Conservation And Repairs Of Holkar Wada At Wafgaon Phase - Ii, Khed Pune- Providing and fixing double scaffolding system (cup lock type) on the exterior side of building/structure, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 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 of cleaning and/ or pointing and/ or applying chemical and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen etc., complete as per directions and approval of Engineer-in-charge. Note:- (1) The elevational area of the scaffolding shall be measured for payment purpose. (2) The payment will be made once only for execution of all items for such works. 2 Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. 3 Cutting down trees including cutting trunks & branches and stacking the material with all lift including uprooting and refilling the pit with material etc. complete as directed. (excluding extra material required for refilling) - above 30 cm to 60 cm girth 4 Cutting down trees including cutting trunks & branches and stacking the material with all lift including uprooting and refilling the pit with material etc. complete as directed. (excluding extra material required for refilling) - above 60 cm to 90 cm girth 5 Removal of plants / ficus grown by pulling out root system embedded in masnory, cutting stem and application of high/gur/lime formulation as specified by the Architect or other patented chemical biocide treatment such as biocide Glycel (iso proplamine salt of glyphosate) or other chemical as specified by the Engineer in charge etc. complete. 6 Removing lime or lean cement concrete including stacking the spoils as directed with all leads, lifts etc, complete. 7 Removing the existing cement plaster of any thickness without causing dust nuisance and stacking the debris upto a distance of 50 metres or spreading in the compound and cleaning the site etc. complete. 8 Dismantling brick masonry in lime or cement mortar and stacking the materils as directed with all leads, lifts etc. 9 Dismantling stone masonry in lime or cement mortar including stacking the materils as directed with all leads, lifts etc. 10 Removing brick bat coba including stacking the spoils as directed with all leads, lifts etc, complete. 11 Removing pointing and other epoxy-based hard material from joints and surface area of stone and brick masonary manually with chisel and hammer or with the help of electric grinders wherever directed by Engineer In charge. Proper care should be taken not to damage the stone during removal. 12 Lowering down carefully existing brick masonry of the monument manually in proper order including shifting the bricks up to a distance of 50 meter beyond the monument area and stacking them as directed by Engineer in-charge, removing building rubbish and cleaning the site etc. complete. 13 Scientific Excavation for debris soil as scientific excavation/ clearance in earth, soils of all types, sand, gravel, soft murum including shoring and strutting, dewatering as necessary and disposing off excavated stuff as directed etc. complete. ( By /manaual Means )a) Upto 1.50m lift Normal Rateb) 1.50m to 3.00m lift, Add 10% c) 3.00m to 4.50m lift, Add 20% d) 4.50m to 6.0m lift, Add 30% 14 Excavation for foundation in Soft rock and old cement or lime masonry foundations including removing the excavated material upto a distance of 50 metres beyond the building area and stacking as directed, including dewatering, preparing the bed for the foundation and necessary back filling with available earth /murum, ramming, watering including shoring and strutting etc. complete (lift upto 1.5m) By Mechanical Means 15 Lowering down the debris obtained from breaking and removing the cement plaster / burnt brick masonry of the first floor by any means without causing dust nuisance and damage to structure,the same as and where directed including cleaning the site complete. 16 Conveying the excavated materials, debris of brick or stone masonary, R.C.C. slab, water proofing, stone members/ materials, cement/ lime concrete, tiles/ marbles / stone slab/ brick bat coba, etc. upto 2 km, away from the site and cleaning the site properly. 17 Providing antitermite treatment around the periphery of the existing building as per I.S. 6313 (Part-III) by excavating trenches of 20cm width and exposing the sides of columns and plinth beams upto a depth of 300mm and injecting one percent of chlorodane emulsion concentrate at the rate of 2.25 litres per One Running Metre and refilling the trenches etc. complete covering 2 years guarantee on bond paper. 18 Gently cleaning the surface of stone (brick) 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). 