Smart periodical services and connected items of internal and external services of Md Accn and OTM in the area of AGE B/R-III under GE (West) Delhi Cantt.

Taking down carefully cement or cement lime plaster,grit plaster any description on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc.complete all as specified and directed.

M&L 15 mm thick(average) ready mix cement plaster on external surfaces on brick or concrete surfaces complete all as specified and directed.

M&L for 10 mm thick (average) ready mix cement plaster on internal surfaces on brick or concrete surfaces complete all as specified and directed.

M&L for 5 mm thick (average) ready mix cement plaster on internal surfaces on brick or concrete surfaces complete all as specified and directed.

M&L for repairing of spalled concrete on RCC structure like columns ,beams,ceiling ,Chazzas etc in the following stages as given in serial Nos 7 to 12 below all as directed by Engineer-in-charge:-

Prepration of existing surfaces like chipping of unsound weak / loose concrete with electric hammer or manually including tapering all edges, making square shoulders of cavities etc. n.exc 50 mm thickness removal of debries, complete all specified and directed by the Engineer-in-charge.

Applying rust remover cum passivator Sika rustoff 100 or equivelent @ 0.20kg/Sqm/per coat or as per manufacturer's specifications to remove rust from existing reinforcement (Make : Sika or equivalent)

Applying a epoxy based zinc rich rebar corrosion protection system of product : Fiazin (R) R @ 0.15Kg/Sqm/coat or as per manufacturer's specifications (Make ; Sika or equivalent)

Mixing & applying two component Epoxy resin concrete Bonding coat of Sikadur(R)-32 LP A & B @ 0.40 Kg/Sqm(Mixing proportion as per manufacturer's instructions) on prepared RCC surfaces as per manufacture specification including prepartaion of surface by chipping and throughly cleaning of surface complete whereever required over new reinforcement (if required) and as directed by the Engineer-in-charge.(Make : Sika) (Reinforcement will be measured and paid separatley).

Apply a pre-batched one component polymer modified cementious patch repair mortar n.exc 50mm in layer of 15mm thick each of Product: Sika Mono Top®-122 F as per manufacturer insturctions and as directed by the Engr-in-Charge.

Apply aluminised synthetic resin Concrete curing compounds for the prevention of premature water loss from concrete of product: Antisol®-E(WP) @ 0.10 to 0.20 kg/m2 as manufacturers instructions and as directed by the Engr-in-Charge.

M&L for rendering Washed stone grit plaster on exterior walls in two layers, matching with existing surface ,under layer 12mm cement plaster 1:4 (1 cement: 4 coarse sand ) furrowing the under layer with scratching tool, applying cement slurry on the under layer @ 3 Kg of cement per square metre, top layer 15mm cement plaster 1:1/2:2 (1 cement: 1/2 coarse sand : 2 marble stone chipping 10mm nominal size) in panels with groove all around as per approved pattern including scrubbing and washing, the top layer with brushes and water to expose the stone chippings complete all as specified (Payment for providing grooves shall be made separately)

Forming groove of uniform size 15mm wide and 15mm deep in the top layer of washed stone grit plaster as per approved pattern using wooden battens, nailed to the under layer including removal of wooden battens, repair to the edges of panels and finishing the groove complete as per specifications and direction of the Engineer-in-charge

Complete removal of existing treatment & levelling of walls/ceiling surface using Mechanical/Electrical operated sanding/scraping machine with inbuilt vaccum suction system to suck the existing treatment as retrived by scraping/sanding etc for obtaining smooth paintable surface complete all as specified and as directed by Engr-in-Charge.

Providing and applying 1-2mm thick wall care putty on walls over plastered surface to prepare the surface even and smooth complete all as specified and directed.

Material & Labour for applying two coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over preparation of new/old surfaces complete all as specified and directed. Note: All cuttings/holes in wall will be filled by PCC/plaster to match the surface to existing surface in this rate.

Material & Labour for preparation of old surfaces and applying one coat of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over preparation of surfaces incl applied with fully automatic airless spray machine of paint application with a flow speed of min one lit per minute having a pressure of 3300 PSI (appx) complete all as specified and directed. Note: 1. All cuttings/holes in wall/ceiling will be filled by PCC/plaster/putty to match the surface to existing surface in this rate. 2. Minimum 04 Nos of teams having 06 Nos of painters/workers shall be ready as per site requirement.

