REPAIR/MAINTENANCE TO SUNKEN FLOORS, SHAFT PORTION, PLASTERING, PLUMBING AND SANITARY FITTINGS AT CERTAIN UNITS OF AGE BR I AND EM UNDER GE NORTH BINNAGURI

Amount

Taking down existing roof treatment (water proofing membrane etc) including screed bed complete from roof surfaces including parapets and lowering and removing the same to a distance exc. 50 m and n.exc.100 m including roughening of old concrete surface of roof by wire brushing and cleaning the surface to remove all loose dust, etc complete all as specified and as directed.

M&L for rendering 10mm thick on fair faces of brick work or concrete surfaces with cement mortar (1:4) mixed with liquid water proofing compound @200 ml per bag of cement or as per manufacturer's instructions order to maintain proper slope over existing roof surfaces, rendering is to be finished even and smooth (without using extra lime or cement) for laying brush bond waterproofing coating complete all as specified and as directed. Note: Water proofing treatment shall be paid and measured separately.

M&L for providing and applying single component acrylic polymer modified, fibre reinforced waterproof coating Roof Guard OR equivalent in 4 coats of application:- (a) Applying primer coat with Primer @ 0.3 kg /sqm (b) over priming coat applying roof guard OR equivalent as specified below or manufacturer instructions with fibre reinforcement a width of approx 1m @ 0.75kg/sqm on the flat or vertical surfaces over parapet wall and ensure that there are no bubbles of creases. Overlapping of the fibre is a minimum of 50mm and allow this coat to dry for a period of 2-6 hrs depending on the atmospheric condition. (c) Applying second coat of roof guard OR equivalent @0.75Kg/sqm (d) Applying final coat of primer @ 0.08kg/sqm after 2nd coat has dried properly. Note : Water Proofing treatment shall be carried out by authorised applicator approved by the manufacturer.

Dismantling floor, hearth or wall tilling including cement mortar being (but not backing), and rubbish off the premises complete all as specified and as directed.

M&L for repairs to sunken portion of slab. Treatment of sunken floor slab comprises of the following specifications :- (i) M&L for cleaning the sunken/lowered portion of RCC slab surface (including vertical total depth plus skirting height) of floors by wire brush, chisel out any mortar sticking to the surface and brooming completely. 40mm thick average PCC 1:2:4 type B-0 using 12.5mm graded crushed stone aggregate as in padding concrete to achieve proper slope including cutting holes in bricks or RCC wall for spout (ii) Rendering of uneven surfaces with 6mm thick in CM 1:4 mixed with integral water proofing compound @ 3% by wt of cement consumed. Fill it with water and check dampness and seepage. Where dampness/seepage is noticed, nozzles shall be fixed and grouting carried out. (WPC shall be measured & paid separately) (iii) All junctions points of side wall where CI/GI pipes are passing through shall be sealed with epoxy putty . (iv) After drying putty, wash the slab and sides of sunken portion with water and make it clear and clean. (v) M&L for applying two coats of polymer modified cementious water proof coating with DR. Fix Pidicrete URP with cement Ratio 1:1.5 as per manufacturs instruction to bottom and vertical sides up to finished floor level +100mm height. The thickness of two layer shall be 1mm. When the second layer is still sticky, coarse sand spray shall be carried for the vertical and bottom surface of the sunken portion all as specified and directed. (vi) Plaster the bottom and sides up to full height of sunken with minimum 20mm thick CM 1:4 mixed with integral water proofing compound (DR. Fixit Pidifin 2K) 3% by wt of cement consumed as per manufacturer's specification including rounding of corners and junctions sloping towards spout. (WPC shall be measured & paid separately) (vii) All pipes laid in sunken portion shall be covered with 50mm thick PCC 1:3:6 all around after painting with anti corrosive paint Note 1 :- Test the water proofed area (ponding test) by filling water for at least 72 hours and tested for leakage seepage and to the entire satisfaction of GE. Test shall be done in the presence of reps of MES and record for each sunken slab shall be maintained. Cost of testing is included in the rates quoted above. For the purpose of payment area of bottom and sides of sunken shall be measured in sqm.

