per Pipe No.
Sr. No.
Description
IV]
Waterproofing treatment to Terrace, Podium slab, and Planters Landscape / Garden to be executed by Nina Concrete Systems Pvt. Ltd.
(a)
Flexible and elastic cementitious membrane: Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces in cement mortar (1:3) with coarse aggregates embedded and including NI-O-POL acrylic polymer @ 1.00 litre per bag of cement, and thereafter, providing and applying 2 coats of our “NI-O-POL SUPER” single component, polymer modified highly flexible and elastic cementitious coating based on Vinyl Acetate-Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over one primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the wall upto 300 mm height above F.F.L. and ponding with water for 3 days to test water tightness etc. complete.
(b)
Budgetary Rate (Rs.)
Unit
300.00
Sq.Mt.
5950.00
Cu.Mt.
slope making and protective screed for Horizontal surface: Providing and laying protective and slope making concrete screed of average 100 mm using M20 grade concrete containing Fibermesh Stealth e3 multi dimensional 100% virgin polypropylene fibers @ 0.9 Kg per Cu.Mt. with minimum thickness of 50 mm at the rain water outlet and a slope of 1:120, making wattas at the junctions of horizontal and vertical surfaces to a float finish, well compacted, curing for 7 days etc. complete.
Sr. No.
(c)
Description
450.00
Sq.Mt.
275.00
Sq.Mt.
Root Barrier Membrane: Providing and laying anti root barrier membrane of M/s. E.I. Dupont (India) Pvt. Ltd., to all as per manufactures recommendation etc. complete. Root Barrier Pro consists of green colored Elvalloy polymer layer of approx. 25 GSM, fused onto Typar non woven polypropylene geotextile layer of 300 GSM, so that the total weight of the membrane is approx. 325 GSM with nominal thickness of 0.8 mm. The membrane shall be loosely laid over the surfaces with an overlap of 50 mm between the adjoining rolls.
(e)
Unit
Protection for Vertical Surfaces: Providing and applying Flexcrete polymer based bond coat, followed by providing and applying waterproof and protective plaster consisting of double coat plaster of average 25 mm thick on the wall in cement mortar (1:3) including mixing Proofsol LWP / Plastocrete Plus @ 100 ml per bag of cement making wattas at the junctions of floor and wall, keeping the surface rough to receive further finishing, curing for 7 days etc. complete.
(d)
Budgetary Rate (Rs.)
Soil Filter Cum Surface Drainage System for Horizontal area: Supply and installation of “ Mel Drain 5035” / J Drain 400 RB Rolled Matrix Soil Filter cum surface drainage System of M/s. W.R. Meadows Inc., USA. / M/s. JDR Enterprises Inc., USA, as per manufacturers specifications. “Mel Drain 5035”, or, “J Drain 400 RB” consist of dimple raised, moulded polypropylene sheet bonded to a high strength polypropylene geotextile fabric. This geotetile fabric composite allows passage of moisture through fabric while preventing fine soil from entering to drainage channel. “ Mel Drain 5035”, or, “J Drain 400 RB” has a compressive strength of 650.00 600 Kg/Sq.Mt. and thickness of 11 mm.
Sq.Mt.
Sr. No.
(f)
Description
Grouting and sealing around the periphery joints of pipes passing through the floor and walls in various locations by filling micro concrete in the gap between the cut outs in the slab and the pipe surface applying HYDROSWELL HDPS swellable sealant water stop around the pipe in the centre of the cutout and applying “Cromproof Wetite” SBR based, waterborne, liquid applied seamless treatment in 2 coats, including embedding Cromproof Polyfab reinforcing mesh between the 2 coats around the periphery joints of the pipes at the top etc. complete.
Budgetary Rate (Rs.)
900.00
Unit
Per Pipe No.
Sr. No.
Description
V]
Waterproofing treatment to Podium slab to receive Vehicular Movement and Hardscape, to be executed by Nina Concrete Systems Pvt. Ltd.,
(a)
Flexible Cementitious Membrane: Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with NINA’s “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces and thereafter, providing and applying NINA’s “NI-O-POL PLUS” single component, polymer modified flexible cementitious coating based on Vinyl Acetate – Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over a primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the wall upto 300 mm height above F.F.L, ponding with water for 3 days to test water tightness etc. complete.
(b)
Unit
300.00
Sq.Mt.
5950.00
Cu.Mt.
450.00
Sq.Mt.
