Military Engineer Services Tender

M&L for applying 20mm - 25 mm screed with one component fibre reinforced POLYMER MODIFIED MORTAR with water producing thixotropic consistency using heavy-duty slow speed drill with spiral mixing paddle or a Pan type mixer where ambient temperature if 30°C or more use of chilled water for conditioning the bagged product in an air-conditioned store prior to use. Mixing temperature shall be between 5 and 40°C. Mixed material shall achieve compressive strength of 15 MPa in 1 day & 45 MPa in 28 days and a flexural strength of 7 MPa @ 7 days. It shall compensate both plastic and hardened shrinkage and have minimum direct adhesive bond strength of greater than 2 MPa. cement and sand can be used for finishing purpose. It shall be alkaline, compatible with host concrete with similar thermal properties and shall achieve a elastic modulus of minimum 25 kN/Sqmm.complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for single component, homogenous pre-mixed powder blend of hydraulic cement and other fillers to achieve a certain PSD/gradation, with additives to compensate shrinkage, free flowing which is to be used to restore sections where the thickness is more than 50 mm. The maximum W/P ratio is 0.14. Once hydration starts, the initial setting of the mix should not be less than 120 mins. Epoxy bonding agent conforming to ASTM C 881 and having a long tackfree time of 120 mins at 30°C should be appiled to the substrate prior to pouring to achieve sufficeint stress transfer. The strength at 24 hours and 7 days should be 10 MPa and 40 MPa respectively. complete all specified and directed by Engineer-in-charge. Make :Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying Polyster Resin based Anchoring material in concrete before fixing nozzle it should typically attains a compressive strength in excess of 20N/mm @ 3 hours and and ultimate compressive strength of 70N/mm in 7 days (50mm x 50mm x50mm)when tested as per BS 6319 Part 2 : 1983. complete all as specified and directed by Engr-in-charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying Amine epoxy coating on the cured surface. The concrete substrate must be sound and of sufficient compressive strength (minimum 20 N/mm2) with a minimum pull off strength of 1.5 N/mm2.approved by CFTRI (USFDA-175.300) and complies to ASTM D 2370, etc, non-toxic cured film meets requirements as per IS 9883:1981 The substrate must be clean, dry and free of all contaminants such as dirt, oil, grease etc.Moisture content of substrate surface should not be more than 5%. Colour as approved by Engineer in charge. complete all specified and directed by Engineer-in-charge.. Make :Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying 3 coats of two component solvent free resin based agent having mixed density of 1.45-1.5kg/ltr, rendering full hardness in 24 hrs,compressive strength in 7 days shall be 40 MPa, tensile strength @7days 15 MPa,flexural strength shall be 25 Mpa, and shall give bond strength 11 MPa as per recommendation of manufacture.complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

Dismantling/taking down old existing unserviceable cement plaster loose/unsound weaken cement concrete of any description and in any position from existing external/internal surfaces of wall, roof, chajja etc