19 Consolidation of friable masonary -Consolidation of Friable Masonry, (these areas include corners of walls, ornate cornices, columns, pilasters, projections whose decorative portions are succumbed to the heavy weather loading imposed on them) using Ethyl-silicate based consolidant applied manually with small brushes, low pressure spray(not atomised) held at work distance 50 to 100mm. preparing the surface, scaffolding etc. complete as directed by Engineer in charge. 20 Crack Stitching 8mm Helibar Providing and fixing of Helifix Hi-fin reinforcement Helibars of 8mm dia, single bar in one slot, MOC Austenitic stainless steel, ASTM 304, having cross section area of 10.5sqmm, pitch 38/40, with ultimate tensile strength not less than 1370 N/sqmm, shear strength 7.2kN, along with Helibond Grout, a special cementitious grout with low expansion, non gassing and injectable with exceptional non shrink thixotropic properties having compressive strength at 28 days of not less than 45 N/sqmm. Including chasing of slot in mortar bed upto a depth of 40mm for HeliBars, cleaning the dust and debris from the slot, making damp with water to achieve good bonding of HeliBar with HeliBond grout in the groove of brick/stone masonry ensuring that it remains tight at the joint after curing, including all tools, tackles and equipments using specified machines, excluding Staging & Scaffolding, at various places where there is crack in brick/ stone/ block masonry as directed by structural engineer in charge/ Helifix 21 Creating HeliBeam (A structural barrier between the strucutrual crack) using two 6mm Helibars Providing and fixing of Helifix Hi-fin reinforcement Helibars of 6mm dia, two bars in one slot, MOC Austenitic stainless steel, ASTM 304, having cross section area of 8sqmm, pitch 29/30, with ultimate tensile strength not less than 980 N/sqmm, shear strength 5.5 kN of single bar, along with Helibond grout, a special cementitious grout with low expansion, non gassing and injectable with exceptional non shrink thixotropic properties having compressive strength at 28 days of not less than 45 N/sqmm. Including chasing of slot in mortar bed upto a depth of 50mm for HeliBars, cleaning the dust and debris from the slot, making damp with water to achieve good bonding of HeliBar with HeliBond grout in the groove of brick/stone masonry ensuring that it remains tight at the joint after curing, including all tools, tackles and equipments using specified machines, excluding Staging & Scaffolding, at various places where there is crack in brick/ stone/ block masonry as directed by structural engineer in charge/ Helifix. 22 Providing soling using 80 mm size trap metal in 15 cm. layer including filling voids with Crushed sand/grit, ramming, watering etc. complete. 23 Providing and laying cast in situ 1:2:4 Lime Concrete of trap/ granite/ quartzite/ gneiss metal for foundation and bedding as per detailed specifications and drawings or as directed including bailing out water, centring, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required with fine aggregate, preparing the lime mortar in lime miller and then mixing with coursed aggregate in drum mixer as per specifications including bailing out water, watering etc. complete. 24 Providing and laying cast in situ 1:2:4 Lime Concrete of trap/ granite/ quartzite/ gneiss metal for coping or slab as per detailed specifications and drawings or as directed including centring, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required with fine aggregate, preparing the lime mortar in lime miller and then mixing with coursed aggregate in drum mixer, the concrete must be bitten for two days with pouring water, scaffolding, watering and all concrete work when handed over to be perfectly clean and free from all mortar stains, etc. complete. 25 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) 26 Providing and laying cast in situ 1:1:4 Lime Concrete of broken brick metal for waterproofing as per detailed specifications and drawings or as directed including centring, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required, with fine aggregate, preparing the lime mortar in lime miller and then mixing with coursed aggregate or surkhi in drum mixer, the concrete must be bitten for two days with pouring water as per specifications, scaffolding, watering and all concrete work when handed over to be perfectly clean and free from all mortar stains, etc. complete. 