REPAIRS TO EXPOSED CONCRETE / WALL SURFACE OF BUILDING, ROOF, FLOORING, PLASTERING AND AT CERTAIN BUILDINGS NON TECH AREA AND REPAIRS TO TOILETS, SUNKEN, KITCHEN, INTERNAL WATER LINES, AND WASTE WATER PIPES TO CERTAIN BUILDINGS IN TECH AND NON-TECH

Amount

Taking down loose damage concrete including plaster of any description and in any position of thickness n.exc 40mm from RCC structures like chajja, fins, roof ceiling, louvers, parapet, column, beam, and of lintel by hammering with wooden mallets carefully chipping off the old concrete surface with necessary scaffolding including cutting/ trimming of rusted reinforcement of Building height not exc 10m with using proper Scaffolding and Staging complete all as specified and as directed.

M & L for Cleaning of exposed reinforcement bars on rusted/ scaled/ corrosive surfaces using rust remover by brushing after proper water cleaning with wire brushes on exposed surfaces complete all as specified and as directed. Make : Reebaklens RR or equivalent as approved by GE

Supply and application of Epoxy Zinc rich anti-corrosive primer coating on the prepared steel surface by brush the primer shall have a minimum specific gravity 1.75 minimum weight film thickness/coat 40 microns and minimum adhesive bond strength with steel is 1.5N/mm2 complete all as specified and directed by Engr-in-charge. ( Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for injection/ pressure grouting in cracks in the parent concrete surfaces by fixing PVC/Aluminium nipples at 150 mm to 200 mm distance or specified distances by using low viscous epoxy grout Conbextra EP10(M) or equivalent having min. mix density 1060 kg/m3, Compressive Strength(ASTM D695)-60/mm2, Tensile Strength(ASTM C307)-20 N/mm2, Flexural strength(BS 6319)-45 N/mm2. injecting low viscous grout mechanically about pressure 3.5 - 7.0 kg/cm² , removing nipple after grouting and sealing with epoxy mortar etc complete all as specified and as directed.

M & L for TMT bar 8mm and above upto 16mm, Welded with old existing reinforcement by applying chemical anchor grout Lokfix E77 or equivalent, application includes drilling hole close to old reinforcement bar with suitable drill as per dia of bar, cleaning the hole with wire brush and compressed air, putting Lokfix E77 with gun followed by placing rebar with slide rotational motion to avoid air void formation etc complete all as specified and as directed.

M & L for Epoxy Bond Coat Nitobond EP Std bonding agent on old concrete surface to receive new concrete / Plaster which shall be an epoxy based two component resin system . The bonding agent shall be applied by brush & should remain in tacky state after application for a minimum period of 120 minutes at 35 deg C. The product shall achieve 40 N/mm2 compressive strength, 15 N/mm2 tensile strength, 25 N/mm2 flexural strength as per BS 6319 standards and 11 N/mm2 bond strength as per ASTM C881 standard. The adhesive bond to the concrete substrate shall exceed the tensile strength of the host concrete etc complete all as specified and as directed.

M & L for Providing and laying Renderoc SP 40 or equivalent - shrinkage controlled polymer modified single component, alkaline resistant fibre reinforced, thixotropic, cementitious patch repair mortar, placing and 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, chajjas, sunshades, Columns, etc., where the thickness of application is upto 50 mm in patches as per specification after applying bonding coat.

M &L for chemical treatment for interior Plastered/ Painted surfaces with the following steps. Step-1 :- Removal of Damaged Plaster: Removal of damaged plaster by chipping/hacking with chisel and hammer or by mechanical means like chisel hammer, pneumatic chippers. Removal of dust, loose particles, marine growth etc. from concrete surface manually by wire brush, mechanically or any other means to obtain a sound surface over areas other than above. Step-2 :- Brick Pointing : Removal of damaged / loosened mortar between bricks and refilled the brick joints with 1:3 cement mortar mixed with Nitobond SBR latex at the rate of 20% by weight of cement.

M &L for chemical treatment for exterior Plastered/ Painted surfaces with the following steps. Step-1 :- Priming Coat M & L for taking down plaster and applying single coat of single component water based primer, Nitocote AW, to the external RCC/Masonry walls as priming coat as per manufacturers specification Step-2 :-Top Coat Applying 2 coats of elastomeric and decorative acrylic waterproof coating, Nitocote Wall guard, to the external RCC/Masonry walls of approved colour as per manufacturers specification.