Slope making and protection for Horizontal surface Providing and laying protective and slope making screed concrete, of M20 grade, including Fibermesh Stealth e3 100% virgin polypropylene fibers at the dosage rate of 0.9 Kg. per Cu.M. and PROOFSOL LWP @ 100 ml per bag of cement, well compacted to a float finish with a false square marking of 300 mm X 300 mm or kept rough to receive further finish, as directed to us at site, with a total thickness of screed concrete of average 150 mm with a minimum thickness of 50 mm laid to a slope of 1:120, making wattas at the junction of the horizontal and vertical surfaces of concrete screed, cured for 7 days etc. complete.
(c)
Budgetary Rate (Rs.)
Protection for Vertical Surface: Providing and applying Flexcrete polymer based bond coat, followed by providing and laying waterproof and protective plaster consisting of double coat plaster of average 25 mm thick on the wall in cement mortar (1:3), including mixing Proofsol LWP / Plastocrete Plus integral waterproofing admixture @ 100 ml per bag of cement, making wattas at the junctions of floor and wall, keeping the surface rough to receive further finishing, curing for 7 days etc. complete.
Sr. No.
Description
VI]
Waterproofing treatment to Terrace, Balcony, Chajjas etc. using conventional brickbat cob a to be executed by Nina Concrete Systems Pvt. Ltd.
(a)
Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with NINA’s “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces and thereafter, providing and applying NINA’s “NI-O-POL PLUS” single component, polymer modified flexible and elastic cementitious coating based on Vinyl Acetate – Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over one coat of primer at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the wall upto 300 mm height above F.F.L., ponding with waer for 3 days etc. complete.
(b)
(c)
(d)
Providing and laying brickbat coba of a total average 110 mm thick laid to a slope of 1:80 with minimum thickness of 75 mm at the rain water outlet with IPS finish on the top laid in c.m. (1:4), including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement, including making wattas at the junctions of floor and walls including curing and testing for water tightness by ponding with water for 7 days etc. complete Providing and laying extra thickness of brickbat coba above average 110 mm for maintaining slope, in cement mortar (1:4) including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement etc. complete. Providing and laying china mosaic finish over the terrace waterproofing using multi coloured broken tile pieces laid in a random design over the bedding in cement mortar (1:4), cleaning, curing etc. complete (OPTIONAL).
Budgetary Rate (Rs.)
Unit
300.00
Sq.Mt.
600.00
Sq.Mt.
3800.00
Cu.Mt.
450.00
Sq.Mt.
Sr. No.
Description
VII]
Waterproofing treatment to Terrace and Refuge areas using Light Weight Foam Concrete Insulation and with High Albido Reflective coating system for Energy Efficiency
(a)
Flexible Cementitious Membrane: Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with NINA’s “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces and thereafter, providing and applying NINA’s “NI-O-POL PLUS” single component, polymer modified flexible cementitious coating based on Vinyl Acetate – Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over a primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the walls upto 300 mm height, ponding with water for 3 days etc. complete.
(b)
300.00
Sq.Mt.
5750.00
Cu.Mt.
250.00
Sq.Mt.
550.00
Sq.Mt.
Levelling Screed: Providing and laying leveling screed of average 25 mm thick on the foam concrete surfaces, in cement mortar (1::3), including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement, finished smooth, curing etc. complete.
(d)
Unit
Light Weight Concrete: Providing and laying light weight foam concrete screed with density of 600 Kg / Cu.Mt., to required slope with minimum thickness of 75 mm and an average thickness of 150 mm, slope of 1:120, for efficient drainage, including wattas, gola etc., including all labour, material, plant and machinery, as per drawing, specification etc., complete.
(c)
Budgetary Rate (Rs.)
Thermal Insulation High Albido Coating (OPTIONAL ) : Providing and applying “Hydroshield LW” thermal insulating “High Albido” liquid applied, elastomeric membrane, of total 0.8 mm DFT and 400% elongation capacity, with thermal conductivity value of 0.77 W/M.K, applied in 2 coats over one coat of primer, etc. complete.
Sr. No.
Description
VIII]
Hydrotherm Thermal Insulation Cum Waterproofing treatment to Roof Terrace to meet “Green Building Requirement” using Extruded thermal Polystyrene thermal insulation to achieve R value of R-15
(a)
Flexible Cementitious Membrane: Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with NINA’s “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces and thereafter, providing and applying NINA’s “NI-O-POL PLUS” single component, polymer modified flexible cementitious coating based on Vinyl Acetate – Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over a primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the walls upto 300 mm height above F.F.L and ponding with water for 3 days etc. complete.
