REPAIRS REPLACEMENT TO LEAKAGE SEEPAGE PLUMBING INTERNAL WATER SUPPLY SYSTEM AND PLASTERING INSIDE AT PIRU VIHAR AND OLD BASE HOSP NEW CHITRAL LINE BASANTRA LINE IN THE AREA OF AGE BR III WEST UNDER GE WEST DELHI CANTT 10

Amount

Note for all items :- (a) All demolished material/debries shall be removed from the side and dispossed off out of MOD land. No extra cost will be paid on this account. (b) Wk shall be executed upto 9th storey building. (c) Rate for all scaffolding, ladders, plant and form work(which is not covered under above items) shall be incuded against item No. 29, 30, 35 to 39. (d) If any damages of LPG pipes and fittings occurred during execution of work shall be liabilities of contractor and repair/refixing shal be done at contractor risk. No extra cost shall be paid on this account.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for by mechanical means (like drill machine, Hilti, pneumatic chisel, etc) complete all as specified and directed.

M&L PCC 1:5:10 Type E-2 (using 40 mm graded stone aggregate ) in mass concrete incl demolition of unreinforced cement/lime concrete exc 15cm thickness for sunken portion of WC, complete all as specified and directed.

M & L for Water proofing treatment of sunken RCC slab : (i) 15mm thick plater in CM (1:3) mixed with WP compound as per manufacturer's instructions shall be provided on sunken portion while the concrete is green. (ii) Apply cement sullry @ 0.488 kg/sqm cement mixed with Acrylic based polymer modified cementious composite compound @ 0.253 kg/sqm and the surface will be allowed to air cure for 4 hours. (iii) Apply another layer of cement slurry @ 0.242 kg/sqm of cement mixed with Acrylic based polymer modified cementious composite compound @ 0.126 kg/sqm and the surface will be allowed to air cure for 4 hrs. (Make of cement composite compound of Dr. Fixit/Fosroc/Sikka) (iv) Curing the sunken portion with water minimum for 48 Hrs by ponding. (v) Paste 200micron thick poythene film of approved make with approved adhesives to the treated sunken surface. (vi) Joints/Traps/WC/Soil pies shall be properly sealed with approved sealing compound of approved make. (vii) Testing of all traps & joints shall be done after sealing and before filling of sunken slabs. (viii) 20mm dia GI (length of pipe 350mm) spout pipe shall be provided for drain out the water in sunken portion.

M&L 15mm bore GI tubing, medium grade, with all fittings and fixed including taking down old tubing and connections, complete to walls, ceiling or laid in floor.

All as per item No. 5 above but 20mm bore tubing.

S & F for CPVC pipe 20mm dia with all fittings and fixed complete to walls, ceiling or laid in floors of medium grade including dismantling of old GI pipes complete all as specified and directed.

M&L for cutting chases, pinning in brick walls and making good to facing where required and pointing in cement mortar 1:3 to ends or edges of landing, steps, cills, sunshades, shelveds lintels etc and cutting chases for concealed water tubing etc and making good cutting exc 10cm but n.exc 20cm girth complete all as specified and directed.

Taking down cement or cement lime plaster on walls incl racking out joints, hacking for keys, scrubbing down with water etc complete all as specified and directed.

M&L for rendering 15 mm thick in cement mortar 1:6 on fair face of brick work/ concrete surfaces and finished even and fair without using extra cement complete all as specified and directed.

M&L rendering 15 mm thick in cement mortar 1:4 on fair faces of brick or concrete surfaces finished fair and even with using extra cement including water proofing compound @ 2% by weight of cement, complete all as specified and directed. Note:- (i) The rendering is to be done in cement and sieved badarpur sand only (1:4).(Supplying integral WPC is included in this unit rate.) (ii) Cost for necessary steel formwork & shuttering of the above aspects shall be deemed to be included in the quoted rate of the respective item and nothing extra shall be paid on any account.

M&L for rendering 5 mm thick in cement mortar 1:3 on ceiling and finished even and smooth without using extra cement, complete all as specified and directed.

M&L for two coats of oil bound distemper including preparation of new plastered surfaces over one coat of alkali resistant primer complete all as specified.

M&L three coat of white washing on newly plastered surfaces of walls/ceiling including preparation of surfaces.

M&L for preparing new plastered surfaces of wall upto 4th storey height and applying two coats of cement base paint, white or tinted over one coat of alkali resistant primer complete all as spd & directed.

