LEAKAGE SEEPAGE, ROOF REPAIR AND OTHER ALLIED WORK FOR VIKRAM VIHAR AND VRC UNDER AGE B/R-I OF GE (SOUTH) DELHI CANTT-10

Amount

Demolition of brick work (Roof Parapet) built in cement mortar, including all quoins, arches, pillars etc of any description including removing debrish from site complete all as specified and as directed.

M&L for brick work with sub class `B' bricks, straight or curved on plan exc 6m mean radius built in cement mortar 1:6 complete all as specified and as directed.

M&L for Shotcreting /Gunniting (For through repairs of RCC elements like Slabs, Beams, lintels, chajjas etc. up to 5th floor level) 25 mm thick Shotcreting (Guniting) of R.C.C. components with approved mix mortar [with ordinary Portland cement, coarse sand in proportion (1:3) with providing and fixing reinforcement with hard drawn steel wire fabric of 2 mm dia wire , 100 mm pitching fixed to existing RCC bottom any type of slab (bottom face) including the cost of materials, labour, Plants and equipment, centering and shuttering at edges and corner if required, propping, scaffolding and safety arrangement quality control & testing of works, including Chipping (vide note (i) below), cleaning of concrete surface and reinforcement rust with sand blasting (vide note (ii) below), wet curing quality control and testing etc. complete as per specifications and as directed by Engineer- in-Charge. Surface shall be evaluated by sounding /tapping with a blunt metal instrument by engineer in charge or his representative apart from cube tests for compressive strength of 25 N/sqmm and NDT tests complete all as specified and as directed.

Notes:- (i) Chipping of plaster and unsound/weak concrete material shall be done till reinforcement bars are exposed from slabs, beams, columns etc. with standard power driven percussion type or pneumatic chisel of standard make as directed by Engineer-in charge including tapering all edges, making square shoulders of cavities etc. and disposal of debris . (ii) Cleaning of concrete surface and reinforcement rust shall be done by sand blasting with coarse sand followed by and including cleaning with oil free air blast so as to de-rust reinforcement bars as per direction of Engineer in charge.

M&L for polymer modified mortar as in patch repairs 25-30 mm total average thickness ( in 2 layers) incl necessary form work as per site requirement up to 4th floor level in Slabs complete all as specified and as directed.

M&L for polymer modified mortar as in patch repairs 50-60 mm total average thickness ( in 3 layers ) incl necessary form work as per site requirement up to 4th floor level in Beams and Columns complete all as specified and as directed.

Notes for Ser items Nos. 4 and 5:- Polymer modified mortar repairs shall be done as per following methodology:- (i) Chipping of plaster and unsound/weak concrete material till reinforcement bars are exposed, which enables their rust removal vide note (ii) below, from slabs, beams, chajjas, balconeys, and columns etc. with standard power driven percussion type or pneumatic chisel of standard make as directed by Engineer-in charge including tapering all edges, making square shoulders of cavities etc. complete and disposal of debris up for all lifts and leads.

(ii) Rust removal by Providing and applying Reebaklens RR of Fosroc or equivalent from approved makes specified in Appendix ' B' to particular specification, a combination of acid based material, corrosion inhibitors and dispersing agents rust remover, for removal of all rust/ scales/corrosion from reinforcement bars before micro concreting or patch repair, It Shall be applied with brush for complete wetting of rusted metal surface at coverage of 2- 2.5 Sqm/litre & allow it to react for 16-24 hours. After 24 hours, a white layer will appear which will protect further corrosion of metal /steel for.

(iii) Anticorrosive treatment by Providing and applying Nitozinc Primer of Fosroc or equivalent from approved makes specified in Appendix ' B' to particular specification, an epoxy based zinc rich anti corrosive primer having adhesive bond strength ≥ 1.5 MPa as per ASTM D4541, & shall comply to per ASTM B-117 to be applied on well cleaned, fully exposed and all loose scale , rust free surface obtained by grit blasting or suitable means , to be done with coverage @4.5sqm/litres to achieve a minimum thickness of 40microns DFT or as per direction of Engineer-In-Charge/GE.