Taking down cement plaster of any description on brick walls including raking out joints, hacking for key, scrubbing down with water of Building height upto 10.00m including necessary scaffolding and staging complete all as specified and as directed.

Material and labour for rendering (Internal Surfaces) 15mm thick in CM (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement of Building height upto 10.00m including necessary scaffolding and staging complete all as specified and as directed.

Material and labour for rendering (External surfaces) 10mm thick in CM (1:4) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement of Building height upto 10.00m including necessary scaffolding and staging complete all as specified and as directed.

Material and labour for rendering 5mm thick in CM (1:3) on ceiling , finished the surface even and smooth without using extra cement complete all as specified and as directed.

Dismantling of damaged RCC roof projection drop / Chajja drop of breadth 10 cm to 20 cm incl cutting / trimming of exposed old reinforcement and making exposed concrete surface to receive 15mm rendering finished even and smooth in CM (1:4) without using extra cement and applying two coat of exterior emulsion over a coat of alkali resistance primer complete all as specified and as directed.

M & L for preparation of new plastered surface (internal walls) and applying two coats of oil bound distemper over a coat of alkali resistant primer over wall care putty of 1mm thick with roller complete all as specified and as directed.

All as per item No. 15 but in ceiling

M & L for preparation of new plastered surfaces (External walls) and applying two coats of Cement base paint over a coat of alkali resistant primer with smooth roller machine complete all as specified and as directed.

M & L for preparation of new plastered surfaces (External walls) and applying two coats of Anti fungal based weather proof paint over a coat of alkali resistant primer with smooth roller machine complete all as specified and as directed.

Demolition of brickwork built in cement mortar including all quoins, arches, pillars etc. complete all as specified and as directed.

M & L for Fly Ash block masonry (Modular size) solid blocks, exc. 10cm in width with class designation 75 (Kgf/cm2). and setting in CM 1:6 complete all as specified and as directed.

M & L for Fly Ash block masonry (Modular size) solid blocks, exc. 10cm in width with class designation 75 (Kgf/cm2) in half brick walls and setting in CM 1:4 complete all as specified and as directed.

Supply and lay TMT bar 8 mm dia for reinforcement of half brick wall complete all as specified and as directed. (Note : Reinforcement shall be provided at every fourth course of half brick wall).

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

M & L for non skid, ceramic “coloured” joint free tiles of size area of each tile exceeding 0.06 sqm but not exceeding 0.11 and thickness 7-8mm, in floor, shelves etc, set and jointed in neat cement slurry & pointed in coloured cement to match the shade of tiles over 15mm thick screed bed of CM 1:6 complete all as specified and as directed.

All as per item No. 24 but area of each tile exceeding 0.18 to 0.38.

All as per Item No-25 above but in Skirtings with 10mm thick rendering in CM 1:4.

M & L for glazed ceramic coloured tiles 300 x 450 x 7mm thick as in vertical surfaces set & jointed in neat cement slurry & pointed with coloured cement to match over 10 mm thick rendering with CM 1:4 all as specified &directed.

Demolition of cement concrete of any description including any treatment there to and in any position provided as in roof padding, roof curb etc complete all as specified and as directed. Note: - (a) Demolition should be done carefully to roof slab. (b) Any damage occurred in the roof surfaces during demolition shall be made good by the contractor without extra cost to the department. (c) Disposal of old debris/retrieved material to outside the premises or as directed by the Engineer-in-Charge.

Material and labour for providing 25mm thick plain cement concrete 1:2:4 type B1 using 20mm graded stone aggregate as in roof padding laid in slope as per requirement mixed with integral water proofing liquid admixture as per manufacturer's instructions complete all as specified and as directed. Note : (i) Integral water proofing liquid admixture shall be measured and paid separately under appropriate item here in after

Material and labour for water proofing treatment with APP based standard membrane over PCC padding in roof with the following courses of treatment :- (a) Apply bituminous primer (IS 3384) @ 0.40 Kg per sqm of the surface area including cleaning the surfaces complete all as specified. (b) Apply APP plastomeric bitumen based mineral finished water proofing membrane polyester reinforced(4 Kg/Sqm) with 10cm over laps and torch bonded at joints including surface preparation before and after application of treatment as per manufactures instruction complete all as specified. (Make of APP Membrane: WP Shield 103 PM of SIKA or Equivalent as approved by GE) (Note :- Cost of cutting groove to parapet wall for inserting APP membrane and filling groove with cement mortar (1:3) is deemed to be included within the quoted rate.)