27 Re-setting Brick Masonry First Class in superstructure of reuse-bricks in lime mortar 1:11⁄2, as per detailed specifications and drawings or as directed including the bricks to be soaked in water for 12 hours before used, the bricks are to be laid flush in mortar in such bond as directed, as far as possible, bricks of uniform colour are to be selected for the face work when it is not to be plastered, the joints are not to exceed 9.5 mm. (3⁄8′′), no bats or half brick to be used in the work, racking out joints where pointing or plastering to be done, striking joints where no pointing or plastering is to be done, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete. 28 Providing Brick Masonry First Class in superstructure of first quality bricks of size 9′′ x 8′′ x 2′′ in lime mortar 1:11⁄2, as per detailed specifications and drawings or as directed including the bricks to be of uniform size, moulded on tables, thoroughly well burnt and sound, ringing clearly when stuck with trowel, the bricks to be soaked in water for 12 hours before used, the bricks are to be laid flush in mortar in such bond as directed, as far as possible, bricks of uniform colour are to be selected for the face work when it is not to be plastered, the joints are not to exceed 9.5 mm. (3⁄8′′), no bats or half brick to be used in the work, racking out joints where pointing or plastering to be done, striking joints where no pointing or plastering is to be done, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete. 29 Re-setting Brick Arching First Class of reuse-bricks in lime mortar 1:11⁄2, as per detailed specifications and drawings or as directed including the bricks to be soaked in water for 12 hours before used, the bricks to be laid in concentric half-brick ring, the joints are to be properly summered and not to exceed 17 mm. (2⁄3′′) in thickness, the joints to be truly radial to the curve at all points, great care to be taken that the rings are bonded together properly, whenever the joints of any of the rings come to a summering or plane face, all arches to be turned on centrings, preparing the lime mortar in lime miller, cantering/scaffolding, watering and all arch work when handed over to be perfectly clean and free from all mortar stains etc. complete. 30 Providing Brick Arching First Class with first class bricks of size 9′′ x 8′′ x 2′′ in lime mortar 1:11⁄2, as per detailed specifications and drawings or as directed including the bricks to be of uniform size, thoroughly well burnt and sound, ringing clearly when stuck with trowel, the bricks to be soaked in water for 12 hours before used, the bricks to be laid in concentric half-brick ring, the joints are to be properly summered and not to exceed 17 mm. (2⁄3′′) in thickness, the joints to be truly radial to the curve at all points, great care to be taken that the rings are bonded together properly, whenever the joints of any of the rings come to a summering or plane face, all arches to be turned on centrings, preparing the lime mortar in lime miller, cantering/scaffolding, watering and all arch work when handed over to be perfectly clean and free from all mortar stains etc. complete. 31 Providing Lime Pointing to stone work in lime mortar 1:1 in superstructure, as per detailed specifications and drawings or as directed including all face or visible work shall be pointed, unless otherwise specified and shall be done while the mortar is fresh, the mortar shall consists of lime and fine sand shall not be ground fine but sand should be finer, the joints of the pointed work shall be neatly defined by the pointing, the lines shall be regular and uniform in breadth and the joints shall be raised or flat as may directed, preparing the lime mortar with 640 gram pulp of wood apple (Belfruit) per cubic metre of lime mortar as a bonding material, scaffolding, watering and all work when handed over to be perfectly clean and free from all mortar stains etc. complete 32 Providing Lime Pointing to brick work in lime mortar 1:1 in superstructure, as per detailed specifications and drawings or as directed including all face or visible work shall be pointed, unless otherwise specified and shall be done while the mortar is fresh, the mortar shall consists of lime and fine sand shall not be ground fine but sand should be finer, the joints of the pointed work shall be neatly defined by the pointing, the lines shall be regular and uniform in breadth and the joints shall be raised or flat as may directed, preparing the lime mortar with 640 gram pulp of wood apple (Belfruit) per cubic metre of lime mortar as a bonding material, scaffolding, watering and all work when handed over to be perfectly clean and free from all mortar stains etc. complete. 33 Providing 12 mm. thick Rough Cast Lime Plaster in single coat in lime mortar 11⁄2:1 in superstructure, as per detailed specifications and drawings or as directed including all joints in masonry and brick work are to be racked out to a depth of at least 20 mm. and the wall to be washed with fresh water and thoroughly wetted for six hours before plastering, the plaster to be applied in an even and uniform coat well pressed in to the joints and to be well beaten for 11⁄2 days with hand tappers, the plaster should also be well sprinkle during the proses of beating with a mixture of 1.10 kg jaggary and 640 gram pulp of wood apple (Belfruit) in 90 to 135 litre of water, the plaster being wetted occasionally with fresh water while the beating is in progress, all exposed angles and junctions with door frame to be carefully finished, all mouldings shall be worked true to template and drawn neat, clean and level, soffits of arches must true arch of circle, preparing the lime mortar in lime miller with 1.60 kg Gugal (a kind of fragrant gum) and 960 gram chopped hemp (fibre of bhendi or tag ) per cubic metre of lime mortar as a bonding material, of lime as a bonding material, scaffolding, watering and all work when handed over to be perfectly clean and free from all mortar stains etc. complete. 