S&F in repair vitreous china squatting pan Orissa pattern size 580x440 mm white with integral foot rest complete including provision of lime concrete bedding complete all as specified and as directed.

Supply and fixed in repairs white vitreous china wash down water closet pan (pedestal pattern) EWC, of size 520 x 360 x 390 mm with ‘P’ or `S' trap, including fixing bolts, Plastic water closet seat and cover, closed pattern with flat bottom, and mild steel chromium plated or aluminised hinging device, including making all necessary connections complete all as specified and as directed.

Taking up or down GI tubing 15mm bore pipe and connection including cleaning for refixing or removal from site complete all as specified and as directed.

Taking up or down GI tubing 20mm bore pipe and connection including cleaning for refixing or removal from site complete all as specified and as directed.

S & F 15mm bore medium grade galvanised tube with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed.

S & F 20mm bore medium grade galvanised tube with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and as directed.

M&L for non skid ceramic tiles of size 400x400x7mm thick in floor etc set & 15mm thick screed bed or bedding layer in CM 1:6 for laying floor finishes jointed in neat cement slurry and pointed in white or coloured cement to match etc complete all as specified and as directed.

Material and labour for non skid ceramic coloured tiles (1st quality) 7 to 8mm thick ( square/ rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match. over and including 15 mm thick screeding in CM 1:6 complete all as specified and as directed. Note: screed bed shall not be measured and paid separately.

M&L for 300 x 450mm glazed ceramic coloured tiles in vertical surface not less than 7 to 8 mm thick set and jointed in neat cement slurry laid over 10mm thick rendering in cement mortar (1:4) and pointed in white or coloured cement to match etc complete all as specified and as directed.

Supply & fixed in repair, Vitreous china wash basin, white flat back, size 550 x 400 mm excl taps, waste chain and plug and porcelain stopper including brackets, waste pipe & CP waste coupling complete all as specified and as directed.

Taking down PVC/AC soil pipe including fittings as in wall of any dia complete all as specified and as directed.

S&F 110mm dia PVC SWR pipes single socketed in any length with rubber ring joints, fixed to wall complete all as specified and as directed.

All as per item No 17 above but for 75 mm complete all as specified and as directed.

S&F in repair 100mm dia PVC floor trap with grating including jointing to waste pipe fixed in cement concrete (1:2:4), type B1 complete all as specified and as directed.

Supply & fixed in repair 15mm dia pillar taps, cast copper alloy with capstan heads, chromium plated, screwed down high pressure, with or without letter Hot or Cold with long screwed shanks and fly nuts screwed for 15 mm dia bore of pipe complete all as specified and as directed.

S&F in repairs 15mm dia bib taps fancy type chromium plated for 15mm bore pipe, screwed down for iron pipes or for brass ferrule all complete as specified and as directed.

Supply & fixed in repairs 15mm dia angular CP Stop valve (ISI Marked), cast copper alloy screwed down, high pressure with crutch or butterfly handle, screwed both ends for iron pipe or for unions of 15 mm bore and fixed in repair complete all as specified and as directed.

Supply & fixed in repair, Vitreous china bowl urinal, size of 465 x 355 x 265 mm white (minimum) with grating and union for discharge pipe (excl flushing cistern, flush pipe and waste pipe) complete all as specified and as directed.

S&F in repair 10 ltr capacity PVC flushing cistern low level white colour including PVC connection PVC flush pipe of required length CI brackets nin lieu of old unserviceable push button flushing cistern complete all as specified and as directed.

Taking down chowkat or frame n.exc 1.5 sqm each with shutters (without taking off shutters from the frames) complete all as specified and as directed.

Taking down chowkat or frame exc 1.5 sqm but n.exc 4 sqm with shutters (without taking off shutters from the frame) complete all as specified and as directed.

M & L for framed work as in doors frame of angle or other section conforming to Fe 410-W(Gde-E- 250)quality-A with gusset plates, rails, braces, etc. and including fixing of steel hinges or other door fittings complete all as specified and directed. Note: Door fittings like hinges, tower bolt etc shall be measured and paid separately.