S&F 100mm bore CI spun pipes soil, waste or vent pipes in any length with or without ears with cement joints laid in trenches, floors, fixed to walls or fixed with existing CI pipes/connection and make functional/cleaned including dismantling of cast iron or reinforced concrete drain pipes including fittings etc complete all as directed.

All as per item No. 16 above but 75mm bore of pipe.

S&F in repairs 100mm bore spun cast iron bends (any radius) diminishing pieces or tapers (larger bore to be measured) with oval access doors complete all as spd and directed.

All as per item No. 18 above but 75mm bore of pipe.

S&F in repair 100mm bore CI spun Tee/branch pieces, single (equal or unequal), ordinary or inverted (spigot or socket type) or with parallel branches including oval access door complete all as spd and directed.

All as per item No. 20 above but 75mm bore of pipe.

S&F CI Cowl for 100mm bore of CI spun pipe complete all as specified and directed.

S&F in repairs 10 ltrs capacity PVC valveless syphonic action type low level flushing cistern complete with syphone handle lever PVC bend including connecting to WC and fixing on walls with bracket complete all as specified.

S&F in repair vitreous china white european type WC with 'P' or 'S' trap including connection to drain pipes, traps and PVC flushing cistern with 32mm dia PVC flush pipe including PVC seat cover and fixing bolts complete all as spd & directed.

S&F in repair viterous china squatting pan (orissa pattern) long pan size 580x440mm white with integral footrest with CI 'P' or 'S' trap complete (excluding flushing cistern and flush pipe), complete all as specified and directed.

S&F in repairs spun CI floor trap long arm with grating including jointing to waste pipe in run lead with dia of outlet 75mm including floor around to required depth and burning lead joints etc to facilitate dismantling old CI trap and making good complete all as specified and directed.

S&F in repair PVC (SWR) bends 110 mm bore complete all as specified and directed.

S&F in repair PVC (SWR) 110 mm bore rain water pipes single socketed in any length with rubber ring joints fixed to walls, making good/leak proof in connection with roof slab and making shoes for rain water pipes in CM 1:4 or PCC 1:3:6 complete all as specified and directed.

M&L for Chipping of spalled and loose concrete and cleaning rust from reinforcement by sand blasting scrubbing down concrete surface with wire brushes, cleaning with water, allowed to dry and applying a layer of antirust and then Zinc rich epoxy primer all as per manufacturer's instructions & specified followed by a layer of bonding coat & then guniting over steel welded mesh 2mm dia of wire and aperture 75mm, total thickness of guniting not exc 25mm thick (average thickness) with cement mortar 1:2 using OPC 43 grade cement and finally applying cement plaster in cement morter 1:3 over guniting surface of required thickness to give even, uniform, and smooth finish conforming to proper geometrics to match with the existing surface as in sides and soffits slabs, Chajjas, fins, facias, parapets, beams and columns etc complete including necessary steel scaffolding, shuttering, necessary chases to brickwork or RCC members at any height up to 4 storey building complete all as specified & directed. Note: Steel Welded mesh is to be welded with existing reinforcement. The Cost of welded mesh is deemed to be included in the unit rate quoted and the work to be carried out up to 4 storey bldgs/in floor roofs.

All as per item No. 29 above but exc 25mm thickness but n.exc 40mm thickness.

Dismantiling floor hearth or wall tiling/cladding/terrazo dado including cement mortar bedding incl backing/cement plaster till the brick surface and removing the rubbish off the premises (outside MOD Land) complete all as spd & directed.

M&L for non skid colour ceramic rectified tiles 7-8 mm thick (square/rectangular) area of each tiles exceeding 0.11 Sqm but not exceeding 0.18 Sqm, in floors etc, set jointed in neat cement slurry & pointed in coloured cement to match and including 15mm thick screed bed in CM 1:4 complete all as spd & directed.

M&L for coloured printed glazed ceramic rectified tiles of size 200X 300X 6-7mm/ 300X 450X 6-7mm on vertical surfaces such as dado/skirting, set and jointed in neat cement slurry and pointed in white/ coloured cement, laid over and including cement screed bed 10mm thick in cement mortar 1:4, complete all as specified.

S&F in repair curtain rods of stainless steel 25mm dia with and including SS decorative finials and SS brackets suitable for SS curtain rod fixed on wall etc complete all as specified & directed. Note : Only curtain rod shall be measured for payment purpose.