(iv) Epoxy bonding for Old concrete & New concrete by providing and applying bond coat on the prepared surface with two component epoxy based bonding coat Nitobond EP of Fosroc or equivalent from approved makes specified in Appendix 'B' to particular specification, having specific gravity 1.5 to 1.2 gm/cc, Compressive strength (BS 6319 Pt.2)- 50 Mpa at 7 days, Flexural strength strength (BS 6319 Pt.3)- 35 Mpa at 7 days, Tensile strength (BS 6319 Pt.7)- 20 Mpa at 7 days, Shear Strength (BS 6319 Pt.4)- 10 Mpa at 7 days, having an over lay time of 6 hrs and 30 ̊C. Bonding agent shall have coverage not less than 2.5 Sqm/litre. Laying of reinstatement polymer modified mortar or micro concrete shall be completed within the overlay time of bonding coat.

(v) Polymer modified mortar by providing and laying single component, polymer modified, fibre reinforced cementitious repair mortar, Rendroc SP40 or equivalent from approved makes specified in Appendix 'B' to particular specification, over the tacky bond coat, that achieves Compressive strength (BS 1881 Pt.116) > 20 MPa at 1 day, > 45 Mpa at 28 days, Tensile Strength >2.5 MPa, Flexural Strength > 7Mpa at 28 days, Finishing the same with trowel carefully compacting the same around the rebars and finishing to bring it in line with existing concrete surface on the beams, slabs, piles etc. complete in all aspect as per manufactur's methodology.

(vi) Work shall be completed only after proper wet curing has been done by contractor and surface has been evaluated for satisfactory quality by sounding/tapping with a blunt metal instrument, and testing of Polymer modified mortar cubes filled up and cured by contractor during the application of Polymer modified mortar (75mm size cube crushing strength at the end of 28-day to be not less than 45 N/sqmm) in addition to NDT Testing.

(vii) Unit rates quoted for Polymer modified mortar 25-30 mm and Polymer modified mortar 50-60 mm (against items 4.00 and 5.00 respectively) are inclusive of all materials, labour, tools and plants, propping, scaffolding, formwork, safety arrangement, quality control, testing etc. and all items of works included in notes (i) to (vi) above complete in all respect, as per specifications and as directed.

M&L for Rebar Fixing using Chemical Anchor up to 5th floor level by drilling following suitable holes in reinforced cement concrete with power driven drill machine to a minimum depth of 10D(D-Dia of Bar in mm) in RCC beams, lintels, columns and slabs to introduce new steel bars including fixing the steel bars in position using Lokfix E75 of Fosroc or equivalent from approved makes specified in Appendix ' B' to particular specification, a two-component epoxy anchoring material, supplied in 3:1 ratio having compressive Strength (EN196) >110 MPa, Flexural Strength (EN196) >40MPa, E Modulus (EN196) 10,800 MPa excluding cost of reinforcement bars complete all as specified and as directed.

All as per Srl item No. 6 above, but 10 mm dia Shear Connectors up to 5th floor level.

All as per Srl item No. 6 above, but Anchoring bars for 8 mm Dia up to 5th floor level.

All as per Srl item No. 6 above, but Anchoring bars for 10mm Dia up to 5th floor level.

All as per Srl item No. 6 above, but Anchoring bars for 12mm Dia up to 5th floor level.

All as per Srl item No. 6 above, but Anchoring bars for 16mm Dia up to 5th floor level.

M&L for non shrink, polymer modified cementitious micro-concrete Rendroc RG of Fosroc or equivalent from approved makes specified in Appendix 'B' to particular specification, having compressive strength (BS 4551-80)-50 Mpa at 28 Days, Tensile strength- 2 Mpa @ 28 Days, Flexural Strength(BS 4551-80)-5 Mpa at 28 Days. product shall have A1 Class Fire Rating confirming to EN1504 cl 5.5, Thermal conductivity of 1.5W/m degree C. Renderoc RG can be applied in sections up to 100mm deep. Pouring the same into the formwork using suitable arrangement or if required using pumping device for uniform flow of micro concrete complete all as specified and as directed.