Supply only integral water proofing liquid admixture for concrete and cement mortar. (Make : Conplast SP430 of FOSROC/ PLASTOCRETE PLUS of SIKA or equivalent as approved by GE).

M & L for Treatment of soil under existing floors using emulsion @ one litre per hole , 300 MM apart including drilling and plugging 12 MM dia holes with cement mortar 1:2 to match the existing floors.

M & L ATT at points of contact of wood work by chemical emulsion (in oil or kerosene based solution) @ 0.5 litre/hole by drilling 6 mm dia holes at a downward angle of 45 degree at 150 mm centre to centre and sealing the same .

M& L for ATT along the external wall below concrete or masonry apron using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes etc in apron complete.

Taking up or down 15mm dia steel tubing and connections, segregating serviceable pipe for reuse complete all as specified and as directed.

All as per item No. 35 above but 20mm dia.

All as per item No. 35 above but 25mm dia.

S & F 20 mm outer dia (Internal dia is approx. 14.60mm) 3-layer PP-R Polypropylene random copolymer) for concealed pipes SDR 7.4 (PN - 16) UV stabilised and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded polypropylene random fittings fixed complete to walls, ceilings or in floors etc.

All as per item No. 38 above but 25mm outer dia (Internal dia is approx. 18.24mm).

All as per item No. 38 above but 32mm outer dia (Internal dia is approx. 23.36mm).

Supply and fix 15 mm bore GI tube , medium grade with all fittings fixed complete to walls and ceilings or laid in floors complete all as specified .

All as per item No-41 above but 20 mm bore .

All as per item No-41 above but 25 mm bore.

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

M&L for PCC 1:4:8 type D2 using 40 mm graded stone aggregate as in mass filling in sunken portion of the building complete all as specified and directed

M&L for 50 mm thick plain cement concrete (1:2:4) type B-0 (using 12.5 mm crushed stone graded aggregate) as in sub base complete all as specified and as directed.

M&L for 15mm thick rendering in CM 1:3 on floor and wall surface complete with liquid water proofing compound of Dr. Fixit 101 Pidiproof LW + or FOSROC conplast @ 200 ml per bag of cement for sunken slab /floor /wall complete all as specified and as directed. Note:- Approved Liquid water proofing compound shall be measured and paid separately.

M&L for three coats of brush bond acrylic based cementations material of approved quality on floor and wall ,complete all as specified and as directed. Make : Dr. Fixit- Pidifin 2K or Brushbond RFX of Fosroc India (P) Ltd. or equivalent

M&L for Treatment to sunken slab by applying primer @ 0.5 kg/Sqm over the prepared surface and hot blown cutback bitumen @ 0.70 Kg/Sqm providing and laying polythene film 150 micron thick with cut back bitumen adhesive on min 15 cm over lap complete all as specified and as directed.

M&L loose filling with broken bricks of gauge 80 to 150mm in sunken slabs / soakage wells by removing old damaged/unserviceable brick bats outside complete all as specified and directed.

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

M & L for non skid, ceramic “coloured” joint free tiles of size area of each tile exceeding 0.06 sqm but not exceeding 0.11 and thickness 7-8mm, in floor, shelves etc, set and jointed in neat cement slurry & pointed in coloured cement to match the shade of tiles over 15mm thick screed bed of CM 1:6 complete all as specified and as directed.

M & L for glazed ceramic coloured tiles 300 x 450 x 7mm thick as in vertical surfaces set & jointed in neat cement slurry & pointed with coloured cement to match over 10 mm thick rendering with CM 1:4 all as specified &directed.

Demolition of brickwork built in cement mortar including all quoins, arches, pillars etc. complete all as specified and as directed.

M & L for Fly Ash block masonry (Modular size) solid blocks, exc. 10cm in width with class designation 75 (Kgf/cm2). and setting in CM 1:6 complete all as specified and as directed.

M & L for Fly Ash block masonry (Modular size) solid blocks, exc. 10cm in width with class designation 75 (Kgf/cm2) in half brick walls and setting in CM 1:4 complete all as specified and as directed.

M & L for rendering 15mm thick in CM 1:4 on brick work or concrete surfaces including finished even and fair complete all as specified and directed.

