REPLACEMENT OF DAMAGED ROOF SHEETS ROOF TREATMENT AND OTHER MISCELLANEOUS WORKS IN CERTAIN BLDGS DUE TO CYCLONE TAUKTAE NATURAL CALAMITY OF NORTH SIDE OF HANSA TECHANICAL AREA AND NAY G UNDER AGE BR I OF GE NW VASCO

Amount

Dismantling/Taking out existing hessain base felt or any other existing water proofing treatment from roof including cement plaster and exposing the top surface of RCC slab including removing dust, dirt and washing the roof and removing the dismantled debris to a distance exceeding 200 m but not exceeding 3000m spread and levelled as directed by Engineer-in-Charge.

M & L rendering 10mm thick (avg) on concrete surfaces over roof slabs, in cement mortar 1:4,mixed with liquid water proofing compound, finished even and smooth without using extra cement, to receive roof treatment complete all as specified and as directed. (Note: - water proofing compound shall be measured and paid saparately)

Supply only water proofing compound.

M&L for preparation of surface with wire brush and remove loose particle & laitance, wash with clean water, damaged or hollow portion, sharp edges etc. must be cut and removed till the morther slab. Fillig the cracks and damaged portion with polymer mortar and allow it to cure for 24 hrs. Brush apply the 1st Priming coat (Dr. Fixit primeseal or equivalant in Sika/ Fosroc/ BASF) on prepared concrete/ plastered surface by diluting 2 parts of Primeseal with 1 (one) part of water and allow to dry for 04 (four) hours. Apply the first coat of waterproofing coating (Dr. Fixit Newcoat or equivalent in Sika/ Fosroc/ BASF without any dilution at the rate of 2 Sqm per liter over the primed surface. On the wet surface of 1st coat overlay a open-woven fibre glass mesh, min 40 GSM of size 2mm x 2mm and allow it to soak completly. Immediately apply the second coat with a roller, to eusure complete coverage of the fibre mesh.

Apply the third coat after 6 to 8 hrs once the second coat is dry. Drying time between coats will be 6 to 8 hours all as directed and as per manufacturers instructions.

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings.

S&F Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self-tapping screws all as specified & directed.

S&F Pre- painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self-tapping screws all as specified & directed.

Dismantling mild steel work of any description not otherwise provided for

S & F Mild steel roof trusses (framed), Trussesd, purlins, crane grantries, rails, wind tie and framings and heavy bracket framing (Beam, tee, angle, channel or flat sections) confirming to Fe 410-W including cleats, distance pieces etc

Disconnecting existing water tanks of size exc. 250 ltr but n.exc. 500 Ltr capacity, setting aside (or lowering if required) for repairs, cleaning, etc

All as per item No.10.00 above but of size exc. 500 ltr but n.exc. 1000 Ltr capacity.

Cleaning and removing all scale and dirt, etc. from tanks and from mouths of circulating pipes etc. of capacity exc. 250 ltr but n.exc 500ltr and refixing in position.

All as per item No.12.00 above but of size exc. 500 ltr but n.exc. 1000 Ltr capacity.

S & F in repairs Ball brass valves 15mm, high pressure, with polythene float and fly nut complete, screwed for iron pipe or brass ferrule and fixed.

Taking up/down old GI tubing and connection of size 15mm bore, including cleaning for refixing, complete all as specified and as directed.

Taking up/down old GI tubing and connection of size 20mm bore, including cleaning for re-fixing, complete all as specified and as directed.

Supplying and laying of CPVC water tubing 15mm bore, (20mm outer dia) SDR-11 grade with all fittings and fixed complete to wall/Ceilings or laid in floors all as specified and as directed

Supplying and laying of CPVC water tubing 20mm bore, (25mm outer dia) SDR-11 grade with all fittings and fixed complete to wall/Ceilings or laid in floors all as specified and as directed.

Dismantling water tanks and removing to store exc 500 but n. exc 1000 ltrs

Dismantling water tanks and removing to store exc 250 and n.exc 500 ltrs

S&F rotational moulded polyethylene water storage tanks (cylinderical, vertical with closed top) of 500 Ltrs capacity hoisted and fixed in position inc 20mm bore PVC float valve all as specified and directed in SSR Part I

S&F rotational moulded polyethylene water storage tanks (cylinderical, vertical with closed top) of 1000 Ltrs capacity hoisted and fixed in position inc 20mm bore PVC float valve all as specified and directedin SSR Part I

S & F in repair Steel rolling shutters, 1.25 mm thick of laths, without ball bearing, as specified including top cover, anchoring rod, hasp and staple and one shop coat of primer; erected in position as indicated, complete: gear operated type with bevel gear box and crank handle.