Notes for srl item No. 7:- Non shrink, polymer modified cementitious micro-concrete shall be done as per following methodology:- (i) Chipping of plaster and unsound/weak concrete material till reinforcement bars is exposed to enable their rust removal vide note (ii) below from slabs, beams, columns etc. with standard power driven percussion type or pneumatic chisel of standard make as directed by Engineer in charge including tapering all edges, making square shoulders of cavities etc. and disposal of debris.

(ii) Rust removal by Providing and applying Fosroc Reebaklens RR or equivalent from approved makes specified in Appendix ' B' to particular specification, a combination of acid based material, corrosion inhibitors and dispersing agents rust remover, for removal of all rust/ scales/corrosion from reinforcement bars before micro concreting or patch repair, It Shall be applied with brush for complete wetting of rusted metal surface at coverage of 2- 2.5 Sqm/litre. & allow it to react for 16-24 hours. After 24 hours, a white layer will appear which will protect further corrosion of metal /steel for about 5-7 days. Before applying any protective coating, the surface should be wire brushed and thoroughly cleaned for dust with dry cloth.

(iii) Anticorrosive treatment by Providing and applying Nitozinc Primer of Fosroc or equivalent from approved makes specified in Appendix ' B' to particular specification an epoxy based zinc rich anti corrosive primer having adhesive bond strength ≥ 1.5 MPa as per ASTM D4541, & shall comply to per ASTM B-117 to be applied on well cleaned, fully exposed and all loose scale , rust free rust free surface obtained by grit blasting or suitable means , to be done with coverage @4.5sqm/litres to achieve a minimum thickness of 40microns DFT.

(iv) Epoxy bonding for Old concrete & New concrete by providing and applying bond coat on the prepared surface with two component epoxy based bonding coat Nitobond EP of Fosroc make or equivalent, having specific gravity 1.15 to 1.2 gm/cc, Compressive strength(BS 6319 Pt.2)- 50 Mpa at 7 days, Flexural strength strength(BS 6319 Pt.3)- 35 Mpa at 7 days, Tensile strength (BS 6319 Pt.7)- 20 Mpa at 7 days, Shear Strength (BS 6319 Pt.4)- 10 Mpa at 7 days, having an over lay time of 6 hrs and 30 ̊C . Bonding agent shall have coverage not less than 2.5sqm/litre. Laying of reinstatement polymer modified mortar or micro concrete shall be completed within the overlay time of bonding coat .

(v) Work will complete only after proper wet curing has been done and testing of Micro concrete cubes filled up and cured by contractor during column jacketing work (100 mm size cube crushing strength at the end of 28-day to be not less than 45 N/sq.mm). (vi) Unit rate quoted is inclusive of cost of materials, labour, tools and plants, shuttering & scaffolding, formwork, safety arrangement quality control and testing etc. & preparatory works under notes (i) to (v) above.

Taking down cement or cement lime plaster, any description, on brick or stone walls/ concrete surface, etc including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and as directed.

M&L for 15 mm thick cement plaster on fair faces of brick work or concrete surfaces in cement mortar 1:4 upto finished even and fair with water proofing compound by weight as per manufacturer's instructions complete all as specified and as directed. Note : WPC will be paid separately

M&L for 15mm thick rendering in CM 1:6 of brick/ concrete surface finished fair even and smooth wihout using extra cement and then applying a coat of liquid water proofing compound as per manufacturers instruction over newly plastered surface complete all as specified and as directed. Note: Liquid water proofing compound shall be measured and paid seperately.

M&L for 10mm thick rendering in CM 1:3 on ceiling and finished fair even and smooth without using extra cement complete all as specified and as directed.

M&L for preparation of new plastered wall surfaces and applying two coats of cement base paint, white or tinted (colour and shade as per new colour scheme approved by GE) complete all as specified and as directed.