Dismantling of cast iron or PVC pipes of 110/75/50 mm dia jointed in cement mortar and taking out from trenches/ wall , if required complete all as directed

S&F PVC (SWR) 110mm bore pipes single socketed in any length with rubber ring joints laid in trenches complete all as specified and directed.

All as per item No 59 above but 75mm bore complete all as specified and directed.

All as per item No 59 above but 50mm bore complete all as specified and directed.

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

All as per item No 62 above but 75mm bore complete all as specified and directed.

All as per item No 62 above but 50mm bore complete all as specified and directed.

S&F PVC (SWR) 110m bore junction double, (Single T) equal or unequal complete all as specified and directed.

All as per item No 65 above but 75mm bore complete all as specified and directed.

All as per item No 65 above but 50mm bore complete all as specified and directed.

S&F PVC (SWR) 110m bore junction double, (Double T) equal or unequal complete all as specified and directed.

All as per item No 68 above but 75mm bore complete all as specified and directed.

All as per item No 68 above but 50mm bore complete all as specified and directed.

S & F in repair bib taps of 15mm bore, standard type, cast copper alloy, chromium plated, screwed down, high pressure, screwed both ends for iron pipe or for brass ferrule all complete as specified and as directed.

All as per item No 71 above but Long body complete all as specified and directed.

All as per item No 71 above but Fancy type complete all as specified and directed.

Supply and fix in repair 15mm bore Bib tap (Minimum weight 90gms) standard of PTMT any colour high pressure screwed for iron pipe complete all as specified and as directed.

All as per item No 74 above but Long body complete all as specified and directed.

All as per item No 74 above but Fancy type complete all as specified and directed.

Supply and fix in repair 15mm bore Pillar tap (Minimum weight 110gms) standard of PTMT any colour high pressure screwed for iron pipe complete all as specified and as directed.

All as per item No 77 above but Fancy type complete all as specified and directed.

Supply and fix in repair pillar cock of 15mm bore, cast copper alloy with capstan heads standard type, chromium plated screwed down, high pressure, with long screwed shanks and fly-nuts, screwed for iron pipe and fixed complete all as specified and as directed.

All as per item No 79 above but Fancy type complete all as specified and directed.

Supply and fix in repair 15mm dia Stop cock of PTMT any colour high pressure screwed for iron pipe and fixed (Minimum weight 90gms) complete all as specified and as directed.

Supply and fix in repair stop cock of 15mm bore fancy type, chromium plated with long shank and cup concealed type cast copper alloy, screwed down, high pressure, with crutch handle, screwed both ends for brass ferrule complete all as specified and as directed.

Supply and fix in repair stop cock of 15mm bore angular Stop valves, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions

Supply and fix in repair cast copper alloy, Standard type, chromium plated, single lever wall mixer system with provision for overhead shower complete all as specified and as directed.

Supply and fix in repair cast copper alloy, fancy type, chromium plated, single lever wall mixer system of special type as approved by user with provision for overhead shower complete all as specified and as directed.

S & F in repair Vitreous China, semi-pedestal pattern (Anglo-Indian Type), white (including fixing bolts and Seat Cover)

S & F in repairs vitreous china white squatting pan "Orissa Pattern" size 580x440mm, with integrated foot rest (excluding flushing cistern, flush pipe etc) including making good to floor complete, all as specified and directed.

S & F in repairs to Vitreous china premium/ 1st quality wash down water closet wall hung EWC white/ ivory/ off white (closed pattern incl all necessary accessories like rag bolts/ gel gasket etc. (excluding flushing cistern & flush pipe) including making good to floor complete, all as specified and directed.

S & F in repairs to Vitreous china squatting plate urinal, white, bowl type (back or corner wall type), complete including providing and fixing plugs, bedding urinal against wall in cement mortar 1:2, securing urinal to plugs with and including 60mm long brass screws, pointing around urinal back in cement; fixing automatic flushing cistern with brackets, flush pipe, grating and Union for discharge pipe (including flushing cistern, flush pipe and waste pipe, urinal spreader)

S & F in repairs to Vitreous china urinal partition white of size 310x700 mm.

Supply & Fix in repairs of 32mm dia PVC (flexible) waste pipe 900 mm long complete all as specified and directed.

Supply & Fix in repairs of 40mm dia PVC (flexible) waste pipe 900 mm long complete all as specified and directed.