M&L Preparation of newly plastered surfaces and applying two coats of oil emulsion distemper on walls over and including a coat of chalk whiting primer complete all as specified and directed.

M&L for preparation of old distempered surfaces of walls including washing, rubbing down and stopping of nail holes and applying one coat of oil bound distemper (oil emulsion) on walls complete all as specified and directed. Note: 1. All cuttings/holes in wall/ceiling will be filled by PCC/plaster/putty to match the surface to existing surface in this rate. 2. Minimum 04 Nos of teams having 06 Nos of painters/workers shall be ready as per site requirement.

M/L Preparation of new plastered surfaces and applying three coats of white wash on ceilings complete all as specified and directed.

M&L for preparation of old surfaces of ceilings including cornices, etc and applying one coat of white wash complete all as specified and directed.

M&L for preparation of old wooden surfaces of any description, not otherwise described, exceeding 10cm in width or girth and applying one coat of synthetic enamel paint on wooden surfaces, complete all as specified and directed.

M&L for preparation of old steel and iron surfaces, kerb stone of any description exceeding 10 cm in width or girth and applying one coat of synthetic enamel paint on steel surfaces complete all as specified and directed.

M&L for preparation of old steel surfaces of any description, not exc 10 cm width or girth, not otherwise described and applying one coat of synthetic enamel paint complete all as specified and directed.

M&L Preparation of old painted surfaces and applying one coat of cement base paint on walls complete all as specified and directed.

M&L Preparation of old concrete/Asbestos /Cement/kerb stone/Plaster surfaces over 10cm width or girth, not otherwise described and applying one coat of synthetic enamel paint complete all as specified and directed.

M&L for preparation of old Interlocking/ floor/hardstanding surface of any descriptions and any position & applying one coats of terra cotta exterior grade paint on floor/tiles etc complete all as specified and directed.

M&L Cement concrete 1:1.5:3 type A0 using 12.5 mm graded stone aggregate as in repairs work in small patches and narrow width, incl demolition and necessary formwork and scaffolding in wall, column, slab, beam, chajaa and similar works for any height of building wth necessary safety measures all as specified.

M&L for clean out loose debris, widen the crack slightly with a chisel or scraper, apply a flexible filler ( crack seal) like Dr. Fixit Crack X or Asian Paints SmartCare to the crevice using a putty knife, then sand smooth after it cures complete all as specified and directed.

M & L for removing the plants from the surface of building and injection chemical GLYPHOSPHATE (4% Concentration) of 20 ml or till refusal by making cut / injection in the stem of plant of roots at 30 mm and sparaying with solution 25 ml GLYPHOSPHATE (4% concentration diluted with 1 ltr of water) and removing the Plant / vegetation of following girth including penetrated roots complete including necessory scaffolding etc for plants / vegetation of size 0-30 cm girth and making good the disturbed surface with cement mortar 1:3 and applying the same surface finish of the existing surface and finished to match with the surrounding surfaces complete all as specified and directed for buildings upto and including G+8 storeys.

M & L for removing the plants/grass/vegetation/mud/dust/tree leaves from the roof surface of building (Accecable and non accecable both) including brooming, cleaning of dust particles, spoil etc and sparaying with solution 25 ml GLYPHOSPHATE (4% concentration diluted with 1 ltr of water) complete including necessory scaffolding etc complete all as specified and directed for buildings upto and including G+8 storeys.

M&L for preparation of old/new surfaces of any surfaces of any description wood, steel, iron, concrete, brick, stone etc.,exc 10 cm width or girth and applying two coats of black bituminous paint over and including a coat of primer.complete all as specified and directed.

M&L for preparation of new/old surfaces of any surfaces of any description over 10 cm width or girth and applying two coats of floor guard paint over and including a coat of primer.complete all as specified and directed.

M&L for applying two coats of damp proof paint of approved make over plastered surface incl prepation of walls surface (each coat will be applied at coverage of appx 3.7 to 4.2 sqm/ltr witout dilution all as per manufactures instruction) complete all as specified and directed.

S&F in repairs 4mm thick sheet glass ordinary quality and glazing complete in square nexc 0.50sqm each.complete all as specified and directed.