Ball bearing for rolling shutters

Preparation of new steel surfaces and applying two coat of aluminium paint over a coat of aluminium red oxide primer

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories)

S & F 110 mm bore PVC (SWR) Soil, waste and vent pipes single socketed in any length with rubber ring joints fixed to walls.

S&F PVC Rain Water Pipe 150 mm dia including all fittings, head , shoes, branches all as specified fixed in wall including joint with PVC adhesive

Supply & fixed PVC 1/2 rounded gutters of 23/25 cm with union sockets to joints set in approved jointing compound and including bracket/ stack clamp (50x5mm) with suitable space.

Taking down cement plastering of any description on brick or stone wall etc including raking out joints hacking for key scrubbing down with water etc and removal of debries and depositing where directed.

M&L Rendering 15 mm thick cement plaster on concrete solid block walls in two coats first coat of 10 mm in CM 1:4 & 2nd coat of 5mm in CM 1:4 mixed with integral water proofing compound finished to even & smooth w/o using extra cement. Note :- Integral water proofing liquid will be measured and paid separately.

M & L for preparation of new surfaces walls and applying two coat of acrylic anti-fugal weather proof exterior grade paint of first quality over a coat of primer incl sealing the cracks all as specified in manufacturers instruction Make STP Ltd (Shallcry - 215)/ Asian Paint (Ultima stretch)/ Berger Paint (Weather coat long) all as specified and as directed.

M&L rendering 10 mm thick in CM 1:6 on concrete solid block wall surface finished even and smooth without using extra cement.

M&L for preparation on newly plastered surface of wall for painting and applying 3 mm thick wall care putty on plastered wall surfaces and applying two coat of oil bound distemper over chalk whiting.

M & L for applying one coat of synthetic enamel paint on old treated surface of steel and iron surfaces over 10 cm width or girth including preparation of surface complete all as specified and as directed.

M & L for preparation of new surface of steel or iron surfaces over 10 mm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and as directed.

Taking down Chowkats or frames not exceeding 1.5 Sq. M each (Without taking off shutters from the frames)

Taking down chowkat or frames exc 1.5 sqm but n. exc 4 sqm each (w/o taking off shutters from the frame) complete all as specified and directed.

S&F powder coated aluminium door and window shutter and frame any type (sliding or openable) and other similar work etc 60 micron section, fabricated by using the JINDAL / INDAL / HINDAL CO / CENTURIAN sections including all necessary roller wheels for window, cleats , handle, door stoper, handle, locking arrangement, Mortice lock and arrangements to received glass/ prelaminated particle board with aluminium beading and stainless steel screw incl cost of rubber gasket beadings etc complete sealing between frame & wall with epoxy sealing compound. (The weight of rubber gasket beading will not be measured and paid, glass and prelaminated particle board will be measured and paid separately) All sections as approved by GE

S&F Powder coated aluminium grill of design DG-104 pattern, made out of 10mm dia rod fixed with and including standed aluminium frame of 'F' section of size 23.4x15.3x1.4 mm thick all as per manufacturer's instructions complete all as specified and directed

Forming jambs etc to openings incl cuttings toothings and bondings into old work incl facing and pointing to match existing work complete in CM 1:4

S & F Second class hard wood plain, solid, straight chowkats and frames, wrought, framed, rebated on the solid, rounded or chamfered, put together with glue pinned at joints.

Preparation of New or previously untreated wood and wood based surfaces of any description, not otherwise described, over 10 cm width or girth and applying two coats of Synthetic enamel paint (Ordinary tint) over a coat of Pink primer.

S & F 30 mm thick second class hard wood, plain framed ,factory made panelled shutters (any number of panels), with panels of timber flat on both sides (feather edged), or of veneered particle board medium density, wood particle board with commercial face veneers supplied and fixed to chowkhats.

S & F Mild steel Angles, bars, flats etc., as in supports for stiffening of fencing, wall ties, hold fasts, clamps and similar small articles confirming to Fe 410-O 0r Fe 310-O

M&L PCC (1:2:4) type B1 using 20 mm graded aggregate as in bed block/ hold fast blocks, benching and coping etc with & including necessary form work for fair faces of concrete, complete all as specified and directed.

S & F 150 mm long Aluminium, anodised, barrel tower bolts of extruded section

S&F butt hinges medium weight stainless steel 100 mm size

S & F 150 mm long Extruded Aluminium alloy handles, fabricated type, anodised.

Aluminium alloy, anodised, sliding door bolt 250mm with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy and fixed

S&F 4mm thick sheetglass ordinary quality exceeding 0.5 sqm each pane

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