M&L for preparing of new plastered or unplastered surfaces of ceiling and applying three coats of White wash complete all as specified and as directed.

M&L for preparing new plastered or unplastered surfaces of wall and applying two coats of oil bound distemper over a coat of primer complete all as specified and as directed.

Supply only liquid water Proofing Compound complete all as specified and as directed.

Dismentling floors, hearth or wall tiling including cement morter bedding (but not backing), removing serviceable tiles to store and rubbish off the premises complete all as specified and as directed.

M&L for Virified Ceramic tiles, light shade, 10mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in floors etc. laid over and including 15mm thick cement mortar screed bed of CM (1:6) , set and jointed in neat cement slurry @ 3.00 kg per Sqm and pointed in white or coloured cement to match the shade of tile complete all as specified and as directed.

M&L for Non skid ceramic colour tiles, light shade, 7 to 8 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.18 sqm not exceeding 0.38, in floors etc. laid over and including 15mm thick cement mortar screed bed of CM (1:6) , set and jointed in neat cement slurry @ 3.00 kg per Sqm and pointed in white or coloured cement to match the shade of tile, complete all as specified and as directed.

M&L for Non skid coloured ceramic tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, as in floors etc laid over and including 15mm thick cement screed bed in CM (1:6), set and jointed in neat cement slurry and pointed in white/coloured cement to match the shade of tiles complete all as specified and as directed.

M&L for Non skid coloured ceramic tiles 7to 8 mm thick (square/rectangular)area of each tile exceeding 0.11 sqm but n exc 0.18 sqm, as in floors laid over and including 15 mm thick cement screed bed in CM (1:6), set and jointed in neat cement slurry at the rate of 3 kg per sqm and pointed in white/coloured cement to match the shade of tiles complete all as specified and as directed.

M&L for Glazed Ceramic coloured tiles in vertical surface 450X300X7 mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match over and including 10mm thick backing coat of cement mortar (1:4) complete all as specified and as directed.

M&L for Glazed ceramic coloured tiles of 300x200x7mm thick, laid on vertical surfaces such as skirting, dados and risers to steps etc laid over and including 10mm thick cement plaster in CM (1:4) set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles complete all as specified and as directed.

Cutting chases in brick walls, pinning in, making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, shelves, lintels, etc, and cutting chases for concealed water tubing’s or conduit wiring, etc and making good, cutting not exceeding 10cm girth complete all as specified and as directed.

M&L for cutting holes into or through cement concrete slabs, chajjas etc. superficial area n. exc. 100 sq cm reinforced or otherwise incl arrangement for cutting through reinforcement if required complete all as specified and as directed.

Taking up or down 15mm bore steel tubing and connections including cleaning for re-fixing or removal to store complete all as specified and as directed.

Taking up or down 20mm bore steel tubing and connections including cleaning for re-fixing or removal to store complete all as specified and as directed.

Taking up or down 25mm bore steel tubing and connections including cleaning for re-fixing or removal to store complete all as specified and as directed.

S&F in repairs 32 mm PP-R connection(Tank nipple) for water tank to overflow PP-R pipe 40mm dia complete all as specified and as directed.

S&F in repairs 40 mm PP-R connection(Tank nipple) for water tank to overflow PP-R pipe 40mm dia complete all as specified and as directed.

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

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

S&F 25mm bore GI tubes, medium grade galvanised, with all fittings and fixed complete to walls and ceilings or laid floors or concealed complete all as specified and as directed.

Fixing only 15 mm bore GI tubes, medium grade galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors or concealed complete all as specified and as directed.

Fixing only 20 mm bore GI tubes, medium grade galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors or concealed complete all as specified and as directed.

Fixing only 25 mm bore GI tubes, medium grade galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors or concealed complete all as specified and as directed.

S&F in repairs wash basin mixing valve 15mm dia Hot and Cold CP brass fancy including joints to steel pipe or unions for centre hole wash hand basin, including fittings complete all as specified and as directed.