S&F 3-4mm thick sheet glass ordinary quality and glazing complete in square nexc 0.50sqm each as in repairs.complete all as specified and directed.

S&F Stainless steel wire cloth, 0.36mm nominal dia of wire and average width of aparture 1.40 mm and fixed with stainless steel wire staples as in repairs.complete all as specified and directed.

S&F 600x300mm acrilic board fixing with SS screws (3 inch) to the existing wall, making good to the surface (Any height) incl bldg No & name as directed by Engineer In Charge (Eg: BLDG NO P-0015) complete all as specified and directed.

M&L for preparation/ cleaning of joints/ pointing to brick work in walls incld watering etc and applying two coat of 100% Premium acrylic emulsion paint incld highlighting pointing joints with white color paint all as speciefied and directed.

Providing and applying a non shrink, polymer modified cementitious micro-concrete Rendroc RG 45 or equivalent from SIKA/BASF, etc having compressive strength in more than 40 MPa (BS 4551-80) at 28 Days, Tensile strength- 2 Mpa @ 28 Days, Flexural Strength(BS 4551-80)-5 Mpa at 28 Days. product shall have A1 Class Fire Rating confirming to EN1504 cl 5.5, Thermal conductivity of 1.5W/m degree C. Renderoc RG can be applied in sections upto 100mm deep. Pouring the same into the formwork using suitable arrangement or if required using pumping device for uniform flow of micro concrete. Rate is inclusive of preparatory works from item i) to item vi) below, rates also includes cost of materials labour, tools and plants, cost of shuttering & scaffolding, safety arrangement quality control and testing etc. complete as per specification and as directed by Engineer.-in-charge

(i)Chipping of plaster and unsound/weak concrete material till reinforcement bars are exposed, which enabls their rust removal vides item ii) below, from slabs, beams, and columns etc. with standard power driven percussion type or pneumatic chisel of standard make as directed by Engineer-incharge including tapering all edges, making square shoulders of cavities etc complete and disposal of debris up for all lifts and leads .

(ii)Rust removal by Providing and applying Fosroc Reebaklens RR or equivalnet from SIKA/ BASF, a combination of acid based material, corrosion inhibitors and dispersing agents rust remover, for removal of all rust/ scales/corrosion from reinforcement bars before microconcreting or patch repair,It Shall be applied with brush for complete wetting of rusted metal surface at coverage of 2- 2.5 Sqm/ltr. & allow it to react for 16-24 hours. After 24 hours, a white layer will appear which will protect further corrosion of metal /steel for about 5-7 days. Before applying any protective coating, the surface should be wire brushed and thoroughly cleaned for dust with dry cloth.

iii) Anticorrosive treatment by Providing and applying Nitozinc Primer an epoxy based zinc rich anti corrosive primer having adhesive bond strength ≥ 1.5 MPa as per ASTM D4541, & shall comply to per ASTM B-117 to be applied on well cleaned, fully exposed and all loose scale , rust free rust free surface obtained by grit blasting or suitable means , to be done with coverage @4.5sqm/litres to achieve a minimum thickness of 40microns DFT or as per direction of Engineer-In charge.

(iv)Epoxy bonding for Old concrete & New concrete by providing and applying bond coat on the prepared surface with two component epoxy based bonding coat Nitobond EP of Fosroc make or equivalent using brush (or) spray as directed having specific gravity 1.15 to 1.2 gm/cc, Compressive strength(BS 6319 Pt.2) more than 40 MPa at 7 days, Flexural strength strength(BS 6319 Pt.3)- 35 Mpa at 7 days, Tensile strength (BS 6319 Pt.7)- 20 Mpa at 7 days, Shear Strength (BS 6319 Pt.4)- 10 Mpa at 7 days, having an over lay time of 6 hrs and 30 ̊C. Bonding agent shall have coverage not less than 2.5sqm/litres

(v)Laying of reinstatement micro concrete shall be completed within the overlay time of bonding coat. Item rate is inclusive of materials all labour, tools and tackles. complete as per specification and as directed by Engr.-in-charge.

(vi)Work will complete only after proper wet curing has been done and testing of Microconcrete cubes filled up and cured by contractor during column jacketing work (100 mm size cube crushing strength at the end of 28-day to be not less than 45 N/sq.mm) and NDT tests mandated under item "Testing of works"

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