34 Providing Fine Coat Of Lime over rough cast plaster in superstructure, as per detailed specifications and drawings or as directed including the finishing coat is to be applied over rough cast plaster and well-polished with trowel, preparing the lime mortar, scaffolding and watering complete. 35 Stucco work in lime, surkhi and sand (1:1:1) as per traditional practices and design, the mortar should be prepared by grinding mill only. The thickness varies from 10mm to 100mm as per design. 36 Providing Brick Flooring Laid Flat in lime mortar 1:11⁄2, with size of bricks 9′′ x 8′′ x 2′′, as per detailed specifications and drawings or as directed the bricks shall be selected well-burnt bricks of good colour and shape with rubbed joints, the bricks shall be thoroughly wetted and set flat in mortar on concrete bed, the paving joints shall not be more than 10 mm. (3⁄8′′) in thickness, the whole surface should be kept wetted for three weeks, preparing the lime mortar in lime miller, watering and all flooring work when handed over to be perfectly clean and free from all mortar stains etc. complete. 37 Providing and fixing Teak wood Eaves Board 79′′ x 5′′ x 1 thick, as per detailed specifications and drawings or as directed including the planks to be best Moulmein teak to be 1 thick and 6 in width, of a uniform colour and planed, the planks to be laid truly parallel to the floor so as to cover the end rows of the tiling and to be fixed with screws of the proper length driven countersunk, all joints to be neat and close, scaffolding etc. complete. 38 Providing and applying melamine polish of required finish to the wood work by spray machine including knotting and preparing the even surface by scraping, applying French polish , scaffolding if required etc. complete. Note:The work to be executed on prior approval of Superintending Engineer will be necessary. 39 Providing Un-coursed Rubble Masonry of trap / granite stones in lime mortar 1:11⁄2, in superstructure as per detailed specifications and drawings or as directed including the stones to be set in the work as received from the quarry, after merely knocking off weak corners and edges with the masons hammer, the stones shall be carefully laid so as to break joints, no joint shall exceed 12.5 mm. (1⁄2′′) in thickness, every stone shall be set flush in mortar, the face stone shall be for greater size, and good beds, one through stone shall be inserted at least every 0.80 sq. mete (1 square yard), the joints shall be racked out carefully at least 25 mm. (1′′) where pointing or plastering to be done, striking joints where no pointing or plastering is to be done, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete. 40 Re-setting Coursed Rubble Masonry Second Sort of reuse-stones in lime mortar 1:11⁄2, in superstructure as per detailed specifications and drawings or as directed including all stones to be set full in mortar, all side joints shall be vertical and beds horizontal and not joints shall be more than 12.5 mm. (1⁄2′′), the through stones shall be inserted 5 and 6 feet apart in every course, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete. 41 Providing Coursed Rubble Masonry Second Sort of trap / granite stones in lime mortar 1:11⁄2, size of stone 60 cm. x 50 cm. x 40 cm. in superstructure as per detailed specifications and drawings or as directed including the stones shall be laid in horizontal course, the face of the stones to be hammered and bushing not to be project more than 3.8 cm. (11⁄2′′), all stones to be set full in mortar, all side joints shall be vertical and beds horizontal and not joints shall be more than 12.5 mm. (1⁄2′′), the through stones shall be inserted 5 and 6 feet apart in every course, preparing the lime mortar in lime miller, scaffolding, watering and all masonry work when handed over to be perfectly clean and free from all mortar stains etc. complete. 42 Providing Block In Course Stone Steps of trap / granite stones in lime mortar 1:11⁄2 with size of stone 40 cm. x 30 cm. x 21 cm. as per detailed specifications and drawings or as directed the stones be of approved quality, colour, hard and free from defect of any kind, the stones shall be of exact size and shape, the shall be rough-tooled on exposed surface, holes for balusters should be cut in the steps before they are laid, each stone shall rest at least 3.8 cm. (11⁄2′′) on that below it, the beds or joints being in no case more than 3 mm. (1⁄8′′), preparing the lime mortar in lime miller, watering and all steps work when handed over to be perfectly clean and free from all mortar stains etc. complete. 