8891 CERTAIN REPAIRS TO CIVIL WORKS AND OTHER CONNECTED WORKS TO BLDGS UNDER GE NORTH MUMBAI

Amount

Material and labour for surface preparation of structural part by gentle chipping by manually to make the surface rough and thoroughly cleaned with air as per standard practice and directions of Engineer-in-charge (including removal of external plaster, wherever exists) costs inclusive of transportation, labour, conveying debris away from the site (max 50m) tools and tackles, lead and lift etc, complete all as specified and as directed by Engineer-in-Charge.

Supply and fix CRS (Corrosion resistant steel), 10mm dia and over cut to length bent to shape required including cranking, bending spirally for hooping for columns hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and directed by Engineer-in-Charge. Note: Cutting of rusted reinforcement & welding shall be inclusive in this item of work

Supply and fix CRS (Corrosion resistant steel), 8 to 10mm dia in stirrups, spacers and binder cut to length bent to shape required including cranking, bending spirally for hooping for columns hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and directed by Engineer-in-Charge. Note: Cutting of rusted reinforcement & welding shall be inclusive in this item of work

Demolition of reinforced cement concrete of any description in any position including necessary scaffolding arrangement (reinforcement cut as required to facitate demolition) and removing concrete debris and depositing outside MD land all as specified and as directed by Engineer-in-Charge. Note : Reinforcement obtained from this item shall be handed over to contractor on account of sch of credit

Supply & Fixing MS/TS dowel pins/staple/shear pins including drilling holes in concrete and providing labour and but excludes the materials for grouting the pins.etc complete all as specified and as directed by Engineer-in-Charge.

Repairing of excessively damaged concrete portion by using superfluid dual shrinkage compacted and providing, casting with microconcrete of grade M-40 at all levels with all leads and lift as directed including mixing, laying, levelling, finishing including curing and formwork of steel or marine ply complete all as specified and directed by Engineer-in-Charge. Note: Grade of Micro-concrete to be M 40 at 28 days and shall be sourced from manufacturer's such as Fosroc / SIKA / BASF / Krishna Conchem or equivalent approved .

All as per item No.06 described here-in-before but of M-30 complete all as specified and as directed by Engineer-in-Charge

Material and labour for formwork of to pour the microconcrete/concrete using steel shutters or 12mm marine ply to have the form finish including de-shuttering etc complete all as specified and as directed by Engineer-in-Charge.

Material and labour for providing and applying rust cleaner (Re-backler solution) to exposed corroded reinforcement @ 0.20 Litre/Sq or approved make over prepared reinforcement, including removing concrete all around reinforcement including from behind the reinforcing bars by manual methods such as hammering the rebar, using wire brushes, chiselling, etc. and applying rust removing solution of approved make with cotton waste swab to reinforcements etc. complete as directed by Engineer-In-Charge.

Material and labour for providing and applying two coats of anticorrosive epoxy phenolic rebar protective system IPNet RB or equivalent of approved make and quality comprises of resin and hardener mixed in equal proportion by volume with minimum 9-10 hours between the coats, sprinkling dry sand when 2nd coat is tacky so as to provide rough finish and ensuring air curing of minimum 10 hours after the top coat before any subsequent treatment etc. including scaffolding etc complete all as specified and as directed by Engineer-in-Charge. NOTE: (a) New Reinforcement shall be measured and paid separately under respective item (b) Cost of welding deemed to be inclusive in this item of work.

