Repair and Maintenance of Office Building and Ladies Toilet of the Office of the Executive Engineer AI and Assistant Engineer AI Coochbehar AI Sub Division

125 mm. thick brick work with 1st class bricks in cement mortar (1:4). (b) In superstructure, ground floor.

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. b) River Bazree

Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary),cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and irection. (a) For works in foundation and upto roof of ground floor/upto 4 m. (i) Tor steel/Mild Steel. II. JSW/JSPL/SHYAM/SRMB/ BMASL/ELECROSTEEL/SSL.

Stripping of worn out plaster and racking out joints of walls ceiling etc. up to any height and in any floor including removing rubbish and stacking as directed.

Removing loose scales, blisters etc. from old painted surface and thoroughly smoothening the surface to make the same suitable for receiving fresh coat of paint.

Plaster (to wall, floor ceiling etc) with sand and cement mortar including rounding off or chamfering corners, as directed and racking out joints or roughening of concrete surface including throating, nosing and drip course as necessary at ground floor. (a) with (1:6) cement mortar. (ii) 20 mm. thick plaster. Ground Floor:

(b) Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

(A) Painting with best quality synthetic enamel paint of aproved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface if necessary. (a) On timber or plastered surface : (ii) Two coats (any shade except shade).

Supplying and laying true to lineand level Double Charge Vitrified Tiles of approved brand conforming to IS15622: 2006(GroupBIa) and tested as per IS13630: 2006 (relevant parts) [Non-modular sizes for tiles with Water Absorption (av.) ≤0.08%] in floor, skirting etc. using polymerised adhesive of 6mm thick layer applied directly over finished artificial stone floor/Mosaic etc without any backing course and joints groutedwith admixture of white epoxy grout materials of approved brand including spacer-2mm as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles usings of t and dry cloth upto mirror finish complete including the cost of materials, Iabour and all Other incidental charges complete as per direction of Engineerin-Charge. (Note:Thisworks hould not be executed without specific permission of Superintending Engineer). a) ln Ground FIoor: (size not Iess than 600mmX600mmX9.5 mm thick).

Supplying solid flush type doors of deluxe decorative (both side) quality, conforming to I:S2202 timber frame consisting of top and bottom rail and side styles of well seasoned timber 65 mm wide each and the entire frame fitted with 27.5mm wide batten splaces both ways in order to made the door of solid core and internal lipping with teak, mahogony or rosewood approved decorative veneersusingphenol formaldehydeasglueetc.complete, includingfitting, fixing the shutters inpositionbut excluding the cost of hinges andother fittings in ground floor. (a) 35mm thick shutters (single leaf).

Supplying, fitting & fixing 1st quality Ceramic tiles inwalls and floors to match with the existing work & 4nos. of key stones (10mm) fixed with a ralditeat the back of each tile& finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles including rougheningof concrete surface, if necessaryorby synthetic adhesive & grout materials etc. (D) Wall Wiit thh PPoloylmymereirsiesded AdAhdeshievsei v &e Eapnodxy Egproouxyt pogirnotiuntg pointing including spacer- 2 mm ( When Tiles are laid over existing hard ready surface). (a) Area of each tile upto 0.09 Sq.m [using adhesive 3 mm thick]. (i) Coloured decorative.

Providing and fixing of false ceilingwith powder coated exposedG.I. grid suspension system (E- ridT2430/1510 ore quivalent loadcarryingcapacitywith midspandeflectionnotexceeding1/360spanwithhangerspacingof1200mmc/c )consistingofMainRunner3600mmlong,CrossTee1200mm/600mmlong andWallAngle.TheWallAngleshallbe fixedonPVCDashFastenersonthe perimeterofthewallbysteelscrewswithdistance300mmc/c.TheMainRunners [email protected] slotsofMainRunnerat regular intervalof600mmto formamodulargridof 1200mm X 600mm. Additional Cross Tees of 600 mm shall be placed perpendiculartotheCrossTee1200mmlongtofinallyformagridof600mmX 600mm.Gridofmodulesize600mmX600mmshallbesupportedby6mmdia G.I. wire frompurlins / soffit. 4mm thickHighPressure SteamCuredNon AsbestosFibreCementStandardCeilingBoard(Density>1300Kg/m3)of size 595mmX595mm, conformingIS14862&TypeBCategoryIIIof ISO8336, testedasperAS-1530part3&BS-476Part4,5,6,7&8,shouldbeplacedinthe Gridmodule to forma False Ceiling. All complete as per the drawing & directions of Engineer-in-charge. In ground floor. a) False Ceiling (with 4mm thick Fibre Cement Standard Ceiling Board and E Grid T-2430/1510).

Providing and fixing of factory made uPVC casement window (White Colour) (U value=1.9-1.3 W/m2K, flame resistant, self extinguishing, lead free) comprisinguPVCmulti-chambered frame, Sash,&Mullionwithhavingwall thicknessof2.3mm (±0.2mm)dulyreinforcedwithG.I. section1.6mm(±0.2 mm)madefromrollformingprocessofrequiredlength.Allcornersofframeand sashwill be fusionwelded.mullion (if required) shall bealso fusionwelded includingdrillingofholesforfixinghardware's,uPVCextrudedglazingbeadsof appropriatedimension,EPDMgasket, G.I fasteners100x8mmsizeforfixing frametofinishedwall,plasticpackers,plasticcapsandnecessarystainlesssteel screwsetc. shallbeprovidedinall frame, sash&mullion,wherevernecessary. Thereafter,5mmclearannealedglassshallbeprovidedinthesashwiththehelp ofuPVCglazingbeadandhardware, i.e.,stainlesssteel (SS304grade) friction hinges&zincalloy(whitepowdercoated)casementhandles(inwindow)&3D Hinges&MultipointLock(indoor) shallbeprovided.Windowframeshallbe fixedtothewallwith100mmlongand8mmdia.Fastenersandafterfixingframe thegapbetweenframeandadjacent finishedwall shall be filledwithweather proof silicon sealant over backer rod of required size, of approved quality complete inall respect asperapproveddrawing&directionofEngineer-In Charge. (Note:Profilemanufacturer&WindowManufacturermustbeone& same, Only manufacturer Waranty is aceptable. a) i)CasementWindowframeofsize45x50mm&Sash/Mullionofsize45x 78mm (Windowheightbelow1200mm&buildingheightbelow18mtr)both having wall thickness of 2.3 ± 0.2 mm

