Conservation of Heritage Structures

← All sections of BMC USOR 2023 (Buildings)

Code	Description	Unit	Rate
R3-CS-CH-1	Gently cleaning the surface of stone masonry and piers with specialized water misting techniques employing air water jet using a fine nozzle sprinkling system calibrated to spray fine mist along the stone surface without over wetting followed up by gentle brushing with soft nylon brushes and removing dirt, dust, bird dropping, grease, oil, algae, fungus, monkey beats, vegetable growth etc.as specified. Gentle surface cleaning may include using water misting and mild pH balanced surfactants as specified for indicated areas to remove the surfce dirt, grit accretions by means of water misting and cleaning etc. complete as directed by the Engineer in Charge.(The rate is inclusive of all materials & labours involved except scaffolding).	sqm	₹ 134
R3-CS-CH-2	Providing and erecting two legged metal tubular scaffolding (cup lock type) of width 1200 to 1500mm largely free standing using H frames of tubular pipes of minimum 40mm diameter, with base plates fixed or adjustable with necessary clamps, coulders, brackets for projections, joint pins, pulleys and other accessories including steel angle or tubular pipe bracings at adequate intervals, access platforms of metal or timber planks of span not exceeding 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps and staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for execution of work including provision of rubber inserts to pipe ends at point of contact with tructure to avoid damage, including ccess ladders with intermidiate platforms. the scaffolding to be suitably braced and anchored to to the building using support systems created temporarily at the opening in walls using verticl and horizontal adjustable propson the exterior side of building structure, upto 25 metre height, above ground level . The rate	sqm	₹ 325
R3-CS-CH-3	Applying breathable, non-reactive, antifungal, and water repellant Silane/ Siloxane chemical as approved by Archaeological Survey of India/ Engineer-in- charge, of approved brand and manufacture, diluted with solvent mineral Turpentine oil in the ratio of 1:12 (One part of approved chemical :12 Part of Turpentine oil), on the existing sand stone masonry surface with two or more coats to give uniform application of chemical on the surface, all complete as per direction of Engineer-In-charge (The rate is inclusive of all materials & labours involved except scaffolding).	sqm	₹ 80
R3-CS-CH-4	Applying two or more coat of Ethyl Silicate chemical as approved by Archaeological Survey of India/ Engineer-in-charge, of approved brand and manufacturer, with brush or spray on the existing stone masonry surface till there is no further absorption of chemical by stone surface, including protecting the applied surface from direct sunlight by suitable means during application, all complete as per direction of the Engineer- in-Charge (The rate is inclusive of all materials & labours involved except scaffolding).	sqm	₹ 155
R3-CS-CH-5	Ruled /Flush pointing on White/Red sand stone masonry surface with lime, surkhi and marble dust mortar in the ratio of 1:1.5:1/2 {One lime: 1.5 surkhi (50% red and 50% light yellow surkhi ):1/2 marble dust}. (The rate is inclusive of all materials & labours involved except scaffolding).	sqm	₹ 294
R3-CS-CH-6	Providing and applying antifungal wash treatment using 3% solution of sodium pentachlorophenate, of reputed brand and manufacturer, on cleaned sand stone surface at desired locations as per direction of Engineer-in-charge (The rate is inclusive of all materials & labours involved except scaffolding).	sqm	₹ 54
R3-CS-CH-7	Constructing Brick masonry wall in Lime mortar 1:3 (1 lime : 3 sand) mix including mixing approved adhesive such as guggal, gur etc. to be approved by consultants before application) using the old bricks salvaged from site	cum	₹ 8,991
R3-CS-CH-8	Constructing Brick masonry wall in Lime mortar 1:3 (1 lime : 3 sand) mix including mixing approved adhesive such as guggal, gur etc. to be approved by consultants before application) using common burnt clay modular Bricks of class designation 7.5	cum	₹ 16,297
R3-CS-CH-9	Providing and laying in position lime concrete including bailing out water, compacting, finishing surface, curing and including the cost of centering and shuttering at all level : Nominal Mix of 1:2:4 (1 lime: 2 finely graded sand : 4 graded stone aggregate 20 mm nominal size)	cum	₹ 15,150