S&F in repairs wall mixing valve Hot and Cold water Screwed Down for iron pipe 15mm dia CP brass fancy including joints to steel pipe or unions , including fittings for complete all as specified and as directed.

S&F in repairs CP brass health faucet Health faucet (ABS Body) mild steel chromium plated suitable for 15 mm dia pipe with 1.25 metre long flexible tube and ABS wall hook including making connections and fixed in position complete all as specified and as directed.

S&F in repairs Vitreous china wash down water closet pan (pedestal pattern) , white/ off white complete all as specified and as directed.

S&F in repairs PVC valveless, syphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets of 10 litre capacity complete all as specified and as directed.

S&F in repairs PVC waste pipe 32mm bore, 65cm long plain/ corrugated including suitable adopter complete all as specified and as directed.

S&F in repairs stainless steel grating dome 125 mm dia of best quality complete all as specified and as directed.

S&F in repairs Brass chromium plated shower rose 125mm size with arm complete all as specified and as directed.

S&F in repairs soap dish of mild steel chromium plated brass screws complete all as specified and as directed.

S&F in repairs CP waste coupling 32 mm dia suitable for wash hand basin or kitchen sink complete all as specified and as directed.

S&F in repairs PVC trap/floor trap with grating including jointin to wasted pipe with cement joints, dia of outlet 100mm in cement concrete type B1 (1:2:4) complete all as specified and as directed.

S&F in repairs 15 mm size brass chromium plated Stop valve/angle valves fancy type cast copper alloy complete all as specified and as directed.

S&F in repairs 15 mm angle valve / stop cock chromium plated, cast copper alloy screwed down high pressure fancy type, chromium plated with long shank and cup (concealed type) screwed for both ends for iron or for unions complete all as specified and as directed.

S&F in repairs bib taps long body 15mm bore, chromium plated cast copper alloy, fancy screwed both ends complete all as specified and as directed.

S&F in repairs PVC connection 15mm size with brass nut of length 450 mm for hot water pipe complete all as specified and as directed.

S&F in repairs brass spindles with knobs (05 No) suitable for concealed stop valves/ bib tap/ pillar tap/ hot and cold mixture etc. all as per sample complete all as specified and as directed.

S&F in repairs PVC long bend for low level flushing cistern complete all as specified and as directed.

S&F in repairs HDPE PVC lid (cover) for 500 to 1000 Litres capacity PVC tanks complete all as specified and as directed.

S&F in repairs toilet paper holder of brass chromium plated fixed to walls with CP brass screws complete all as specified and as directed.

Dismantling of brick tiles (laid flat or on edge) on roof surface.laid bedded and pointed in any mortar complete all as specified and as directed.

Demolition of mud in roof, any thickness, including plastering and leeping incl necessary scaffolding arrangement complete all as specified and directed(whether full thickness removed or only a part there of) and removing from cantonment area or as directed complete all as specified and as directed.

M&L for cutting out cracks to V-section in existing roofs or terracing, cleaning out, wetting, grouting with cement and sand slurry 1:3 with waterproofing compound @ 200 ml/bag of cement complete all as specified and as directed. Note : water proffing compound is to be paid seprately.

M&L for brushing neat cement slurry with 3.00 Kg of cement per Sqm on existing surfaces complete all as specified and as directed.

M&L for 50 mm thick (average thickness) plain cement concrete 1:2:4, type B-0, using 12.5 mm graded stone aggregate with water proofing compund @ 3 % of cement, as in roof, padding to maintain the uniform slope complete all as specified and as directed. Note:- The rate quoted by the tenderer are also deemed to be included the following provisons:- (a) PCC shall be mix by concrete mixer and the hand mixing of concrete shall not be allowed. (b) Padding on water staging shall be done after disconnecting water tank, move a side and to be reconnected same day. (c) water supply to affected quaters to be arranged by providing flexible connection or otherwise by contractor. (d) Removal of sapling/bushes and anyother obstruction and filling hole, rate included. (e) Including Removing and refixing of Dish entenna and other acessories if any to suitable place or as directed by Engr-in-Charge

M&L for rendering 15 mm thick (average) plaster on concrete surfaces in CM (1:4) on roof, mixed with water proofing compound as per manufacuring instructions and finishing the surface even and smooth without using extra complete all as specified and as directed.

