REPAIR TO ROOF TREATMENT, STRENGTHENING WORKS AND MISC B/R WORK AND REPAIR TO RAIN WATER HARVESTING SYSTEM AND VARIOUS CONNECTED SERVICES AT AF STN TUGHLAKABAD UNDER GE (AF) TUGHLAKABAD

Amount

Dismantling brick tiles or terracing tiles, single layer on roofs complete all as specified and directed by Engr-in-Charge.

Demolition of mud in roofs any thickness, Includung Surface preparation by removal existing roof treatment of tar felt treatment/APP Membrane/PCC/Plaster/ and all foreign material such as grass roots dust etc and removing all debris from MD land complete all as specified and directed by Engr-in-Charge.

M&L for applying water proofing treatment with APP modified polymeric membrane centre core of 100 micron HMHDPE, weight not less than 3 Kg/Sqm and clear thickness of membrane not less than 3 mm, on newly prepared surface with torch application as per manufacturer instruction complete all as specified and directed by Engr-in-Charge with the following description :- (a) Apply evenly a coat of bituminous primer conforming to IS -3384 @ 0.40 Kg/Sqm. (b) A coat of bonding bitumen confirming to IS -702 of grade 85/25 @ 1.20 Kg/Sqm as a IInd course. (c) Laying of APP modified polymeric membrane as a IIIrd course. (d) A coat of bonding bitumen confirming to IS -702 of grade 85/25 @ 1.20 Kg/Sqm as a forth course.

M&L providing cement concrete in roof or mud stops using type B-1 1:2:4 (20 mm graded aggregate) rounded or chamfered on edges complete all as specified and directed by Engr-in-Charge.

M&L plain cement concrete 1:2:4 type B0 using 12.5 mm graded aggregate as in roof for maint. the uniform slope etc any thickness at any height and in any position complete all as specified and directed by Engr-in-Charge at site.

M&L for 10mm thick plastering in CM (1:3) on concrete roof surfaces Sqm with water proofing compound @ 3% by weight of cement, surface finished even and smooth without using extra cement complete all as specified and directed by Engr-in-charge. Note - WPC shall be measured and paid separately.

Supply only water proofing compound complete all as specified and directed by Engr-in-Charge.

M&L for the old roof by making the surface clean throughly wire brushed washed, dried up and cleaned of all foreign matter and dust and applying water based UV Resistant elastomeric PU liquid membrane solution minimum two coats over primere coat, as required on ground in patches on area of old broken App membrane/ plastered surfaces using roller as per the manufactures instructions complete all as specified and directed. Make : Shali urethane BTD of STP or equivalent. Note:- Work to be Carried out by authorised applicator as per manufacturer’s instructions.

Demolition of brick work build in cement mortar complete all as specified and directed by Engr-in-Charge.

M&L for brick work with sub class 'B' bricks, straight of curved on plan exceeding 6M mean radius built in cement mortar 1:6 complete all as specified and directed by Engr-in-Charge.

Taking down of cement plaster on brick or stone walls etc. including racking out joints, hacking for key, scrubbing down with water etc. complete all as specified and directed by Engr-in-Charge.

M&L for 10mm thick rendering in cement mortar 1:6 on fair faces of concrete surfaces as on brick work finished even and smooth without using extra cement complete all as specified and directed by Engr-in-Charge.

M&L for 15 mm thick cement plaster with readymix plaster 1:4 (as per manufaturer's instruction) on fair faces of brick wall or concrete surfaces finished even and smooth, (without using extra cement) complete all as specified and directed by Enigneer-in-Charge. Note:- 1. Make of readymix plaster shall be Birla Aerocon/Ultratech readiplast/ACC Accoplast / Fosroc Chemical (India) Pvt Ltd Renderoc and as approved by GE) 2. The readymix plaster shall be procured directly from the manufacturer or their authorised dealer. 3 The contractor shall produced original purchase voucher alongwith test certificate of readymix plaster by manufacturer or their authorised dealer while claiming RAR/ Final Bill.

M&L for 10mm thick rendering in cement mortar 1:3 on fair faces of concrete surfaces as in ceilings fair and even complete all as specified and directed by Engr-in-Charge.

M&L for two coats of distemper oil emulsion to newly plastered wall surfaces including preparation of surface including putty on plaster surface complete all as specified and directed by Engr-in-Charge.

M&L for preparation of new plaster surface of ceiling and applying three coats of white wash complete all as specified and directed by Engr-in-Charge.

M&L for two coats of cement based paint over a coat of white wash on new surfaces of walls including preparation of surfaces complete all as specified and directed by Engr-in-Charge. Note:- Quoted rate shall be deemed to be included for work of any height including scoffolding

M&L Preparing new plaster surface of wall of any description and apply two coats of exterior weathercproof water base emulsion paint in white or tinted paint over a coat of primer complete all as specified and as directed. Note:- Quoted rate shall be deemed to be included for work of any height including scoffolding

Demolition of cement concrete in ground floors and pavings not exceeding 15 cm thickness below or above ground level complete all as specified and directed by Engr-in-Charge.

