REPAIR MAINT OF LEAKAGE SEEPAGE TREATMENT TO KANYA SUMP CAPACITY 4 LAKH LTRS ALAKNANDA SUMP CAPACITY 2 LAKH LTRS NARMADA KAVERI SUMP CAPACITY 1.5 LAKH LTRS VIDYA VIJYA SUMP APACITY 1.5 LAKH LTRS AND SNOB SUMP CAPACITY 1 LAKH LTRS AT NOFRA UNDER AGE B

Amount

M&L for dismantling / taking down old existing unserviceable cement plaster loose/ unsound weaken cement concrete of any description and in any position from existing roof surfaces of RCC with power driven of pneumetic chisel including scrubbing down with water

M&L for treatment of crack in concrete by injection grouting using two component 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 of make Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing filling epoxy putty into crack after opening up cracks in V-groove manner approximate 5 x 5mm size using mechanical cutter,properly cleaning the same to remove loose dust dirt etc and filling the same using three component,solvent free,Thyxotropic,Epoxy resin based putty having 100% solid contents,density of 1.64-1.68 gm/cc,comprehensive strength @7days- 50N/mm², pot life 40 minutes at 25°C,drying time 8 hrs at 25°C. Recoatable time 24 hrs after finishing in line and level with existing concrete surface etc. Make : Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd.

Applying two coats of 1mm thickness waterproofing and protective coating on walls,floors and ceiling etc. The non-toxic waterproofing system should have multiple corrosion inhibiting synergies with. and should comply with ASTM D4541, ASTM C836, DIN 1048p 5, ASTC D412 having Hardness - Shore 'D' scale of 20,wet density of 1.66 g/cc, flexibility at low temperatures, tensile strength > 0.4 MPa, Elongation > 20%, adhesion to substrate greater than 1.5 N/mm², waterproofing to withstand 330 KPa positive pressure and 160 KPa negative pressure, having crack bridging properties upto 1mm of make Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd..

M&L for providing and applying water based Acrylic polymer primer cum sealer coating for concrete surfaces , having high performance copolymer emulsion, formulated to achieve specific performance characteristics that shall dry to a transparent finish and supplied asa single component white liquid to exposed concrete or masonry surface after proper surface preparation, cleaning of dust , dirt etc. the system shall form a film and shall have excellent water retention after film formation system should be application of – water based acrylic polymer primer cum sealer coating coverage @ 8-10 sqm / lit / cost on prepared surface and application of two coats of water based aliphatic Acrylate Anti- carbonation coating of Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd. chemicals at 260-280 microns DFT coverage @ 5 sqm / litre / coat @ 200 microns

M&L for dismantling/taking down old existing unserviceable cement plaster loose/unsound weaken cement concrete of any description and in any position from existing external surfaces of UG sump average depth 15 mm with power driven of pneumetic chisel and removal upto the approval municipal dumping ground outsides MOD land including cutting of all edges,making square shoulders of the cavities,roughening the smooth surfaces, scrapping out/removing corrosion all loose/scale/rust etc from the visible reinforcement by applying one part alkaline based rust remover, with corrosion inhibitors and dispersing agents having specific gravity of 1.2 – 1.22 @ 25°C, pH value shall be between 9.5 to 10 and the coverage shall be 5 – 6 m²/ L, and cleaning the steel reinforcement properly complete all specified and directed by engineer-in-charge. Make of rust remover : Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for providing and fixing welded MS wire mesh weighing not less than 1 kg/sqmt on the prepared surface which should be cleaned and should be removed from dirt, fungus and all foreign material.

M&L for applying single component, cementitious corrosion inhibiting primer of make Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd. chemicals on exposed steel reinforcement and wire mesh having Mixed density of 2.01.2.05

M&L for Covering of entire surface and removing any undulations and bituminous traces with repairing concrete/ mortar work which has been damaged due to inferior work or other reasons. It is also used for providing an impervious layer.Mixture of Redimix Powder with polymer content and water of make Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd. chemicals, mixed with sand and cement .To deposit this mixture on the concrete surface under a pressure of about 20 to 30 N/cm2. Surface to be treated is cleaned and washed. The nozzle is generally kept at a distance of about 750 mm to 850 mm from the surface to be treated and the velocity of nozzle varies from 120 to 160 m/sec, Thickness of the individual spray layers between 25 to 30 mm.

M&L for providing rendering 10 mm Layer of single component polymer modified fibre reinforced high strength cementitious mortar of Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd. chemicals to achieve compressive strength of 15N/mm² in 1Day,25 MPa in 3 days,45 MPa in 28 days, adhesion bond strength of >2 N/mm².

M&L for applying two coats of hygienic coating on inner walls & floors/bottoms 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 as per specification and as directed by GE.Make : Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd.

All the strengthening or retrofitting of concrete structural members(beams/columns)shall be carried out using non shrink corrosion resistant high strength rheoplastic microconcrete. The product shall be single component, cement based needing only addition of water at site to produce a flowing corrosion resistant microconcrete. The product shall achieve a compressive strength of 15-16 MPa in 1 day and 45-50 MPa at 28 days. It shall also achieve a flexural strength of 10 MPa at 28 days. The Modulus of Elasticity in Compression shall be around 28-30 kN/mm2. The unrestrained expansion shall be between 1 - 4%. The flexural strength shall not be less than 10 N/mm2 @ 28 days. The microconcrete shall have a coefficient of thermal expansion similar to that of the host concrete. The mixed density of microconcrete shall exceed 2200 - 2300 kg/m3 at 27˚C. It shall be compatible with parent concrete & have thermal properties similar to concrete. The product shall not bleed / segregate on adding water during mixing and shall have the flexibility of addition of aggregates while using for large pours. Make : Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd.