M&L for providing and applying of alkaline based Anti oxidizing compound On dilapidated reinforcement encased in concrete for steel structure conforming to ASTM D 1748-10(2015) after cleaning to loose scale or oxidized chips from bars. Having specific gravity 1.2 -1.22. the material to be applied to the rusted metal using brush, allow it to react for 16 to 24 hrs and afterwards wire brushing the surface. Clean with dry cloth before application of protective coating etc. Complete all as specified and directed by Engr-in-charge.Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for removing of existing loose material and complete surface preparation by scarifying the surface. Filling of voids and undaltions with ingle component thixotropic fibre reinforced polymer modified mortar to achieve compressive strengths of 15 Mpa in 1 day, 25MPa in 3 days and 45 MPA in 28 days, adhesion bond strength of2MPa, giving creep strain reduction of 10%, modulus of elasticity of 25-28 MPa, shall have water-powder ratio of 0.16,finished to obtain surface even and smooth, complete all as specified and directed by Engr-in-charge. Make :Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M & L for applying 3 coats waterproofing agent with holding the quality of negative hydrostatic pressure on new plastered surface also meeting the elasticity modules of V1 CATEGORY as follows 28 days 14000-16000 N/mm2 adhesion to substrate 1 day 0.6N/mm2 28 days 1.3 N/mm2 compressive strength 1 day 12N/mm2 28 days 36N/mm2 flexural strength 1 day 3.6N/mm2 28 days 8.2 N/mm2, modified with special additives and ready to use.. .Mixed with water ,it cures forming a coating , with limited thickness which resists the penetration of water to achieve compressive strength of 36 N/mm2 in 3 days, adhesion bond strength of 8.2 N/mm2. Coating to be applied on plastered/coated surface of oht/sump after proper surface preparation to remove loose dust , dirt etc. Cleaning, mixing using slow speed electric drill and application of 3 coats. complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&&L for removal of water and cleaning of existing water tank from inside surfaces of the tank by scraping down walls & bottom etc using steel wire brushes to remove all disputation/fungus,other micro-organisms etc. Using light hammer & wire brushes, taking out and removing sediment loose dirt/mud sludge,vegetation and other foreign materials completely from the internal and external surface of tank disposal of all the waste/spoil to a distance not exceeding 50 mtr. And washing repeatedly with acid based material, corrosion inhibitors and dispersing agents solution inside surfaces of tank with water and washing with clean water thoroughly complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M & L for providing and applying high solids resin based pigmented concrete compound. It forms a continuous membrane that controls hydration for strong and durable concrete. .It should have specific gravity of 1.02. It can be applied by brush or can be sprayed, If sprayed the nozzle of the spray should be held approximately 450mm from the concrete surface and should be passed back and forth to ensure complete and even coverage. The pump pressure should be maintained at a level to produce a fine spray ensuring complete coverage of the surface, complete all specified and directed by Engineer-in-charge. Make :Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying 10 mm layer by Sprinkling sand particles on the final layer of saturant making mechanical key, over which applying polymer modified non reactive selective mortar which is reinforced with specially designed bean shaped, alkali resistant synthetic fibers for exceptional resistance to cracking for a thickness upto 10mm. Water ratio of which shall be 0.16, 28 days compressive strength shall be 30 MPa,mixed density shall be 2.18 kg/ltr, flexural strength shall be 6 MPa for 7 days and tensile strength for 7 days shall be more than 2MPa.cement and sand can be used for finishing purpose.Its adhesion bond strength shall be greater than 2 MPa with creep strain reduction of 8%. The modulus of elasticity of this product shall be 23-26 KN/mm².complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying 2 coats coat of hygienic coating on inner walls & floors/bottoms/ ceiling of sump/OHT using- 2 part Solvent freee epoxyresin coating for Lining & potable water retaining structures having 100% solid contents, approved by CFTRI (USFDA-175.300) and complies to ASTM D 2370, etc, non-toxic cured film meets requirements as per IS 9883:1981. Coating to be applied after proper surface preparation to remove loose dust, dirt etc. cleaning, mixing using slow speed electric drill and application of 2 coats at 200 microns DFT complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying 3 coats of polymer modified primer for steel having MuCis technology and which is a blend of Portland cements, graded fillers, corrosion inhibiting additive, and re-dispersible polymers in powder form that when mixed with water forms slurry for application by brush to cover exposed reinforcement. The product shall achieve an adhesion bond strength of 1 MPa to steel. It has got a pot life of 30 minutes @ 30°C. The touch-dry time shall be 10-15 minutes @ 30°C. The mixed density shall be 2.01-2.05. The water/powder ratio by weight shall be 0.3. . applying on visible reinforcement surfaces to form a continuous film not less than 1mm thick and preparing the surface to receive concept of epoxy grout mortar act including providing necessary proportions, bracing and runners to relieve the members from the load coming on it including scaffolding with working platform as required and as per design and pattern including preparing the surface to match with the existing surface,complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for applying 3 coats of coating based on cement with carefully graded aggregrates in combination with selected polymers, which should have good uv resistant capability, highly flexible, having crack bridging capabilities upto 1 mm etc.Before applying ,surface should be free from dirt soil, oil release agents latiance and any foreign material which may unpair the bond, penetration.It cures forming a coating, with limited thickness, which resists the penetration of water and shall be applicable in situations of high negative hydrostatic pressures. The coating to be applied on concrete surfaces shall be acrylic polymer based cementitious composite water proof coating system. It shall be non- flammable, non - combustible. It shall give tough and hard waterproofing surface. I shall allow entrapped vapour to escape preventing peeling and blistering. I shall have excellent bond to building materials. I shall be highly durable in continuous wet condition. The solid content shall be 30 ± 1 % and the specific gravity shall be ranging between 1.05 ± 0.05 gm/cc. it should complies to ASTM D4541 ASTM C836, DIN 1048p 5 ASTC D412 having shore hardness D-scale-20 Non volatile,low temperature feasibility test, tensile strength 0.4 MPa, Elongation 20% , this membrane shall have a minimum pot life of 40 mins.System should be application of two coats of coating using brush, roller or by trowel .Coating to be applied after proper surface preparation to remove loose dust, cleaning, mixing using slow speed electric drill and application of 3 coats complete all as specified and directed Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for surface preparation of the concrete surface of water retaining structure to be water proofed, The surface shall be washed with a water jet to remove all traces of impurities by using etching agent solution complete all specified and directed by engineer-in-charge. , complete all as specified and directed by Engineer-in-Charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for providing and fixing welded MS wire mesh weighing not less than 1 kg/sqm on the prepared surface which should be cleaned and removed from dirt, fungus and all foreign material complete all as specified and directed by Engineer-in-Charge.

M&L for providing and fixing of heavy grade nipple 15 mm dia,100 mm long for injection grouting using grouting polymer having low viscosity, high molecular weight, thermosetting to reach very deep pores, voids, cracks and honeycomb in the concrete, specific gravity of which shall be 0.95, pH of 2-4,viscosity of 20-25 sec by B/4 ford cup and having curing time of 30-90 minutes in all area by suitable gun/pump at required pressure (100 bar to 150 Bar, including cutting of nipples after curing etc and sealing the nozzles with three component agent exhibiting greenish yellow finish on curing solvent free thyxotropic having 100% solid content epoxy resin base density up to 1.68 gm/cc having seven day compresive strength of 50MPa, pot life 40 minutes at 25°C,drying time 8 hrs at 25°C and applicable with minimum temperature of 10°C. Recoatable time 24 hrs after finishing in line and level with existing concrete surface etc complete all as specified and directed by Engineer in Charge. Make: Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for providing and applying three component system based on BPA and having a mix proportion of 2PBW:1PBW:15-17PBW. The compresive strength shall be minimum 50 Mpa. Subsequent layers may be applied after 24 hours. The mixture should be non shrink , high mechanical strength, strong in flexural, compressive and bond strength.complete all specified and directed by Engineer-in-charge. Make : Thermax Ltd Tiki tar Danosa (Pvt) Ltd M/s Hindcon Chemicals Ltd

M&L for form work to sides and soffits of lintels, beams, columns, shelves, chajjas including overhangs etc for fair finished flat surface, complete all as specified and directed by Engr-in-charge