Tender For Repair To Roof Of Certain Bldgs In Domestic Area At Afs Bhisiana Under Ge (Af) Bhisiana; 1 Dismantling brick tiles or terracing tiles single layers on roof complete all as specified and directed by Engineer in Charge. 2 Demolition of mud in roofs, any thickness including plastering/pcc padding and leaping (where full thickness removed or only a part thereof) complete all as specified and directed by Engineer in Charge. 3 Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust etc including dismantling existing membrane complete all as specified and as directed by Engineer in Charge. 4 Material & Labour for Brushing with neat cement slurry with 3.0 kg of cement per sqm complete all as specified and as directed by Engineer in Charge. 5 Material & Labour for cutting out cracks to V section in existing roofs or terracing, cleaning out wetting grouting with cement and sand slurry 1:3 complete all as specified and as directed by Engineer in Charge. 6 Material & Labour for PCC 1:2:4 type B-2 using 40mm graded stone aggregate as in foundation filling, mass concrete, sub base or leveling course of floor, roof etc complete all as specified and as directed by Engineer in Charge. 7 Demolition of cement concrete in any description and in any position not otherwise specifically provided for as specified and as directed by Engineer in Charge. 8 Material & Labourfor providing cement concrete type B0 (1:2:4) 12.5 mm graded stone aggregate for providing slope, roof kerbs or mud stops rounded or chamfered edges complete all as specified and as directed by Engineer in Charge. 9 Material & Labourfor 10mm thick Screed bed or bedding layer in cement mortar 1:4, laid on roof, mixed with water proofing compound when concrete is green, as per manufacturerer instructions complete all as specified and as directed by Engineer in Charge.(Note -Water proofing compound shall be measured and paid separately). 10 Supplying only liquid water proofing compound, ISI marked complete all as specified and as directed by Engineer in Charge. 11 Material & Labour for APP based polymeric membrane of minimum 3 mm thick and minimum weight not less than 3.0 Kg/sqm, reinforced with polyster non woven fabric matt (weight not less than 150 gm/sqm), laid with forced application over roof surface with a coat of hot blown bitumen conforming to IS-3384-1965 of grade 85/25 @ 1.2 kg/Sqm at bottom of the membrane as bonding material, complete all as per manufacturers instructions and complete all as specified and as directed by Engineer in Charge. 12 Material & Labour for UV stable single component fibre reinforced elastomeric liquid applied waterproofing membrane having solid content of 55% formulated wih PU hybrid polymers and reinforcing acrylic fibres and having sun reflectivity Index (SRI) of 106. The application of the material should be done in three coats (6 hr gap after each coat) on the substrate, applying first self priming coat at ratio of damp proof ultra and water 3:1 then 2 undiluted coat of damp proof ultra obtaining coverage @1 ltr/10 sqft in three coats. The vital physical and chemical parameters shall be as under. Min elongationat break of 350%, crack bridging ability of 2.5 mm @650 microns thickness, resists positive hydrostatic pressure of up to 10 bars. The material shall be appliied with brush or roller, complete in all respect as per the direction of Engr-in charge/consultant. Also, proper surface preparation along with covingat corners is must.Note: The work shall be executed by the authorized applicator of the manufacturer only. 13 Material & Labour for racking out joints/pointing to brick tiles and flush pointing with 1:3 cement mortar with and including water proofing compound in the proportion complete all as specified and as directed by Engineer in Charge. 14 Demolition of brick or stone boulder masnory, built in cement mortar including all quoins, arches, pillars, etc., but excluding ashlar facing, dressed stonework and percast concrete articles. 15 Material & Labour for Brick work with subclass B bricks, staright or curved on plan exc 6.00 mtr mean radius, built in 1:6 cement mortar complete all as specified and as directed by Engineer in Charge. 16 Material & Labour for Brick work with sub class Bbrick straight or curved on plan to any radius built in cement mortar 1:4 as in half brick thick wall complete all as specified and as directed by Engineer in Charge. 17 Taking down cement plaster on brick orstone masonry Including raking out joints, hacking for key scrubbing down with water etc complete all as specified and as directed by Engineer in Charge. 18 Material & Labour for rendering 15 mm thick cement plaster in CM (1:4) on fair faces of brick or concrete surfaces and finishing the surface even and fair etc. complete all as specified and as directed by Engineer in Charge. 