M&L for Priming roof surfaces and applying water proofing treatment over roofs comprising of the following complete all as specified & as directed:-

(a) Applying oil bound bituminous primer at the rate of 0.30 Ltrs/Sqm as per IS 3384-1986 on prepared surfaces. Surface shall be kept free till the moment, the primer is impregnated and the solvent oil in primer is evaporated.

(b) Applying one coat of hot straight run bitumen @ 1.20 Kg/Sqm of grade 30/40 confirming to IS-73 (Grade S-35).

(c) Laying 3mm thick APP polymeric water proofing membrane of weight not less than 3.6 kg/sqm, black finish reinforced with non woven polyster matt, (weight not less than 160 gm/Sqm) with a thermo fusible finish, torching overlaps with a propane or a butane gas torch, with a overlap of 75mm at sides and 100mm at the ends and sealing including applying a coat of cold emulsion bituminous primer all as per manufacturer's instruction including preparation of surface.

(d) Make of APP : "Moply FP" manufactured by STP Texsa Ltd or Hyper Plas (Polyester) manufactured by M/S IWL Ltd or "Shaliplas"ter) manufactured by M/S Capital Steels and Chemical Pvt Ltd or Makpolyplast manufactured by M/S M K Patro as approved by GE.

(e) The water proofing treatment shall be got carried out by the manufacturer or their authorised applicators. The contractor shall give 10 years guarantee for effectiveness of water proofing treatment, 2.5% of work done amount of this item shall be retained from contractors payment for a period of 10 years reckoned from date of physical completion of this work, or in lieu contractor may deposit bank FDR for the said amount for 10 years which shall be released by GE on expiry of satisfactory completion of 10 years period.

M&L for cement concrete tiles with white cement and pigment size 25cmx25cmx22mm thick laid over and including 20mm thick screed in cement mortar 1:6 and jointed grouted and pointed in CM 1:3 complete all as specified and as directed. (Applicable for accessible roof only)

M&L for providing cement concrete 1:2:4 type B-1 using 20mm graded stone aggregate in roof kerbs or mud stops, rounded or chamfered and hold fast on edge including necessary form work complete all as specified and as directed.

M&L for complete removal of existing treatment from internal surfaces of walls or a part thereof (In Patches ), area exe 1.00 Sqm but not exceeding 3.00 Sqm, which is damage due to seepage or any other reason & preparing and levelling the disturbed surfaces by using wall care putty (JK/Birla white) to obtain even and smooth wall surfaces over application for two or more coat of Dr Fixit or equivalent chemical treatment of that portion and using sand paper and than applying two coats of oil bound distemper over a coat of primer, including scaffolding arrangement, trestles, ladders complete all as specified and as directed.

M&L for complete removal of existing treatment from internal surfaces of walls or a part thereof (In Patches ), area exceeding 3.00 Sqm but not exceeding 5.00 Sqm , which is damage due to seepage or any other reason & preparing and levelling the disturbed surfaces by using wall care putty (JK/Birla white) to obtain even and smooth wall surfaces over application for two or more coat of Dr Fixit or equivalent chemical treatment of that portion and using sand paper and than applying two coats of oil bound distemper over a coat of primer, including scaffolding arrangement, trestles, ladders complete all as specified and as directed.

Dismantling of water tanks of any type/pattern not exc 1000 ltr and removing from site of work complete all as specified and as directed.

M&L for rotational moulded polythylene water storage tanks 1000 litres capacity (cylindrical vertical with closed top) hoisted and fixed in position complete all as specified in SSR-I including brass valve high pressure with polythne float and fly nut, tank nipple as required, screwd for iron pipe or brass ferrule size 25 mm bore complete all as specified and as directed.

Dismantling of water tanks of any type/pattern not exc 500 ltr and removing from site of work complete all as specified and as directed.