R3-CS-CH-10	Providing and applying stirrer mixed 1:1 (hydraulic lime putty & marble powder) of consistency as directed by the Architect with 5 percent silica fumes and 10 percent brick dust under pressure through pvc nozzles (not exceeding 3 Kg/Sqm). Caulking of cracks to be done with hydraulic lime mortar (1:3) atleast three days before grouting. Lime Grouting to be done from bottom upwards till the cavity gets filled completely. (For cracks	kg	₹ 379
R3-CS-CH-11	Providing and applying hydraulic lime putty of consistency as directed by the Architect with 5 percent silica fumes and 10 percent brick dust under pressure through pvc nozzles (not exceeding 3 Kg/Sqm). Caulking of cracks to be done with hydraulic lime mortar (1:3) atleast three days before grouting. Lime Grouting to be done from bottom upwards till the cavity gets filled completely. (For cracks not exceeding 5 mm	kg	₹ 426
R3-CS-CH-12	Hoisting, fixing and installation of the salvaged Cast iron columns carefully to the desired locations as per instructions from engineer-in-charge	nos	₹ 3,032
R3-CS-CH-13	Providing and fixing Cast Iron safety railing as per design by Architect for staircases, atrium, plinth steps, ramp etc. of 75 kg weight per Sq.M. including black duco finish with PU Coating. This item also includes providing and fixing top wooden handrail on railing as per design by Architect.	sqm	₹ 42,638
R3-CS-CH-14	Melamine polish by applying 2 coats of Asian Paints Woodtech sealer or equivalent, 1 coat of Asian Paints Woodtech exterior wood stain or equivalent of shade directed by Architect, followed by 2 coats of Asian Paints Woodtech Gold melamyne clear matt finish or equivalent, complete to the old or new wood including preparing surface by scraping, sandpapering and wipe cleaning after every coat, using spray machine for all the coats, adding thinner to every coat, scaffolding if required, etc.	sqm	₹ 687
R3-CS-CH-15	Preparing the wood from the salvaged wood from the site for reusing in door/ window frames, shutters, mullion, architrave, beading, transom, etc. including staircase handrail, ballusters, beams etc with surface preparation, removing the damaged and degraded portions, nails, fixtures etc. including chamfering, moulding to match the existing doors and windows as per the instructions of site incharge/architect with proper placement and storage.	cum	₹ 57,541
R3-CS-CH-17	Application of water, oil and stain repellent, breathable, Chlorophyllin based Protectguard MG of Killickguard or equivalent with brush on Stone Façade in two coats. Applications to be done	sqm	₹ 379
R3-CS-CH-18	Application of water, oil and dirt repellent, breathable, low VOC acrylic emulsion in aqueous phase based Protectguard TC of Killickguard or equivalent with brush on Lime Plaster (clear) in two coats. Applications to be done strictly as per	sqm	₹ 564
R3-CS-CH-19	Application of water, oil and dirt repellent, breathable, low VOC pigmented acrylic emulsion in aqueous phase based Protectguard Colour TC of Killickguard or equivalent with brush on Lime Plaster (color) in two coats . Applications to be	sqm	₹ 656
R3-CS-CH-20	Application of water, oil and dirt repellent, breathable, low VOC Fluorinated copolymer and alkylacoxysilane based Protectguard CE Special Concrete of Killickguard or equivalent with brush/roller on GRC (clear) in two coats . Applications to be done strictly as per	sqm	₹ 687
R3-CS-CH-21	Application of water, oil and dirt repellent, breathable, low VOC aqueous phase fluorinated acrylic copolymer based Protectguard Colour of Killickguard or equivalent with brush/roller on GRC (color) in two coats. Applications to be done	sqm	₹ 810
R3-CS-CH-22	Restoring the cast iron columns including restoring the original missing intricate design filling the damaged parts and gaps of C.I. column by welding with the help of C.I. welding rods and using Grinder to remove extra welding waste.	nos	₹ 5,197
R3-CS-CH-23	Restoring the cast iron columns including restoring the original missing intricate design by completely cleaning the C.I. column by sand blasting. Item to also include filling the damaged parts and gaps of column by welding with the help of C.I. welding rods and using Grinder to remove extra welding	nos	₹ 25,922