Wash basin vitreous china of approved make (without fittings) supplied,fitted and fixed in position on 75mm X 75 mm X 75 mm wood blocks and C.I. brackets including two coats of painting of C.I. brackets. (i) 450 mm X 300 mm size.

Supplying, fitting and fixing bib cock or stop cock. (a) (i) Chromium plated Bib Cock short body (Equivalent to Code No. 511 & Model - Tropical / Sumthing Special of ESSCO or similar brand).

Supplying, fitting and fixing E.W.C. in white glazed vitreous chinaware of approved make complete in position with necessary bolts, nuts etc. (a) With 'P' trap.

Supplying, fitting&fixingUPVCpipesA-Type and fittings conforming to IS:13592-1992 with all necessaryclampsnails, includingmakingholes in walls, floor etc. cutting trenches in any soil through masonry concrete structuresetcifnecessaryandmendinggooddamagesincludingjoiningwith jointing materails (Spun Yarn, Valamoid/Bitumen/M-Seal etc) complete. A) UPVC Pipes: (ii) 110 mm. Dia.

B) UPVC Fittings: (ii) 110 mm. Dia. c) Bend 87.5 degree.

d) Shoe. (ii) 110 mm. Dia.

Supplying, fitting and fixing CPVC (Chlorinated Polyvinyl Chloride) pipes of approved make conforming to IS-15778: 2007 . with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, fitting, fixing etc. complete in all respect including cost of all necessary fittings as required,jointing materials in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. b) For Concealed Work. (ii) CPVC Pipes Class-2,SDR-13.5. 20 mm.

Supplying and fixing double-door SPN MCB Distribution Board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. ( Havells) 2+4 way Enclosure (DHDPSNODRW04)

Supplying and fixing 240/415 V MCB Isolator on din rail of existing DBs and necessary connection.DP Havells 63 A.

Supplying and fixing 240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection SP Havells 6-32 A.

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire(Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required 2x56/0.3 (4 sqmm) + 1x36/0.3 (2.5 sqmm) as ECC.

Wiring in 1.1 KV grade single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) of following sizes in 25mm PVC casing-capping (Precision make) incl. necy. PVC clips, fittings etc. (c) 2 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm).

Wiring in 1.1 KV grade single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) of following sizes in 25mm PVC casing-capping (Precision make) incl. necy. PVC clips, fittings etc. (b) 2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm).

Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in suitable size PVC casing-capping (Precision make) with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, incl. necy. fittings etc. to light/fan/call bell point with Modular type switch (Brand approved by EIC) fixed on Modular GI / PVC switch board with top cover plate on wall incl. mending good damages to original finish. [PVC casingcapping and Switch board both on surface] (b) Average run 8 mtr.

Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in suitable size PVC casing-capping (Precision make) with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, incl. necy. fittings etc. to light point with 2 no. 2 way Modular type switch (Brand approved by EIC) with Modular GI switch board & top cover plate and 2 no. suitable size “Ph & N” copper bar & earthing attachment flushed in wall incl. mending good damages to original finish. [PVC casing capping on surface and Switch board concealed]Average run 9 mtr.

Distribution Wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in suitable size PVC casing-capping (Precision make) with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, incl. necy. fittings etc. with S & F 6A 5 pin Modular type plug socket and switch (Brand approved by EIC) fixed on 4 Module GI / PVC switch board with 3/4 Module top cover plate on wall incl. necy. connection making earthing attachment, painting and mending good damages to building works [PVC casing-capping and plug box both on surface] (a) On Board.

Fixing only ceiling fan complete with blades, canopy, fork, rubberbush etc. incl. S&F connecting wire for down rod upto 30 cm incl.painting the rod with approved paint and making necessary connection as required by 2x1.5 sqmm flexible copper wire.

Supply & Fixing 240V, Modular Socket (2 Module) type fan regulator (Step type) (Brand approved by EIC) on existing Modular GI switch board with top cover plate incl. making necy. connections etc.

Supply & Fixing 240 V, 6 A, 3 pin Modular type plug socket (Brand approved by EIC) with 6A Modular type switch, without plug top on 4 Module GI Modular type switch board with 3 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc.

Supply & Fixing 240 V, 16 A, 3 pin Modular type plug socket (Brand approved by EIC) with 16A Modular type switch, without plug top on 4 Module GI Modular type switch board with top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc.

Fixing only exhaust fan after making hole in wall and making gooddamages and smooth cement finish etc. as practicable aspossible and providing necy. length of PVC insulated wire and making connection for exhaust of following diameter: 30 cm (12").

Fixing only louver shutter/cowl on wall with necy. bolts & nuts (6 mm dia x 62 mm long) For 30 cm (12") Exhaust fan.

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with\ bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: By ISI-Medium GI pipe.

Supply & Fixing 240 V, 25A Modular type socket, 25 A, Modular type starter (Brand approved by EIC) with 25A Modular switch type DP MCB (C-Curve) and 6 Module GI Modular type switch board with 6 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc.

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