M&L PCC 1:3:6 type C-2, (using 40 mm graded stone aggregates) as in plinth protection; 75 mm thick; finished even and smooth without using extra cement including necessary formwork complete all as specified and directed by Engr-in-Charge.

M&L for Plain Cement concrete (1:3:6) type C-2 using 40mm graded stone aggregate as in sub-base or paving etc complete all as specified and directed by Engr-in-charge.

M&L for sand filling under sub base including watering and consolidating as in cushioning bed for interlocking paver block complete all as specified and directed by Engr-in-Charge.

M&L for precast machine pressed concrete interlocking paver blocks any shape and size conforming to IS 15658-2006 of 60 mm thickness, M-35 grade with grey cement and pigment complete all as specified and directed by Engr-in-Charge.

M&L for making good broken egdes of chajjas slabs, facing, fins etc in patches area not exceeding 1 Sqm of each patch, height upto 15 metre, with 15mm thick cement plaster and sand mortar (1:3) or with PCC 1:2:4 type B-0, with necessary form work/scaffolding, finished the surface even and smooth without using extra cement complete all as specified and directed by Engr-in-Charge.

Taking down rain water pipes of (any size or pattern) including all fittings, heads, shoes, bends, swan necks etc. including cleaning or refixing or removal to store etc complete all as specified and directed by Engr-in-Charge.

S&F 110mm bore PVC (SWR) rain water pipes of single socketed in any length with rubber ring joints, jointed with solvent fixed to wall with matching PVC SWR rings including cutting holes and making good the disturbed portion with PCC 1:2:4, type B0 complete all as specified and directed by Engr-in-Charge.

S&F 110 mm bore PVC (SWR) bends any radius complete all as specified and directed by Engr-in-Charge.

M&L for cutting holes into or through brick wall built in cement mortar and making good in cement mortar 1:3 or cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate as required of superficial area N exc 150 Sqcm complete all as specified and directed by Engr-in-Charge.

Dismantling expanded metal of any thickness or mesh, fixed with steel fillets of weight not exc 4 kg per sqm, complete all as specified and directed by Engineer-in-Charge.

S&F welded steel wire fabric and fixed to steel section at any position n.exc 4kg/Sqm complete all as specified and directed by Engr-in-charge.

Dismantling of wrought iron or mild steel of any description not otherwise provided for all as specified and directed by Engr-in-charge.

Supply and fixing framed work such as grills, gratings, tank cover, drain covers made of angle, for monkey proofing, channel, bars and sheets etc. with ends of bars shouldered and/or riveted, or forged into spikes, framed guard bars, barred iron doors, ladders, framed balusters, walk ways, railings, framework of water tanks and similar work conforming to Fe 290 Gde E-165 complete all as specified and directed by Engr-in-Charge.

M&L for gunniting to RCC works in column beams, slabs, chajja, facia, landing, balconies etc by removing/ dismantling of RCC (loose concrete) and cutting of steel bar including plaster cleaning of surfaces with wire brushes and applying epoxy, paint anti corrosive coating of minimum 40-50 microns thick with sikatop Armatec 108 or Colusal VL of MC Bauchemie to rusted steel reinforcement after removing cleaning all rust and supply and fixing welded steel wire mesh 75mm x75mm with 4mm dia steel wire as facies/drops and similar works etc and expoxy based or other equivalent suitable bonding against treatment to be carried out on old concrete surface with Sikadur 32 of Sikka. Nito bond EP of fosroc or equivalent (as per manufacturers instruction) to bond old and new concrete mixing @ 2% by weight of cement polycrete and providing gunniting with a minimum pressure of 2 to 2.5 Kg sqcm and applying upto 50 mm thick gunniting in cement mortar (1:2) (one part of cement and two part of ghaghar sand) using ordinary port land cement of 43 grade over wherever required, complete all as specified and directed by Engr-in-Charge. Note:-(i) After placing the additional reinforcement all concrete surface shall be thoroughly scrubbing with. (ii) Additional reinforced TMT bars where incorporated in work and including 15mm thick cement plaster in 1:4 (iii) Work to be carried out as in patches as directed by Engr-in-charge. (iv) Rate for steel scaffolding as directed to be included in quoted rate. (v) All demolished material removed from MOD land completely.

S&F in repairs 6mm thick multi wall clear/bronze/green/ blue polycarbonate sheet with EPDM rubber gasket, silicon sealants, cold forged fasteners etc on steel structure complete all as specified and directed by Engr-in-Charge.

M&L for cutting chases n. exc 10 cm girth in brick wall and making good in cement mortar 1:3 for embedding of GI sheet in wall complete all as specified and directed by Engr-in-Charge.

Dismantling of plain or corrugated steel galvalume sheet/valley gutter any guage, thickness,including Nainital or similar pattern roof coverings including ridges for north light truss complete all as specified and directed by Engr-in-Charge.

M&L for Pre-painted galvalume aluminium zinc coating GI based Plain steel sheet 0.50 mm of any colour having tensile strength of 550Mpa as in ridges, valley gutter, roof covering/cladding to wall, fixed with self tapping screws at any heights complete all as specified and directed by Engr-in-Charge.