M&L for rotational moulded polythylene water storage tanks 500 litres capacity (cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and as directed.

S&F in repairs 15 mm ball valves high pressure of PTMT with epoxy coated aluminium rod & high-density plastic ball screwed for iron pipe (minimum weight 210 gms) complete all as specified and as directed.

S&F in repairs 20 mm ball valves high pressure of PTMT with epoxy coated aluminium rod & high-density plastic ball screwed for iron pipe (minimum weight 210 gms) complete all as specified and as directed.

S&F in repairs 25 mm size Gun metal, globe or gate valvees, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and as directed.

S&F in repairs bands, straps, supports or stays for rainwater, ventilating pipes, including bolts, if required, hooks (stay), heavy, for large gates, hook and pintle hinges, large hasps and staples, chains, hand made sliding bolts, clamps, hold fasts, wall ties, hooks for hanging fans, plain angle cleats for securing purlins to wood trusses or rafters, knee piece inserts two way and three way straps, plate washers and similar small articles conforming to Fe 410-0 or Fe 310-0 complete all as specified and as directed.

Taking down eaves gutter rain water pipe (any size of pattern) including all fittings, heads, shoes, bends, swan-necks and cleaning or fixing or removal 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 walls including suitable clamps at one meter of interval complete all as specified and as directed.

S&F PVC (SWR) bends/Tees of radius, suitable for 110mm dia PVC pipes fixed complete all as specified and as directed.

S&F 75mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls including suitable clamps at one meter of interval complete all as specified and as directed.

S&F PVC (SWR) bends/Tee etc of radius, suitable for 75mm dia PVC pipes fixed complete all as specified and as directed.

S&F in repairs 15 mm size brass chromium plated Two way angle valves fancy type cast copper alloy complete all as specified and as directed.

S&F in repairs grating doom 100 mm dia of PTMT (Minimum weight 25gms) including fixing with 1:4 C:M to floor/nahani traps etc. complete all as specified and as directed.

S&F 125mm x 100mm PVC gully traps square & round mouthed trap 'P' including case iron grating and fixed, including necessary excavation and earthwork , concrete in bed, surrounds, kerbs etc. and jointing to drains in CM 1:1 complete all as specified and as directed.

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

M&L for applying a coat of cement slurry @ 0.488 Kg/Sqm mixed with tapercreate @ 0.253 Kg/Sqm after cleaning and drying the old/new surfaces(Make of tapercreate M/S CICO Engg Services) then applying the layer of fibre glass cloth while the above coat is still green. The overlap of fibre glass cloth shall be not less than 100 mm.(Make of fibre glass cloth M/S The Structure Water Proofing Co Pvt Ltd) and then applying 1.5 mm thick layer @ 1.288 Kg/Sqm mixed with taper create @ 0.570 Kg/Sqm and coarse sand @ 1.289 Kg/Sqm. Allow the treatment to air curing for four hours followed by water curing for 48 hours complete all as specified and as directed.

M&L for 10 mm thick cement plaster on brick/ concrete surface in CM 1:3, finished even and smooth surface with out using extra cement but mixing water proofing compound as per manufacturing instructions and complete all as specified and as directed.

M&L for 75 mm thick PCC 1:4:8, type D-2 using 40 mm graded stone aggregate as in sub base of flooring complete all as specified and as directed.

M&L for 25mm thick cement concrete 1:2:4, type B-0, using 12.5mm graded stone aggregate as in sub floors finished rough complete all as specified and as directed.

M&L for cement concrete 1:5:10, type E-2, 40 mm graded stone aggregate in foundations, mass concrete and filling in sunken floor etc. complete all as specified and as directed.

M&L for 75 mm thick cement concrete 1:3:6, type C-2, using 20 mm graded stone aggregate as in plinth protections laid in bays to be finished even and smooth without using extra cement complete including use of necessary form work complete all as specified and as directed.

Note :- The contract sum shall be after deducting the amount of Credit shown in Sch of Credit of this Tender.

M/S Parmod Johar