S&F in repairs 35 mm thick flush shutters, solid core, construction, with block board core and plywood face panels, commercial type on both sides complete all as specified and as directed.

M&L for new surfaces of any description, not otherwise described, over 10cm width or girth with two coats of synthetic enamel paint over one coat of pink primer to wooden surfaces complete all as specified and directed.

S&F for solid PVC door frame of size 50 X 47mm made out of 5mm thick plain colour PVC sheet reinforced with MS square tube, supplied and fixed in repair in opening as per specifications and drawing complete all as specified and as directed.

S&F for factory made solid panel PVC door shutters 30mm thick (style) consisting of frame made out of MS tube for top and bottom rail, MS frame shall be covered with heat moulded plain coloured PVC 'C' channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles & plain colour PVC sheets for top rail, lock rail and bottom rail on either side and as gap insert for top rail & bottom rail; Paneling of plain colur PVC sheet to be fitted in the MS frame welded/sealed to the stiles and rails with suitable PVC sheet beading, and jointed together with solvent cement, Supplied and Fixed in the frame at site as per specification and drawings complete all as specified and as directed.

M&L for Aluminium alloy anodised sliding door bolt 300mm long complete all as specified and as directed.

M&L for Aluminium alloy anodised handle fabricated 150mm long complete all as specified and as directed.

M&L for Aluminium alloy anodised barrel tower bolts 150 mm long complete all as specified and as directed.

S&F Butt hinges 100mm size, medium weight, cold rolled stainless steel complete all as specified and as directed.

Taking down cement plaster on wall of any description including racking out joints, hacking for key, scrubbing down with water etc complete all as specified and as directed.

M&L for rendering 10 mm thick in CM 1:4 on facia, roof projection, chajja etc finished fair and even using water proofing compound @200 ml per bag of cement or as per manufacturer's instructions complete all as specified and as directed. Note: Water proofing treatment shall be paid and measured separately.

M&L for Rendering 15mm thick in CM (1:6) on concrete/brick wall surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M&L for 5mm thick plaster rendering on fair faces of concrete surfaces as in ceiling in CM (1:3) finished even and fair (without using extra cement) complete all as specified and as directed.

M&L for 15 mm thick plaster of cement mortar (1:4) rendering on fair faces of brick work with water proofing compound @200 ml per bag of cement or as per manufacturer's instructions finishing the surface even & fair without using extra cement complete all as specified and as directed. Note :Water Proofing Compound shall be measured and paid separately under relevant item of this Schedule 'A'.

Supply only liquid water proofing compound conforming to IS: 2645 - 2003 complete all as specified and as directed.

M&L for three coats of white wash on walls over newly plastered surfaces of wall including preparation of surfaces etc complete all as specified and as directed.

All as per item Ser No 41 above but three coats of white wash on ceiling complete all as specified and as directed.

M&L for applying two coats of colour wash over a coat of white wash on newly plastered surfaces of wall including preparation complete all as specified and as directed.

M&L for two coats of acrylic emulsion paint (weather coat) over newly plastered surface of wall and necessary preparation of surfaces including 1mm thick wall putty complete all as specified and as directed.

M&L for preparation of old decorated surfaces of wall by brooming down or steel wire brushing scrapping down to remove smoke soot moulds moss and efflorescence salts and treating oil and greasy spots etc and applying two coats of colour wash complete all as specified and as directed.

M&L for preparing old decorated plastered or unplastered surfaces of walls including cornices, pilasters and other wall features etc by brooming down or steel wire brushing scrapping down to remove smoke soot moulds moss and efflorescence salts and treating oil and greasy spots etc and applying two coats of white washing on the same all as complete all as specified and as directed.

All as per item No 48 above herein above but on ceiling complete all as specified and as directed.

M&L for two coats of applying acrylic emulsion paint (weather coat) over existing surfaces of wall, chajja, column etc and including necessary preparation of surfaces including wall putty/white cement wherever required to fill the wall cracks/holes complete all as specified and as directed.