(b)
Unit
300.00
Sq.Mt.
5950.00
Cu.Mt.
400.00
Sq.Mt.
Slope making and protection for Horizontal surface Providing and laying protective and slope making screed concrete, of M20 grade, including Fibermesh Stealth e3 100% virgin polypropylene fibers at the dosage rate of 0.9 Kg. per Cu.M. and PROOFSOL LWP @ 100 ml per bag of cement, well compacted to a float finish with a false square marking of 300 mm X 300 mm or kept rough to receive further finish, as directed to us at site, with a total thickness of screed concrete of average 150 mm with a minimum thickness of 50 mm laid to a slope of 1:120, making wattas at the junction of the horizontal and vertical surfaces of concrete screed, cured for 7 days etc. complete.
(c)
Budgetary Rate (Rs.)
Protection for Vertical Surfaces: Providing and applying Flexcrete polymer based bond coat, followed by providing and laying waterproof and protective plaster consisting of double coat plaster of average 25 mm thick on the wall in cement mortar (1:3) including mixing Proofsol LWP / Plastocrete Plus @ 100 ml per bag of cement making wattas at the junctions of floor and wall, keeping the surface rough to receive further finishing, curing for 7 days etc. complete.
Sr. No.
(d)
Description
375.00
Sq.Mt.
800.00
Sq.Mt.
Thermal Insulation Layer : Providing and laying Foamular Metric FM 250, extruded polystyrene thermal insulation layer of 70 mm thick (with R15 value), having density of 31 to 35 Kg per Cu.Mt.. loosely laid with ship lap joints. Foamular Metric FM 250, extruded polystyrene thermal insulation has thermal conductivity of less than 0.026 as per ASTM 2.2518 at 10 oC at the end of 90 days period, the compressive strength of over 250 Kpa as per A 1621, tensile strength of over 300 Kpa as per ASTM D 1623 and has flameability of 5 (class A) as per ASTM E-84 with water absorption of less than 0.1% as per ASTM C 272. etc. complete. Foamular Metric FM 250, extruded polystyrene thermal insulation is supplied in sheet of 1200 mm x 600 mm size with shiplap joints.
.
Unit
APP Polymer modified Bituminous membrane Cleaning the surfaces to our requirements, ponding the slab with water for 48 hours to identify, the existing leakage spots and grouting them with NINA’s “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces and thereafter, Providing and applying ”SINTOGUM 18, 4 mm thick APP polymer modified bituminous waterproof membrane of either M/s. Imper Italia, or, equivalent, having weight of minimum 4.5 Kg per Sq.Mt. with non Woven polyester reinforcement @ 180 GSM and smooth or sand finish, laid on the screed concrete surface, by torching method with minimum overlap of 75 mm and also applied on the vertical surface upto 300 mm height above F.F.L tucking the membrane into a groove with bitumatic sealant applied to seal the groove all as per manufacturers recommendation, including application of solvent / water based bituminous primer on the surfaces prior to application of the membrane. Sintogum 18 membrane has a tensile strength of 800 N/5cm in longitudinal and 600 N/5cm in transverse (±20%), elongation properties of 45% ( ± 15%), tested for water tightness over 60 Kpa as per EN 1928 – B, with cold flexibility of < -5oC. On completion of laying the membrane the surface shall be ponded with water for 3 days to test water tightness etc. complete.
(e)
Budgetary Rate (Rs.)
Sr. No.
(f)
(d)
‘
Description
Providing and laying Typar SF 40, non woven thermally bonded, continuous filament polypropylene geotextile separation layer of M/s. E.I. Dupont (India) Pvt. Ltd., over the insulation layer.
Providing and laying final protection course of plain cement tiles of 50 mm thick loosely laid over a bed of cement mortar (1:4) etc. complete (Basic rate of tiles = Rs. 350.00 per Sq.Mt.)
Budgetary Rate (Rs.)
Unit
90.00
Sq.Mt.
600.00
Sq.Mt.
Sr. No.
Description
IX]
Waterproofing treatment to Sloping Roof Slab to be executed by Nina Concrete Systems Pvt. Ltd.