M&L for repairing of spalled concrete from ceiling in the following stages:- 1. Prepration of existing surfaces like chipping of unsound weak / loose concrete with electric hammer or manually including tapering all edges, making square shoulders of cavities etc. n.exc 50 mm thickness removal of debries, complete all specified and directed by the Engineer-in-charge. 2. Applying rust remover cum passivator Sika rustoff 100 @ 0.20kg/Sqm/per coat or as per manufacturer's specifications to remove rust from existing reinforcement (Make : Sika/Fosroc/Pidilite or equivalent) 3. Applying a epoxy based zinc rich rebar corrosion protection system of product : Fiazin(R) R @ 0.15Kg/Sqm/coat or as per manufacturer's specifications (Make : Sika/Fosroc/Pidilite or equivalent) 4. Mixing & applying two component Epoxy resin concrete Bonding coat of Sikadur(R)-32 LP A & B @ 0.40 Kg/Sqm(Mixing proportion as per manufacturer's instructions) on prepared RCC surfaces as per manufacture specification including prepartaion of surface by chipping and throughly cleaning of surface complete whereever required over new reinforcement (if required) and as directed by the Engineer-in-charge.(Make : Sika/Fosroc/Pidilite or equivalent) (Reinforcement will be measured and paid separatley). 5. Apply a pre-batched one component polymer modified cementious patch repair mortar of avg thickness 25mm not exceding 50mm in layer of 15mm thick each of Product: Sika Mono Top®-122 F as per manufacturer insturctions and as directed. 6. Apply aluminised synthetic resin Concrete curing compounds for the prevention of premature water loss from concrete of product: Antisol®-E(WP) @ 0.10 to 0.20 kg/m2 as manufacturers instructions and as directed

M&L for making "V" groove of 5mm wide and 5mm deep over crack line by electrically operated angle grinder with diamond concrete saw blade and cleaning it by air blower and sealing it with polymer modified mortar as directed by the Engineer-in-charge. (Make : Sika/Fosroc/Pidilite or equivalent)

Drilling and fixing NRV injection packers in RC members including, (a) Drilling Holes: Drilling holes in structural members at the intervals as per recommendation of engineer in charge. (b) Cleaning of holes: Clean the holes by air blower prior to fixing nozzles. Fixing of Packers: Insert 12 mm dia., 50~75 mm long injection packers in cleaned holes with solvent free, moisture insensitive epoxy resin based putty Sikagard 694 F (I) or equivalent. (c) Cutting of Packers: Cut the packers by cut of wheel after completion of grouting without damaging structural elements.

M & L for shrinkage free low viscous epoxy resin based injection grout. Product: Sikadur®-52 as per manufacturers instructions and as directed by the Engr-in-Charge. (Make : Sika/Fosroc/Pidilite or equivalent)

(a) M & L for mixing & applying two component Epoxy resin concrete Bonding coat of Sikadur(R)-32 LP A & B @ 0.40 Kg/Sqm(Mixing proportion as per manufacturer's instructions) on prepared RCC surfaces as per manufacture specification including prepartaion of surface by chipping and throughly cleaning of surface complete whereever required over new reinforcement (if required) and as directed by the Engineer-in-charge.(Make : Sika) (Reinforcement will be measured and paid separatley). (Make : Sika or equivalent) (b) Apply a pre-batched one component ready to use non-shrink, cementitious micro concrete with proper tightly erecting plywood shutter (Shutter will be measured and paid seperately) for avg 75 mm thickness (for above 50mm thick section areas) with product Sika Rep Microcrete®-4 as per manufacturer insturctions and as directed by the Engr-in-Charge. (Make : Sika/Fosroc/Pidilite or equivalent)

Note:- For item No. 35 to 39 : (a) The contracator shall have MoU from retrofitting specialist agency as approved by GE for structural repair (of manufacturers Fosroc/Pidilite/Sikka any of one from which he proposed to caarry out the work covered under above items. Such retrofitting specialist agencay should have valid authorization letter from Fosroc/Pidilite/Sikka. The applicator should have also successfully completed similar works

Deduct Credit: for demolished/dismantled material of (-) Rs 52850.00 (Minus) as listed in Schedule 'A' Part II (Credit Schedule) Note: Tenderer's shall not quote against this item. The amount of Credit Schedule is tentative, however the same shall be considered to arrive at the contract sum.

ONKAR ENGINEERS CONTRACTORS

Chandramauli Engineers Pvt. Ltd.