S & F PVC flexible connections 15mm size with PTMT nuts of length 600mm

Supply and fix in repair health faucet (ABS body) with 32mm dia main body 1 meter long flexible tube and wall hook for fixing in 15 mm dia pipe complete all as specified and as directed.

Supply and fix in repair health faucet (Full Stainless steel body) with 32mm dia main body 1 meter long SS flexible tube and SS wall hook for fixing in 15 mm dia pipe complete all as specified and as directed.

Supply and fix in repairs 10 litre capacity PVC valve less, symphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets and flush pipe of polyethylene of low or high density or PVC. 32 mm dia, for low level cistern including PVC connections 15mm size with PTMT nuts and washer both side of length 450mm complete all as specified and as directed.

Supply and fix in repairs vitreous China wash hand basin white flat back, size 550 x 400 mm including PTMT waste coupling 32mm dia (min wt 45 gm), 15mm bore PTMT pillar tap, chain and plug and porcelain stopper etc. complete all as specified and as directed.

Supply and fix in repair 75mm dia over head shower of PTMT (Minimum weight 40gms) any colour for fixing with 15mm pipe complete all as specified and as directed.

Supply and fix in repair 100mm dia over head shower of cast copper alloy, fancy type, chromium plated for fixing with 15mm pipe including shower arm complete all as specified and as directed.

Supply and fix grating doom 100mm dia of PTMT (Minimum weight 25 gms) in repairs complete all as specified and as directed.

Supply and fix grating doom 100mm dia of stainless steel in repairs complete all as specified and as directed.

All as per above item but 101 mm dia

All as per item No 103 above but Fancy type complete all as specified and directed.

Supply and fix chromium plated hand shower 105mm dia round shape single flow with air effect (ABS body and face plate chrome plated with rubit cleaning system) for fixing in 15 mm dia pipe complete all as specified and as directed.(Model No. HSH-1717 of Jaquar).

Supply and fix in repairs 20mm bore Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe complete all as specified and as directed.

Supply and fix in repairs 25mm bore Ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe complete all as specified and as directed.

M & L for Cement Grouting floors & Walls joints (Tiles) with Special grouting materials including cleaning joints and removing loose hardened old grout or any type of waste complete all as specified and as directed. List of Grouts Ultratech Cement Grout Myk Laticrete Cement Grout Saint Gobain weber cement grout Birla white cement grout

M & L for Making good Masonry walls/ RCC walls during replacement of Pipe lines on vertical wall surfaces of any height by filling with Cement mortar (1:3) over PCC 1:2:4 type B-0 using 12.50mm graded stone aggregate and finished the surfaces to match with existing surfaces by painting complete all as specified and as directed.

Repairs to concealed 15mm dia Chromium plated, Stop cock without taking out stop cock & without disturbing the surrounding tiles and making stop cock functional without any leakage complete all as specified and as directed.

S & F in repairs Tubular towel rod brass chromium plated, 20mm dia, 60cm long between flanges

S & F in repairs SS soap dish of size 150mm x 100mm, fixed to plugs with chromium plated brass screws complete all specified and as directed.

S & F in repairs to SS Toilet paper holder, flat recessed, fixed to walls with chromium plated (CP) brass screws complete all as specified and as directed.

S & F in repairs to glass self of 5 mm thick with CP frame of 60cm long, fixed to walls with chromium plated (CP) brass screws complete all as specified and as directed.

S & F in repairs corner glass self of 5 mm thick with CP frame of 60cm long, fixed to walls with chromium plated (CP) brass screws complete all as specified and as directed.

S & F in Repairs to PVC Nahani trap including jointing to waste pipe, fixed in cement concrete 1:2:4, type B-1 using 20mm graded stone aggregate, dia of outlet 100mm complete all as specified and as directed.

S & F in repairs to 100mm Diameter Stainless steel anti cockroach floor trap with SS grating including jointing to nahani trap, fixed in cement concrete 1:2:4, type B-1 using 20mm graded stone aggregate complete all as specified and as directed.

S&F in repair sinks with drainage board made of stainless steel 1mm thick for kitchen or laboratory with plugs, washers and wastes including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe overall size 915mm x 460mm bowl size 410mm x 330mm x160mm complete all as specified and as directed.

M/L for SS chromium plated plate rack of size 600x600mm made by 1 mm thick sheet all as approved by GE.

P D S GANESHWAR

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