Material and labour for providing and applying a priming cum bonding coat of two component Epoxide Resin conforms to ASTM-C-882-91 of approved make and quality to clean and sound concrete area by brush or any other established method by mixing Base and curing agent in 2:1 proportion by weight for joining old and new concrete as per technical specifications of manufacturer. Work shall be carried out as per the manufacturers specifications & certificate on this account shall be taken from consultant and as approved by Engineer-in-charge

Material and labour Drilling and fixing teflon nozzles in RCC members, including drilling holes (drilling 12 mm dia, 40mm deep holes in structural members at the intervals of 600mm c/c in staggered manner or s directed by Engineer-in Charge in RCC structure elements and cleaning the holes (to clean the holes by air blower prior to fixing nozzles) and fixing of nozzles (to insert 12mm dia teflon nozzles in cleaned holes external end of nozzles (to insert 12mm dia teflon nozzles in cleaned holes external end of nozzles to be machined to receive outlet of grouting gun and fixing it inside the holes by applying thixotropic epoxy putty to ensure complete sealing and curing the system for minimum 12 hrs) and cutting of nozzles (to cut the nozzle by chisel after completion of grouting without damaging structural elements etc complete all as specified and as directed by Engineer-in-Charge.

Injecting low viscosity (3-5 cps) high molecular weight monomer by pressure and using mechanized injector gun with accessories, till nozzles refuses to accept the grout, Including, Mixing of materials( Mixing material components (part a & b) in required quantities as per manufacturer’s instruction by weigh batching) and Grouting ( Filling the grouting gun with monomer. Maintain desired pressure in the gun by air compressor; maintain the pressure at exit (4 to 5 Kg/ Cm2) by monitoring pressure gauge at exit. Grouting the material through prefixed nozzles in the structural elements till its refusal. Sealing the nozzle with epoxy putty after the refusal. Monitoring leakages through other nozzles while grouting and seal them as per the requirement. Repeat the process for all the nozzles. the operation to be within pot life of the material.)and Cleaning of gun and accessories ( the gun and accessories like valves, pipes and other fixtures to be cleaned with thinner after the operation to avoid jamming of the gun.) etc complete all as specified and as directed by Engineer-in-Charge.

Material and labour for providing and laying 20 mm thick POLYMER MODIFIED MORTER over identified R.C.C. members in One layer in proportion of 1:5:15 by weight of polymer of approved make, cement and filler material of approved make, blended to a required consistency and applying and finishing by floating, curing after initial setting time, including providing and inserting 10 mm mild steel shear key bars (minimum 3 nos per sqm), wherever required, bonding slurry, etc complete all as specified and as directed by Engineer-in-Charge.

Material and labour for Strengthening structural elements with non metallic composite fiber wrapping system comprise of uni-directional carbon fiber sheet (430 GSM) and compatible saturant Profiling, applying compatible primer on prepared substrate, Filling the holes and uneven surface with thixotropic epoxy putty etc. , complete mechanized wetting of fiber sheet, cutting the fabric to required size, mixing of saturant and filling in tub area of the saturation machine, placing the fiber on metallic rods and pass through the rollers of machine and saturant tub ensuring complete wetting (65% fiber volume fraction) of fibers, removing the fiber on rod and placing the new fiber sheet, wrapping the fiber sheet to structural element at desired orientation using tamping roller to avoid any air voids etc., repeating the same procedure for multiple layer with the interval of 8 hrs ,applying second coat of saturant after minimum 12 hrs after first coat, rectify air voids if any and finally rendering with10mm thick in CM 1:6 including finishing even & smooth without using extra cement complete all as specified and as directed by Engineer-in-Charge. Mode of measurement- Per sq.mt of surface area of carbon fiber sheet without lapping. Make- FOSROC/FIXIT/Krishna Conchem/ Sika

Providing and fixing carbon fiber anchor including drilling hole in the base concrete, fixing the anchor using epoxy 50X55 system, spreading the anchor fibers in star pattern including application of saturant complete all as specified and as directed by Engineer-in-Charge. Note for Item Nos.1 to 16:- (i) The work under Item Nos. 1 to 16 shall be carried out by authorised applicator only. (ii) Defect liability for these items shall be 5 years from certified date of completion. (iii) Amount of 5% of these items shall be retained during RAR and FB. This amount shall be released after successful completion of Defects liability period as mentioned above. (iv) Non destructive testing shall be got carried out through IIT / NIT / College of Engineering Pune to decide fulfilment of fitness criteria of structure. (v) The test shall be carried out at each discrete location or locations decided by GE or testing authority. (vi)The cost of testing shall be deemed to be included in the rate quoted by the contractor. Completion shall be issued by GE after only getting structural stability certificate of each respective building from testing authority.

