Tender For Minor Repair And External Painting Works In Electrochemical Power Sources Building At Csir-Cecri, Karaikudi.; 1 Providing and fixing bright finished brass hanging type floor door stopper with necessary screws, etc. complete. 2 Providing and fixing aluminiumdie cast body tubular type universal hydraulic door closer (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 35 kg and door width upto 700 mm), with necessary accessories and screws etc. complete. 3 Providing and laying pressed clay tiles (as per approved pattern 20 mm nominal thickness of approved size) on roofs jointed with cement mortar 1:4 (1cement : 4 coarse sand) mixed with 2% integral water proofing compound, laid over a bed of 20 mm thick cement mortar 1:4 (1 cement: 4 coarse sand) and finished neat complete. 4 Providing and fixing on wall face unplasticisedRigidPVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 5 110 mm diameter 6 Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS :5382, leaving 10 mm gap for thermal expansion. 7 Bend 87.5° 8 110 mm bend 9 Shoe (Plain) 10 110 mm Shoe 11 6 mm cement plaster of mix: 12 1:3(1 cement :3 fine sand) 13 Finishing walls with Acrylic Smooth exterior paint of required shade: 14 New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm) 15 Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete. 16 Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. 17 With cement mortar 1:4 (1cement: 4 coarse sand) 18 Renewing glass panes, with putty and nails wherever necessary including racking out the old putty: 19 Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm) 20 Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required 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. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding.Note: - This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done. 21 Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge. 22 Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge. 23 Extra for cutting reinforcement bars manually/ by mechanical means in R.C.C. or R.B. work (Payment shall be made on the cross sectional area of R.C.C. or R.B. work) as per direction of Engineer-in-charge. 24 Demolishingbrickworkmanually/bymechanicalmeansincluding stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. 25 In cement mortar 26 Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead. 27 For thickness of tiles 10 mm to 25 mm 28 Dismantling C.I. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead : 29 100 mm dia pipe 30 Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge : 31 15 mm to 40 mm nominal bore 32 Above 40 mm nominal bore 33 Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead. 34 Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved. 35 Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work 36 20 mm nominal dia Pipes 37 25 mm nominal dia Pipes 38 32 mm nominal dia Pipes 39 Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete : 40 50 to 80 mm nominal bore 41 Filling the gap in between aluminium frame & adjacent RCC/ Brick/ Stone work by providing weather silicon sealant over backer rod of approved quality as per architectural drawings and direction of Engineer-in-charge complete. 42 Upto 5 mm depth and 5 mm width 43 Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying: (a) after surface preparation, first layer of slurry of cement @ 0.488 kg/ sqm mixed with water proofing cement compound @ 0.253 kg/sqm. (b) laying second layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. (c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. (d) fourth and final layer of brick tiling with cement mortar (which will be paid for separately. For the purpose of measurement the entire treated surface will be measured. 44 Providing and injecting approved grout inproportion recommended by the manufacturer into cracks/honey-comb area of concrete/masonry by suitable gun/pump at required pressure including cutting of nipples after curing etc. complete as per directions of Engineer-in-Charge. (The payment shall be made on the basis of actual weight of approved grout injected.) 45 Stirrer mixed SBR Polymer (of approved make) modified Cement slurrymade with Shrinkage Compensating Cement in concrete/RCC work. 46 Removal of grown up vegitations and uprooting small and medium size plants with necessary chiseling, removing the tiles, grouting and refixing and finishing neatly with water proofer cement mortar on roof top as directed 47 Demolishing the existing wethering course laid in roofs and including disposal / levelling near the site as directed. 48 Cleaning the debries , dry leafs and other unwanted materials from existing buildings terrace area and disposal to undisputed area as directed. 49 Providing and fixing bright /matt finished Stainless Steel handles of approved quality & make with necessary screws etc all complete. 150mm 50 Removing and re fixing of existing Steel glazed door / windows after necessary alternation including necessary repair work of proper locking arrangements (Using MS Flats, etc.) and hinges as per site requirement as directed by the Engineer-in-charge. (Upto 4.00 sqm of shutters) 51 Providing and fixing bright /matt finished Stainless Steel tower bolt of approved quality & make with necessary screws etc all complete. 150x10mm 52 Providing and fixing bright /matt finished Stainless Steel tower bolt of approved quality & make with necessary screws etc all complete. 100x10mm 53 Removing and refixing of aluminium partitions, doors, windows, fixed glazing & particle board including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. the cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings anddisposal of unserviceable material and stacking of serviceable materialas directed by Engineer-in-charge. 54 Providing and laying Ceramic terrace tiles of size 300x300 mm (thickness to be specified by the manufacturer) , laid on 20 mm thick cement mortar 1:4 (1 Cement : 4 Coarse sand), Jointing with grey cement slurry @ 3.3 kg/sqm including pointing the joints with white cement and matching pigment etc., complete. 55 Providing and fixing CPVC ball valve of approved quality, High or low pressure, with plastic floats complete as directed by the Engineer -in -charge. 25 mm nominal bore 56 Providing and fixing Unplasticized Polyvinyl Chloride (UPVC) pipes, having thermal stability for hot & cold water supply including all UPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step suitable solvent and testing of joints complete as per direction of Engineer in Charge. 50mm UPVC pipe 57 Providing and fixing UPVC ball valve of approved quality, High or low pressure, with plastic floats complete as directed by the Engineer -in -charge. 50 mm nominal bore 58 Providing and fixing CPVC ball valve in CPVC pipe including cutting and threading the pipe as per direction of Engineer-in-charge 20 mm dia CPVC ball valve 59 Providing and fixing of Fiberglass mesh covered withmass per unit area min145 gm/ m², mesh size: 5.0x5.0 mm ±10% embedded in special polymer modified cementitious Base Coat . The surface will be levelled, finished, made smooth complete in all respect as per manufactures specification and as per directions of Engineer in-Charge. 60 Providing & Applying polymer modified, flexible cementatiouswaterproofing coating with elastic waterproofing polymers on roofsurface in three coats @14.35 kg /10 sqm. one coat of self priming of cementatious waterproofing polymer(dilution with water in the ratio of 1:1) and two coats of cementatious waterproofing polymer(dilution with water in the ratio of 3:1 ) after scrapping and properly cleaning the surface to remove pre-existing paint film & loose particles till plaster is visible, complete in all respect as per the direction of Engineer-in-Charge. 61 Providing and fixing of GI chicken mesh or rabbit meshembedded in required area. The surface will be levelled, finished with cement mortar andmade smooth complete. The rate inclusive of all leads, , lifts , necessary scaffolding arrangements and as per directions of Engineer in-Charge. 62 Repairs to plaster of thickness 12 mm to 20 mm in patches of area upto 1 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge.(the rate inclusive of necessary scaffolding arrangements) With cement mortar 1:4 (1cement: 4 coarse sand) 63 Repairs to plaster of thickness 12 mm to 20 mm in patches of area upto 0.50 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge.(the rate inclusive of necessary scaffolding arrangements) With cement mortar 1:4 (1cement: 4 coarse sand) 64 Repairs to plaster of thickness 12 mm to 20 mm in patches of area upto 0.25 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge.(the rate inclusive of necessary scaffolding arrangements) With cement mortar 1:4 (1cement: 4 coarse sand) 65 Repair cracks in the existing plastered walls and ceilings (Interior or Exterior), including widening the crack or fine hairline cracks up to 1mm to 5mm on the surface cleaning and packing the same filling with approved filling material. The rate inclusive of the existing painting/POP must be removed till plaster surface is exposed and necessary scaffolding as directed by the Engineer-in-charge.
