Repair of Worn-out Floor at 4th Floor Mini Conference Room of the ARD Department and other allied Plumbing Works at Wash Room Area at H.Q. Prani Sampad Bhaban, LB-2, Sector-3, Salt Lake City, Kolkata 700106.

Dismantling carefully wooden walling, flooring of ceiling and stacking dismantled materials as directed

Supplying, fitting and fixing 8mm thick Laminated wooden Flooring Work conforming to EN13329:2006 with plank size not Iess than 1200mmX 190 mm (with unilin/tongue-roove locking arrangement) having 0.2mm thk top abrasive layer over a decorative layer followed by a High-density fibreboard (HDF) having density > 940 kg/m3 substrate core ver a rasin saturated backing layer and installing through unilin or tongue- groove system (having locking strength not less than 1000 kg/m) over a 2 mm thk underlayer polyurethene foam on polythene sheet 250 micron, over a smooth, flat, hard subfloor free from moisture (< 8%), grease etc. complete in all respect with requisite accessories like end profile, transition profile, reducer 'T' profile etc. wherever required and preparation of base including all other incidental works as per direction & satisfaction of Engineer in charge. Cost of Laminate Floor Accessories only (Skirting,End edge, T- moulding,Reducer )shall have to be added separately, wherever required. ln Ground FIoor: ategory: High Footfall ; Class- 23;Abrasion resistance:-AC4 Thk on Swelling:- < 15% ;Impact resistance:- IC 2 Add extra for each addl, floor over the rate for Ground Floor (I) upto 4 th floor- Rs. 12/-per Sq.m

Supplying Laminate Floor Accessories (Skirting, End edge, Tmoulding, Reducer ) to 8mm thick Laminated wooden Flooring Work conforming to EN13329:2006 with plank size not Iess than 1200mmX 190 mm (with unilin/tongue-groove locking arrangement) having 0.2mm thk top abrasive layer over a decorative layer followed by a High-density ibreboard(HDF) having density > 840 kg/m3 substrate core over a rasin saturated backing layer and installing through unilin or tongue- groove system (having locking strength not less than 1000 kg/m) over a 2 mm thk underlayer polyurethene foam on polythene sheet 250 micron, over a smooth, flat, hard subfloor free from moisture (< 8%), grease etc. complete in all respect as per direction & satisfaction of Engineer in charge. Cost of labour charge for fitting & fixing of Laminate Floor Accessories only (Skirting,End edge, - moulding,Reducer )shall have to be added separately, wherever required. (Note: This work should not be executed without specific permission of Superintending ngineer). ln Ground FIoor: Catagory: Normal/High Footfall Add extra for each addl, floor over the rate for Ground Floor (I) upto 4 th floor-

A) Supplying & laying of approved brand of scratch proof, semi flexible P.V.C. blended homogeneous marble Vinyle flooring in tiles conforming to IS:3461, fixing with synthetic acrylic adhesive after preparing the floor, levelling & smothaning when necessary with suitable putty, as per the design & instruction of the Engineer-in-charge. 2 mm thick

Taking out carefully tiles from floor stacking seviceable tiles at site and removing rubbish as directed within a lead of 75m.

Supplying and laying true to line and level Anti-Skid, Full Body, Homogeneous & Granular finish Vitrified Tiles conforming to IS:15622-2006 & IS 4457-2007 and testing shall be made in accordance with IS:13630 [Non- modular sizes for tiles with Skid resistance > 0.5, Mohr's hardness > 5.0, Staining resistance: Class-1, Water Absorption: E < 0.5%], MOR > 35 N/sq.mm in Internal area of building e.g. Toilet Block, Passage, Corridor, Accessible Open Terrace etc. set in 20 mm sand cement mortar (1:4) and 2 mm thick cement slurry at back side of tiles using cement @ 2.91 Kg./Sqm or using Polymerised Adhesive (6 mm thick layer applied directly over finished artificial stone floor/ Mosaic etc without any backing course) laid after application slurry using 1.75 Kg of cement per Sqm below mortar only, joints grouted with admixture of white cement and colouring pigment to match with colour of tiles/ epoxy grout materials of approved make as directed and removal of wax coating of top surface of tiles with warm water and polishing the tiles using soft and dry cloth upto mirror finish complete including the cost of materials, labour and all other incidental charges complete true to the manufacturer's specification and direction of Engineer-in-Charge. (White cement, synthetic adhesive and grout material to be supplied by the contractor). Sizes-600 mm x600mm x10 mm with reaking strength > 1500 N Add extra for each addl, floor over the rate above Ground Floor

i) Hydraulic door closer of approved quality as per I.S.I. standard fitted and fixed complete. (a) Heavy type (I.S.I. size 3)

Taking out old iron higes and fitting, fixing the same with new steel screws. (d) 90mm. Long butt hinge.

Anodised aluminium butt hinges of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 205/66) and fitted and fixed with cadmium plated screws: (v) 100 x 63 x 3.2mm.

Anodised aliminium D-type handle of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 230/72) fitted and fixed complete: a) With continuous plate base (Hexagonal/ Round rod) (ii) 100 mm grip x 10 mm dia rod.