Demolition of brick work/stone/PCC block masonry built in cement mortar or cement lime mortar including all quoins, arches, pillars, PCC coping etc, but excluding ashlar facings, dressed stonework and precast concrete articles and removing of debris outside MD land complete all as specified and as directed by Engineer-in-Charge.

Material and labour for brick work with sub class "B" bricks straight or curved on plan exceeding 6 mtr mean radius with old size bricks and built in cement mortar (1:6) complete all as specified and as directed by Engineer-in-Charge

Material and labour for brick work built in cement mortar 1:4 using sub class 'B' bricks, straight or curved on plan to any radius as in half brick thick wall all as specified and as directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for etc complete all as specified and as directed by Engineer-in-Charge.

Dismantling single layer Mangalore pattern or similar tiles in roofing including ridge tiles etc complete all as specified and as directed by Engineer-in-Charge.

Dismantling Asbestos cement (corrugated, semi corrugated, etc.) sheets in roof coverings including ridges all as specified and as directed

M & L for Rolled mild steel sections as in joist, channel, angle, or tee sections, without connecting plates, etc to form frame complete all as specified and conforming to Fe - 410 W (Grade E-250) 'B' quality complete all as specified and as directed by Engineer-in-Charge.

Supply and fix Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick as per approved profile of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws or L type or J type or cranked hook bolts or as per manufacture instruction complete all as specified and as directed by Engineer-in-Charge. Make: JINDAL / INDALCO / HINDALCO / ASSOCIATED Profiles and Aluminium Ltd / ESSAR colour coated sheets

Supply and fix Pre- painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick as per approved profile of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws or L type or J type or cranked hook bolts or as per manufacture instruction complete all as specified and as directed by Engineer-in-Charge. Make: JINDAL / INDALCO / HINDALCO / ASSOCIATED Profiles and Aluminium Ltd / ESSAR colour coated sheets

Material and labour for mild steel framed work such as grills, gratings, framed and hung as gates, including pintle hinges, stops, hand made sliding bolts, etc., with ends of bars shouldered and or riveted, or forged into spikes, framed guard bars, barred iron doors, ladders, and similar works confirming to FE 290 Gde E-165 all as specified and as per directed.

Material and labour for preparation of new steel surfaces over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer with necessary scaffolding / shuttering etc complete all as specified and as directed. Make : Asian paints/ Nerolac paints/Berger paints/ Shalimer paints/ Dulux

Material and labour for preparation of old painted steel surfaces of any description, not otherwise described, over 10cm width or girth and applying one coat of synthetic enamel paint complete all as specified and as directed by Engineer-in-Charge. Make : Asian paints/ Nerolac paints/Berger paints/ Shalimer paints/ Dulux

Taking down cement plaster of any description on brick or stone walls etc including raking out joints, hacking for key, scrubbing down with water etc and removing debris outside MD land complete all as specified and as directed by Engineer-in-Charge

Material and labour for rendering 10mm thick on internal wall surfaces using factory manufactured pre mix/ready mix plaster of 'Roofit Mix' of M/s Premier Floor to Roof Materials Pvt Ltd/'Easy plast' of M/s Walplast Products Pvt Ltd/'Readiplast' of M/s Ultratech Cement Ltd' / Soundplast PMC-1 of M/s Sound buildcare Pvt Ltd/or other approved equivalent make, having minimum composition of C:S : 1:6 using fully treated dry, well graded natural sand confirming to IS 383 suitable for plastering, having low rebound properties, low water demand for curing properties mechanical mixing with water in a metallic tray only to make good consistency as per the specification of the Manufacturer and applied over masonry and concrete surfaces and finishing with sagol finish not less than 1mm thick, including cleaning the surfaces, curing etc complete all as specified & directed by Engineer-in-Charge.