43 Providing and fixing Stone Paving, First Sort in lime mortar 1:1, with size of stone 45 cm. x 30 cm., as per detailed specifications and drawings or as directed including all stone slabs to of approved quality, hard, even, sound, durable and uniform thickness, the stones to be very finely chisel-dressed on the surface and the course to be of prescribed width, the joints running true, the stones to be laid with joints not exceeding 6 mm. (1⁄4′′) thick and to be evenly and firmly bedded flush in mortar on the concrete and no hollow left, side to be dressed true and as per shape at least half the depth from the face, preparing the lime mortar in lime miller, watering and all paving work when handed over to be perfectly clean and free from all mortar stains etc. complete. 44 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. 45 Providing and fixing Ist quality (Superior Quality - Forest Development rates) Indian Teakwood in structural members like beams, columns, joist, rafters, purlins, battens, purlin cleats, hip rafters, jack rafters, ridges, wall plates, post plates and posts, pedestals or any other wooden members etc. including removing damage or decayed wood members, fixing stainless steel screws, cutting, sawing, making proper wood joinery, scaffolding if necessary all iron work and applying one coat of primer or as directed by Enginner Incharge etc. complete. Size - L (7 - 8.5.) x W (5 - 8.5) x H (9.5 - 12) NOTE: It is mandatory to use well seasoned and irst quality indian teak wood from the Forest Department, FDCML 46 Providing and fixing 38 mm x 20mm thick teak wood decorative cover moulding around frame of doors, windows and cupboards etc. completed as directed. 47 Teakwood for COMPLEX CARVING : Providing and fixing Ist quality (Superior Quality - Forest Development rates) Indian Teakwood for COMPLEX CARVING like decorative arches, decorative columns,decorative design structural members like beams,columns,joist,rafters,purlins,purlin cleats,hip rafters, jack rafters, ridges, wall plates, post plates and posts, pedestals or any other wooden members etc. including removing damage/decayed wood members,fixing stainless steel screws, cutting, sawing,making proper wood jonery, scaffolding if necessary all iron work and applying one coat of primer or as directed by Enginner Incharge etc. complete For wood size = L ( 15 - 18 ) x W ( 9 - 10.5 ) x H ( 5 - 6.5 ) 48 Teakwood planks in kadipat ceiling, wall cladding,flooring : Providing and fixing Ist quality (Superior Quality - Forest Development rates) Indian Teakwood planks in kadipat ceiling, wall cladding,flooring or any other wooden members etc. TOUNG AND GROOVE STYLE including removing damage/decayed wood members,fixing stainless steel screws, cutting, sawing,making groove, making rounding on edges if required, making proper wood jonery, scaffolding if necessary all iron work and applying one coat of primer or as directed by Enginner Incharge etc. complete For wood size = L (12) x W (1) x H (1) 49 Providing and fixing plain zinc sheeting of 0.80 mm thick (22B.W.G. over the ridge hip or valley to galvanized iron sheet roofing including all fastening and bolt galvanised iron screws and bolts, lead and bitumen washers etc. complete.(Weight of 6.8 Kilogram/sq.m.). 50 Providing and fixing Mangalore Tiled Roofing as per detailed specifications and drawings or as directed including the best quality double channelled Mangalore pattern tiles, sound, thoroughly well-burnt throughout, of regular shape and uniform size, free from twist or other imperfection and must ring clearly when struck, the tiles shall be laid fair and square and breaking joints, fixing 44 mm. x 25 mm. (1¾″ x 1″) horizontal teak wood battens 31.75 cm. (12½″) centre to centre, the lowest batten, that nearest the eaves should be fixed about 25 cm. (10″) from the one immediate above and should have double the ordinary thickness etc. complete. 51 Providing and fixing Mangalore tile ridge and hip tiles of class AA including scaffolding if necessary, pointing with coloured cement mortar and curing etc. complete. 52 Providing and fabricating structural steel work in rolled sections like joists, channels, angles, tees etc.as per detailed design and drawings or as directedi ncluding cutting, fabricating, hoisting, erecting, fixing in position making riveted /bolted/ welded connections without connecting plates, bracesetc. and including one coat of anticorrosive paint and over it two coats of oil painting of approved quality and shade etc. complete. 53 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 manufacturers specifications and including 25 mm thick bedding mortar,grouting,watering,curing,cleaning,polishing etc. complete as directed by the Architect.