M&L for Pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm of an colour having tensile strength of 550Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and directed by Engr-in-Charge.

M&L for Disconnecting existing tanks size 500 to 1000 lit, setting aside etc. and required reconnecting and re-fixing in position without any leakage complete all as specified and directed by Engr-in-Charge.

Taking up or down steel tubing and refixing of any size including cleaning with all fitting and refixed complete to walls celling or laid in floors complete all as specified and directed by Engr-in-Charge.

Demolition of cement concrete of any type description and in any position complete all as specified and directed by Engr-in-Charge.

S&F butt hinges 100 mm extruded aluminium alloy with galvanised mild steel hinge pin, anodised and fixed type B-22 complete all as specified and directed by Engr-in-Charge.

S&F in repairs of 300 mm mild steel sliding bolt plate type stove enamelled black with bright bolt not less than 12 mm dia and including a minimum of 6 bolts and nuts four on bolt plate and two on stapple plate complete all as specified and directed by Engr-in-Charge.

M&L for preparation of new or previously untreated steel & iron surfaces and applying two coats of synthetic enamel paint over a coat of red oxide primer of any description over 10 cm in width or girth, not otherwise described complete all as specified and directed by Engr-in-Charge.

M&L for PCC (1:2:4) type B-1 using 20 mm graded stone aggregate as coping, bed blocks complete all as specified and directed by Engr-in-charge.

M&L in replacement for pre cast perforated RCC drain cover with frame (rectangular or square) the area of each cover should not be more than 0.5 Sqm and thickness of 60mm each with holes manufactured with M-30 grade of concrete by Vibro Compaction process using accurately designed molds and as suitable reinforced to enable the covers to take load as specified i.e. 20 MT for Heavy duty (when tested as per IS-12592) complete all as specified and directed by Engr-in-Charge.

M&L for hardcore of gauge not exceeding 63 mm using broken stone boulders, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface complete all as specified and directed by Engr-in-Charge.

M&L for 75 mm thick PCC (1:4:8) type D-2 using 40mm graded stone aggregate as in sub base including use and waste of form work complete all as specified and directed by Engr-in-Charge.

M&L for 100 mm thick PCC (1:2:4) type B-2 using 40mm graded stone aggregate as in paving, road cutting and foot path including use and waste of form work and finished surfaces of concrete even and smooth without using extra cement complete all as specified and directed by Engr-in-Charge.

M&L for washing the bore with compressed air (Pressure not less than 250 PSI & 40 Cubic feet/min capacity) to improve porosity and taking out all the sedimentation silt, deposited at a distance exceeding 50 mtr complete all as specified and directed by Engr-in-Charge.

Excavation of soil / mud from the rain water harvesting pits / drain and getting out from any depth of any type of soil and removal and spreading of excavated material from the site within the MD land to a distance not exceeding 50 metres complete all as specified and directed by Engr-in-Charge.

Cleaning of open/covered drain any width and any depth and hume pipes culverts etc and the like of any type, size of any description for silt/earth accumulated due to storm water getting out and spreading the cleaned earth outside MD land complete all as specified and directed by Engr-in-charge. Note: Cover slabs any thickness to be removed and refixed after cleaning with cement mortar (1:4) where covered drain exists.

M&L for RCC (1:2:4) type B-1 (Nominal mix) using 20 mm graded crushed stone aggregate for Slabs supported on walls, manhole covers, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified and directed by Engr-in-Charge.

M&L for TMT bar 10 mm dia or over cut to length bent to shape required including cranking bending etc complete & binding with MS wire (annealed) not less than 0.9mm dia complete all as specified and directed by Engr-in-Charge.

M&L for Formwork to soffits and sides of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping) complete all as specified and directed by Engr-in-Charge.

M&L for fine sand (Badarpur) spreaded and leveled in layers not exceeding 15 cm in rain water harvesting pits complete all as specified and directed by Engr-in-Charge.

M&L for Loose filling with aggregates of gauge 40 to 80 mm broken stone or boulders in soakage pits, soakage wells complete all as specified and directed by Engr-in-Charge.

M&L in repair for 6mm thick multiwall clear/bronze/green/blue poly carbonate sheet fixed with fasteners etc on existing metal frame with including aluminium beading, clips screws etc, complete all as specified and directed by Engr-in-Charge.

M&L for providing 4mm thick asbestos cement designer building boards including galavanised iron anodized snap grid frame work for false ceiling size of grid 605 x 605mm thickness of section not less than 0.5mm of 3 mm dia GI hanger fixed with steel dash fastener including necessary alternation for fixing electrical fixtures including taking down old false ceiling boards with frame complete all as specified and directed by Engr-in-Charge.

S&F in repairs of solid PVC wall lining consisting of 5mm thick Plain colour PVC sheet over and including 5mm thick PVC sheet fillet of width 35mm for wall paneling inclusive of fixing on to wall to make PVC Frame inclusive of solvent cement and fixing at site on PVC frame as per specifications and drawing complete all as specified and directed by Engr-in-Charge.

M/S S.K.Electricals (BID ID -3115985)

M/s Vijay Enterprises (BID ID -3098626)