M&L for MS TMT bars 8mm dia and over as in reinforcement cut to length, bent to shape required including cranking bending spirally for hooping for columns, hooking ends & binding with and including MS annealed wire not less than 0.9mm dia complete all as specified and directed by the Engineer-in-Charge

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

M & L for curing of the surface using low viscosity emulsion which incorporate a special alkali reactive emulsion breaking system. It shoud be non-penetrating continuous filmcomplies with the internationally recognized ASTM C309-90 standards including all tools and tackels complete all as specified and directed by Engineer-in-Charge @ 250gms/Sqm. Product should have daylight Reflectance of 70% as per ASTM E-1347 Make : Thermax Ltd, Carlisle Synetc Middle cast, SNI Infra Tech pvt Ltd, Kryton Build Mat Co Pvt Ltd.

The work for item Sr No 01.00 to 15.00 to shall be executed directly by company or their authorized applicator. Application shall be authorized in writing by company and guarantee/responsibility of work executed shall be owned by company in writing.

Adoption of necessary safety arrangement like safety belts. ropes. helmets, netting etc. which are required for safety of working at height etc. which are required for safety of working at height exceeding 3 to 25 mtr height shall be mandatary and deemed to be inclusive on quoted rates.

Demolition of cement concrete (un-reinforced) in ground floor and paving not exc 15 cm thick (below and above ground level) complete all as specified and as directed.

M&L for providing 75 mm thick cement concrete 1:3:6 ,nominal mix using 40 mm graded stone aggregate as in plinth protection/hard standing finished even and fair,complete all as specified and as directed.

M&L for removing peepul trees or any type of trees/vegetations with root from wall, roof slab, over head tank portions, shafts, rain water pipe portions etc, and applying suitable chemical to the affected area to arrest further growth and making good damaged portions with PCC 1:2:4 all as directed. Note : Safety precautions like rope, safety belts, helmets , ladder etc shall be responsibility of contractor

Material and labour for applying two coats of 100% Acrylic Ultima Apex paint on external surface of water retaining portion walls, coloums, beams, Domes including preparation of new surfaces

M&L for providing precast cement concrete solid building blocks masonry exc 10 cm width,type C-5,1:3:6,using 20 mm graded stone aggregate set in cement mortar 1:6 complete all as specified and as directed.

M&L for PCC 1:1.5:3 using 20 mm graded stone aggregate as in roof cladding and over floors complete all as specified and as directed.

Material and labour for framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165 including taking down existing grill / grating etc.including taking down existing grill / grating etc.

All as per item No 22.00 above but one coat of synthetic enamel paint including preparation of old steel surfaces

M&L for preparation of new painted steel surface and applying two coats of synthetic enamel paint over a coat of red oxide primer all as specified and directed

M&L for cutting of tree n.exc 20 cm girth including cutting of trunk and branches disposal of unserviceable material to a distance n exc. 50m and clearing site complete all as specified & directed.

Demolition of brickwork/stone masonry built in cement mortar including all quions,arches,pillars,gable walls etc.all as specified and as directed.

M & L Brickwork with subclass ‘B’ bricks, old size straight or curved on plan exc 6m mean radius, built in CM 1:6 all as specified and directed.

M&L applying one coat of white wash on old plastered surfaces including preparation of surfaces as in wall all as specified.

M&L rendering 15mm thick in CM (1:6) on wall finished even and smooth without using extra cement as in patches all as specified and directed

Demolition of cement concrete un-reinforced not exc 15 cm thick of any description and at any position and removing the debris outside the MD land.

Dismantling of paver blocks any description any postion incliding removeing from site complete

M&L 75 mm thick PCC 1:3:6 type C-1 (20mm graded stone aggregate) as in sub base flooring, plinth protection and similar works finished even & fair without using extra cement.

M&L for Machine pressed precast coloured glazed concrete interlocking paver block with grey cement & pigment, glossy finish (reflective type) any shape and size (as approved by GE) confirming to IS 15658-2006 of 100mm thickness, M-35 Grade, as in pavements to required level & gradients, set, jointed with clean dry sand and sealing the ends using PCC 1:2:4 etc complete.

M&L for Sand filling under floors or in foundation including watering and consolidation etc complete.

Demolition of reinforced cement concrete in roof, floors, beams, landing chujjas and similar suspended work all as specified and as directed.

M&L for pre-cast reinforcement cement concrete 1:2:4 type B-1,using 20 mm graded stone aggregate as in cover slab for manhole etc, and set in cement mortar 1:6 complete all as specified and as directed.

M/S M.D. CONSTRUCTION .CO

M/s R.D. Company

Rama constructions

M/s Raghav Traders

ROHIT ENTERPRISES

S Balwinder Singh

M/S MUKESH AGARWAL