R3-CS-CH-24-a	Removal of plant/ficus growth by pulling out root system embedded in masonry, cutting stem and application of hing/gur/lime formulation as specified by the Architect or other patented chemical biocide treatment such as biocide/glycel etc. Having Girth less than 20 cm	nos	₹ 580
R3-CS-CH-24-b	Removal of plant/ficus growth by pulling out root system embedded in masonry, cutting stem and application of hing/gur/lime formulation as specified by the Architect or other patented chemical biocide treatment such as biocide/glycel Having Girth more than than 20cm up to 30 cm	nos	₹ 10,348
R3-CS-CH-24-c	Removal of plant/ficus growth by pulling out root system embedded in masonry, cutting stem and application of hing/gur/lime formulation as specified by the Architect or other patented chemical biocide treatment such as biocide/glycel etc. Having Girth more than 30 cm	nos	₹ 18,212
R3-CS-CH-25	Providing lime plaster 30mm thick in two coats having a backing coat of 20 mm thick in 1:3 (one lime: 3 surkhi) with recron fiber and finishing coat of 10 mm thk in 1:2 lime mortar (1 Lime:2 Quartz sand) for internal plastering including mixing approved adhesive such as guggal, jaggery etc. and applying to concrete/brick/stone masonry surface in all positions and finishing the surface even and smooth with lime pluging in 1:1 and curing etc. complete.	sqm	₹ 2,177
R3-CS-CH-26	Raking out cement or lime pointing or any other hard material used and repointing to walls externally and internally in lime mortar 1:3 (1 lime, 3 sand, mix to be approved by consultants before application) & filling in any holes/damage area of stone that may have to be filled in lime mortar. The cost to include preparation of batches of sample upto 20 samples of colour matched lime mortar for approval by Architect. The contractor to ensure use of making tape and sharp specialzed spatula & tools to ensure clear line and high level of workmanship on site.	sqm	₹ 553
R3-CS-CH-27	Providing and fixing Pattern tiles of 23- 25mm thick Bharat Tiles or equivalent of approved colours and cut to shape of approved patterns & grinding edges filling joints as per manufacturer's specifications and including 25 mm thick bedding mortar,grouting,watering,curing,cleaning,pol ishing etc. complete as directed by the Architect.	sqm	₹ 8,054
R3-CS-CH-28	Providing and fixing tiles equivalent to Bharat Tiles of plain colour laid in a combination of one or more colours as per the design indicated by the Architect & grinding edges filling joints as per manufacturer's specifications and including bedding mortar, grouting, watering, curing, cleaning, polishing etc. complete as directed by the Architect.	sqm	₹ 6,727
R3-CS-CH-29	Providing & Laying 20-25 mm thk Plain Bharat Tiles or equivalent cement tile for border as per design. The border design to be broken up into 3-4 components in different colours upto a maximum of 4 colours and pattern inserts indicated by the architect as per drawing in cement mortar 1.5 to 3.5 cm cement : sand bed mortar of 36 grade cement of ratio not leaner than 1:4 with a neat cement slurry on top, of approved thickness. Joints should be as fine as possible and filled with matching cement mortar as directed by architects.	rmt	₹ 5,967
R3-CS-CH-30	Providing and laying of Bharat Tiles or Equivalent make cement tiles skirting of 100mm ht. using Plain tiles (plain colour including all the range (dark, light or premium) as available with the manufacturer) 17-20 mm thick. Item complete with 20-25mm thick cement mortar 1:4 and finishing with 6mm groove at the junction between skirting and wall etc. Rate to be inclusive of tile,storage,all duties and taxes applicable.	rmt	₹ 1,082
R3-CS-CH-31	Providing and fixing well seasoned burma teak wood full length new members like joists, rafters, purlins, beams etc. in roof/floors/staircase portion including all fixtures and fastenings. Item to include all moulding and chamfers to be made as per original design indicated by the Architects. Item to include using larger section of wood to get the mouldings and chamfers as per original design, sample to be shown to the Architect for approval before fixing. Item to also application of solignum on the wood surface.	cum	₹ 467,036

Source: Unified Schedule of Rates 2023 (Buildings), Municipal Corporation of Greater Mumbai. Rates are shown as published; check the official book and its correction slips before you submit an estimate. BESTimate is not issued by or affiliated with this department.

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