19 Material & Labour for applying Two or more 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 with and including one priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces complete all as specified and as directed by Engineer in Charge. 20 Material & Labour for Taking up or down 15 mm bore steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and as directed by Engineer in Charge. 21 Material & Labour for Refixing 15 mm bore old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) complete all as specified and as directed by Engineer in Charge. 22 Supply & Fixing in repairs 15 mm dia tubes medium grade galvanised with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed by Engineer in Charge. 23 Material & Labour for Taking up or down 20 mm bore steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and as directed by Engineer in Charge. 24 Material & Labour for Refixing 20 mm bore old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) complete all as specified and as directed by Engineer in Charge. 25 Supply & Fixing in repairs 20 mm dia tubes medium grade galvanised with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed by Engineer in Charge. 26 Material & Labour for Taking up or down 25 mm bore steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and as directed by Engineer in Charge. 27 Material & Labour for Refixing 25 mm bore old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) complete all as specified and as directed by Engineer in Charge. 28 Supply & Fixing in repairs 25 mm dia tubes medium grade galvanised with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed by Engineer in Charge. 29 Supply & Fixing in repairs 15 mm bore Stop Valve cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed by Engineer in Charge. 30 Supply & Fixing in repairs 20 mm bore Stop Valve cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed by Engineer in Charge. 31 Supply & Fixing in repairs 25 mm bore Stop Valve cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for union complete all as specified and as directed by Engineer in Charge. 32 Supply and fix in repairs 150 mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls with including taking outold AC rain water pipe etc complete all as specified and as directed by Engineer in Charge. 33 Supply and fix 150 mm bore PVC (SWR) bends any radius complete all as specified and as directed by Engineer in Charge. 34 Supply and fix in repairs 110mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls with including taking out old AC rain water pipe etc complete all as specified and as directed by Engineer in Charge. 35 Supply and fix 110 mm bore PVC (SWR) bends any radius complete all as specified and as directed by Engineer in Charge. 36 Supply and fix in repairs 75mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls with including taking outold AC rain water pipe etc complete all as specified and as directed by Engineer in Charge. 37 Supply and fix 75 mm bore PVC (SWR) bends any radius complete all as specified and as directed by Engineer in Charge. 38 Disconnecting existing water tank of capacity exc 250 ltr and not exc 500 ltr, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position complete all as specified and as directed by Engineer in Charge. 39 Disconnecting existing water tank of capacity exc 500 ltr and not exc 1000 ltr, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position complete all as specified and as directed by Engineer in Charge. 40 Dismantling water tank of exc 250 ltr and not exc 500 ltr Capacity complete all as specified and ditectedby Engineer in Charge. 41 Dismantling water tank of exc 500 ltr and not exc 1000 ltr Capacity complete all as specified and ditected by Engineer in Charge. 42 Supply & Fix rotational moulded polyethylene 500 Ltrs Capacity water storage tanks(cylindrical vertical with closed top), 3 layered, hoisted and fixed in position in all as specified in SSR Part-I with and including ball brass valve and polythelene float and fly nut complete screwed down for iron pipe of 20 mm dia all complete all as specified and ditected by Engineer in Charge. 43 Supply & Fix rotational moulded polyethylene 1000 Ltrs Capacity water storage tanks(cylindrical vertical with closed top), 3 layered, hoisted and fixed in position in all as specified in SSR Part-I with and including ball brass valve and polythelene float and fly nut complete screwed down for iron pipe of 20 mm dia all complete all as specified and ditected by Engineer in Charge. 44 Supply and fix in repair stack clamp for 75mm to 150mm bore pipe out of 50 mm by 5 mm flat iron and 16 round round iron stay including bolt and nuts and securing ends of stay to walls or roof complete all as specified and ditected by Engineer in Charge.