All as per item no.30 but of 5mm rendering of minimum composition of C:S 1:4 on ceiling and finishing surfaces complete all as specified and as directed by Engineer-in-Charge

Material and labour for rendering 15 mm thick cement plaster in CM 1:4, two coats using factory manufactured pre mix/ready mix of 'Roofit Mix' of M/s Premier Floor to Roof Materials pvt.ltd/ 'Easy plast' of M/s Walplast Products pvt.ltd/ 'Readiplast' of M/s Ultratech Cement Ltd/'Soundplast PMC-1' of M/s Sound buildcare pvt.Ltd/ or other approved equivalent make, having minimum composition of C:S :1:4 using fully treated dry, well graded natural sand conforming to IS 383 suitable for external plastering, having low rebound properties, low water demand for curing properties, mechanical mixing with water in a metallic tray only to make good consistency as per the specification of the Manufacturer and applied over exterior masonry and concrete surfaces with base coat of 10 mm thick and finishing coat of 5 mm thick final rendering with water proofing compound @ 3% by weight of cement or as per manufacturer's instructions, including using richer mix for making corners if necessary, at all floors and level, including making grooves of existing size wherever required, including cleaning the surfaces, curing including provide of 150mm chicken wire mesh fixed with nails at the junction of RCC columns/walls/ beams/ lintels and brick masonry at external faces before plastering including scaffolding at any height and all safety materials required for execute work etc complete all as specified and as directed by Engineer-in-Charge.

Supply only integral water proofing compound ISI marked complete all as specified and as directed by Engineer-in-Charge. Make : Pidilite Industries Ltd, Taloja /Super Aquacem (India) Ltd /FOSROC/Siko/Dr Fixit

Material and labour for opening out cracks in wall surfaces in 'V' shape by mechanical grinder and removing the loose material. filling with crack filler of Dr. Fixit crack-X, shrink-free or equivalent all as per manufacturer's instructions and finishing the surfaces to match with existing finish complete all as specified and as directed by Engineer-in-Charge.

Material and labour for preparation of new plastered surfaces and applying two coats of oil bound distemper over a coat of alkali resistant primer over 1.5mm wall care putty on wall complete all as specified and directed by Engineer in Charge. Make: Asian Paints (Tractor) / Nerolac Paints /Jenson & NIcholson / Shalimar Paints

Material and labour for preparation of newly plastered ceiling surfaces and applying three coats of white wash complete all as specified and as directed by Engineer-in-Charge.

Material and labour for preparing new plastered surfaces and applying two coats of Acrylic weather proof coat 100 % exterior grade paint over one coat of acrylic primer on wall surfaces complete all as specified and as directed by Engineer-in-Charge and as per manufacturers instructions. Make: Asian Paints / Nerolac Paints /Berger paints / Shalimar Paints

Material and labour for preparation of old plastered or unplastered decorated ceiling surfaces and applying one coats of white wash complete all as specified and as directed by Engineer-in-Charge.

Material and labour for complete removal of existing treatment and applying two coats of distemper oil emulsion over a coat of alkhali resistant primer over thin layer of exterior wall care putty including preparation complete all as specified and as directed by Engineer-in-Charge. Make: Asian Paints (Tractor) / Nerolac Paints /Jenson & NIcholson / Shalimar Paints

Material and labour for completely removing existing treatment and applying two coats of Acrylic weather proof coat 100 % exterior grade paint over one coat of acrylic primer over thin layer of exterior grade wall putty on wall surfaces complete all as specified and as directed by Engineer-in-Charge and as per manufacturers instructions. Make: Asian Paints / Nerolac Paints /Berger paints / Shalimar Paints

mp construction co

RAJU ENTERPRISES

joshua construction