M&L for preparation of old painted to wooden and wooden based surfaces of any description not otherwise described, over 10 Cm width or girth and applying one coat of synthetic enamel paint on the same complete all as specified and directed.

M&L for preparation of old painted to steel surfaces of any description not otherwise described, over 10 Cm width or girth and applying one coat of synthetic enamel paint on the same complete all as specified and directed.

Dismantling existing PVC water tanks exc. 500ltrs and n. exc. 1000 ltrs complete all as specified and as directed.

S&F 1000 ltrs rotational moulded polyethylene water storage tanks in triple layer (cylindrical vertical with closed top) including connecting up pipes securing access covers etc complete all as specified and as directed.

S&F 500 ltrs rotational moulded polyethylene water storage tanks in triple layer (cylindrical vertical with closed top) including connecting up pipes securing access covers etc complete all as specified and as directed.

S&F in repairs 25mm dia PVC ball cock (PVC float valves) complete high pressure with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed as required to use reducer and check nut complete all as specified and as directed.

S&F in repair 15mm bore chromium plated shower roses with arm (size of arm 195mm long with bend to 45 degree) complete all as specified and as directed.

S&F in repairs fancy type chromium plated 15mm dia stop valves long shank and cup(concealed type), cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed in iron pipe 15mm bore complete all as specified and as directed.

S&F in repair powder coated aluminium window sliding type three track (one gauge and two glazed shutter) aluminium sections weighing not less than 0.55 Kg per mtr for shutter and aluminium sections weighing not less than 1.67 Kg per mtr for frame including necessary jointing cleats, glazing cleats, rubber packing, screws, handle, locking arrangement etc complete and 4 mm thick tinted glass and stainless steel mosquito proof gauge complete all as specified and as directed. Note: Standard size and section as shown on HQ CE Siliguri Zone Drawing No CESZ/2018/TD-09 Sheet 1/8 to 8/8.

S&F in repair aluminum anodized louvered ventilators with glass louvers , without sash bars, of aluminium sections weighing 0.55kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws, anodised aluminium fittings and 5.5mm thick tinted glass fixed in panels with suitable locking arrangements including taking down old complete all as specified and as directed. Note: Standard size and section as shown on HQ CE Siliguri Zone Drawing No CESZ/2018/TD-09 Sheet 1/8 to 8/8.

Hacking out old broken glass (any thickness, size, quality or description) from metal frame including punching or drilling out old glazing pins/spring clips and providing and fixing new one complete all as specified and as directed.

M&L for 3mm thick sheet glass ordinary quality and glazing with oil putty in square n. exc. 0.5sqm in each pane complete all as specified and as directed.

S&F Mild steel framed work such as grills, gratings, guard bar etc with ends of bars shouldered or riveted or for 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 as directed.

Demolition of Roofs, floors (as in RCC water tank), beams staircases, landing, chajjas, & similar suspended work Cement concrete (reinforced) complete all as specified and as directed.

M&L RCC 1:1.5:3 Type A1 (using 20 mm graded stone aggregate) as in slab supported on walls chajjas complete all as specified and as directed.

M&L for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and as directed.

M&L for granite work 18-20 mm thick table rubbed and polished as in top of kitchen slab over 15 mm thick cement screed bed cement mortar 1:6 laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete all as specified and as directed.

S&F vitreous china wash basin counter type, white oval shape including waste chain and plug and porcelain stopper but including brackets, waste pipe & CP waste coupling complete all as specified and as directed.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

M&L for PCC 1:3:6 type C2 using 40mm graded stone aggregate, 75mm thick in plinth protection laid in panels and finished even and fair including necessary form work complete all as specified and directed. Note : Joints 12mm wide to the full depth of PCC shall be provided at every 3 meters and at every change of direction and shall be filled with mixture of bitumen and sand 1:3 by weight complete all as specified and as directed.

M/S SINHA ENTERPRISE

BIG BEN ENTERPRISES

SHRI ARABINDA GHOSH

M/s. RAMPHAL GARG

samrat saw mill and joinery workshop

PRAVESH KUMAR

M/S MOHAN KUMAR BANSAL