(a)
Cleaning the surfaces to our requirements, identifying construction joints, cracks etc., in the slab and grouting them with “Hydrogrout” crystalline grout material to full saturation, making wattas at junctions of horizontal and vertical surfaces in cement mortar (1:3) with coarse aggregates embedded and including NI-O-POL acrylic polymer @ 1.00 litre per bag of cement, and thereafter, providing and applying 2 coats of our “ NI-O-POL SUPER” single component, polymer modified highly flexible and elastic cementitious coating based on Vinyl AcetateEthylene redispersible polymer technology, applied in 2 coats by way of brush, over one primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the slab etc. complete.
(b)
Unit
300.00
Sq.Mt.
450.00
Sq.Mt.
Protection screed: Cleaning the surfaces, providing and applying “Flexcrete” bonding agent, followed by providing and laying protective screed layers of average 40 mm thick in cement mortar (1:4) including Proofsol LWP integral waterproofing admixture @ 100 ml per bag of cement and Fibermesh Stealth e3 100% virgin polypropylene fibers @ 125 gm per bag of cement, well compacted to a float finish, curing for 7 days etc. complete..
.
Budgetary Rate (Rs.)
Sr. No.
Description
X]
Waterproofing treatment to Internal surface of Water Tank, Swimming Pool STP Tank and other water bodies, etc. to be executed by Nina Concrete Systems Pvt. Ltd.
(a)
Cleaning the surface to our requirements, grouting the same with “Hydrogrout “ crystalline based non shrink cementitious grout to full saturation, making small fillets (wattas)around the periphery junctions and thereafter, providing and applying 2 coats of our “NI-O-POL SUPER” single component, polymer modified highly flexible and elastic cementitious coating based on Vinyl Acetate – Ethylene redispersible polymer technology, applied in 2 coats by way of brush, over one primer coat at a total consumption of approx. 0.75 to 1.00 Kg per Sq.Mt., applied on the floor and on the walls etc. complete.
(b)
(c)
Providing and applying Flexcrete bonding agent, followed by providing and laying waterproof and protective screed / plaster consisting of plaster of average 25 mm thick on the wall in 2 coats in cement mortar (1:3) and average 50 mm thick screed on the floor in c.c. (1:1.5:3 ) including mixing Proofslol LWP @ 100 ml per bag of cement making wattas at the junctions of floor and wall, keeping the surface rough to receive further finishing, curing for 7 days etc. complete.
Unit
300.00
Sq.Mt.
450.00
Sq.Mt.
350.00
Sq.Mt.
900.00
Per Pipe No.
Extra over for protective treatment for internal surface of STP Tank Cleaning the surface to our requirement and thereafter providing and applying one coat of epoxy primer, followed by 2 coats of solvent free water based non toxic epoxy coating system consisting of Araldite and Hardener of M/s. Huntsman or, Sikagard 67 or, equivalent as per manufacturer’s recommendation on the floor and walls and on the soffit etc. complete.
(d)
Budgetary Rate (Rs.)
Grouting and sealing around the periphery joints of pipes passing through the floor and walls in various locations by filling micro concrete in the gap between the cut outs in the slab and the pipe surface applying HYDROSWELL HDPS swellable sealant water stop around the pipe in the centre of the cutout and applying “Cromproof Wetite” SBR based, waterborne, liquid applied seamless treatment in 2 coats, including embedding Cromproof Polyfab reinforcing mesh between the 2 coats around the periphery joints of the pipes at the top etc. complete..
Sr. No.
Description
XI]
Waterproofing treatment to external wall plastered surface
(a)
Supplying “Proofsol LWP” Integral waterproofing admixture for addition in the cement mortar for both coats of external plaster @ 100 ml per bag of cement, plaster shall be done by the main civil contractor as part of their scope with proper treatment to construction joint, between the RCC and masonry surfaces.
(b)
(c)
Supplying Fibermesh Stealth e3, 100% virgin Polypropylene fibers to be added in the cement mortar @ 125 gm per bag of cement for both coats of the external plaster. Plastering shall be done by the main civil contractor as part of their scope. Providing and applying NINA’s “Hydrogard” polymer based, liquid applied, highly elastomeric, single component, waterproofing coating on the plastered surfaces of external wall, in 2 coats, over one coat of primer with elongation capacity of over 600%, applied at a total consumption of 0.5 litre per Sq.Mt. Hydrogard is white in colour and is UV stable with crack bridging properties of upto 0.5 mm.
Budgetary Rate (Rs.)
Unit
65.00
Per Litre
50.00
Per Pkt. Of 125 gm.
400.00
Sq.Mt.
