Public Works Department Tender

(a) Applying 2 coats of bonding agent with synthetic multi functional rubber emulsion having adhesive and water proofing properties by mixing with water in proportion (1 bonding agent : 4 water : 6 cement) as per Manufacturer's specification [Cement to be supplied by the Department]

Brick work with 1st class bricks in cement mortar (1:6) (b) In Super structure, ground floor. At 1st Floor

Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish and stacking anywhere within the compound as directed.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints or rougening of concrete surface, including throating, nosing and drip course where necessary (ground floor).[Excluding cost of chipping over concrete surface](i) With 6:1 cement mortar (b) 20 mm thick plaster At 1st Floor

(i) With 6:1 cement mortar At Ground Floor

(ii) With 1:4 cement mortar At Ground Floor

Labour for taking out door and window frame including shutter for repair or replacement of different parts of the frame & refixing the same including mending good all damaes complete. (Concrete and brick work for mending damage will be paid separately) (b) Above area 2.5 Sq.m

Taking out shutter of door and window, dismantling by parts (for repair or replacement of damaged parts) , reassembling and refitting and rehanging same with old fittings but with new screws as necessary.

Wood work in door and window frame fitted and fixed complete including a protective coat of painting at the contact surface of the frame excludung the cost of concrete, Iron Butt Hinges and M.S. clamps. (d) Sal : Local. At 1St Floor

Supplying, fitting and fixing M.S. clamps for door and window frame made of flat bent bar, end bifurcated with necessary screws etc. by cement concrete(1:2:4) as per direction. (Cost of concrete will be paid separately) (c) 40mm X 6mm, 125mm Length

Supplying solid flush type doors of commercial quality, the timber frame consisting of top and bottom rails and side styles of well seasoned timber 65mm wide each and the entire frame fitted with 37.5mm wide battens places both ways in order to make the door of solid core and internal lipping with Garjan or similar wood veneers using phenol formaldehyde as glue etc. complete, including fitting, fixing shutters in position but excluding the cost of hinges and other fittings in ground floor. (a) 35 mm thick shutters (single leaf)

Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark. (viii) 100mm. X 75mm. X 3.50mm.

Iron butt hinges of approved quality fitted and fixed with steel screws, with ISI mark. (viii) 100mm. X 75mm. X 3.50mm.

Anodised aluminium Aldrop / Sliding bolts of approved quality manufactured from extruded section conforming to I.S. specification (I.S. 2681/66) fitted and fixed complete. (iii) 300mm x 16mm dia. bolt.

Anodised aluminium barrel / tower / socket bolt (full covered) of approved manufactured from extruded section conforming to I.S.204/74 fitted and fixed with cadmium plated screws: (x) 300mm long x 12mm dia. bolt.

Supplying, fitting & fixing Stainless Steel 'D' or 'H' type of size 300 mm x 19 mm tubular Handle with Grade 304, CE certified, marked & conforming to EN - 1154, of approved quality of reputed brand as per direction of Eingineer-in- Charge fitted and fixed complete including all incidental charges.

Supplying and laying true to line and level vitrified tiles of approved brand (size not less than 600 mm X 600 mm X 10 mm thick) in floor, skirting etc. set in 20 mm sand cement mortar (1:4) and 2 mm thick cement slurry back side of tiles using cement @ 2.91Kg./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 contrr]e)(I) With application slurry @1.75 kg/ Sq.m, 20 mm sand cement mortar (1:4) & 2 mm thick cement slurry at back side of tiles, 0.2 kg/ Sq.m white cement for joint filling with pigment. (B) Light Colour At Ground Floor

Supplying, fitting & fixing 1st quality Ceramic tiles in walls and floors to match with the existing work & 4 nos. key stones (10 mm) fixed with araldite at the back of each tile & finishing the joints with white cement mixed with colouring oxide if required to match the colour of tiles including roughening of concrete surface, if necessary or by synthetic adhessive & grout materials etc. (B) Wall With Sand Cement Mortar (1:3) 15 mm thick & 2 mm thick cement slurry at back side of tiles using cement @ 2.91 Kg/Sq.m & joint filling using white cement slurry @ 0.20kg/Sq.m.(b) Area of each tile above 0.09 Sq.m (ii) Other than Coloured decorative including white At Ground Floor

Scraping of moss, blisters etc.thoroughly from exterior surface of walls necessitating the use of scraper, wire brush etc.(Payment against this item will be made only when this has been done on the specific direction of the Engineer-in-charge)

(A) Painting with best quality synthetic enamel paint of approved 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 With super gloss (hi-gloss) -- (iv) Two coats (with any shade except white)

(b) Rendering the surface of walls and ceiling with white cement based wall putty of approved make and brand(1.5mm thick) At 1St Floor

Applying Acrylic Emulsion Paint of approved make and brand on walls and ceiling including sand papering in intermediate coats including putty (to be done under specific instruction of Superintending Engineer) : (Two coats) (i) Standard Quality

Applying Interior grade Acrylic Primer of approved quality and brand on plastered or cencrete surface old or new surface to receive Distemper/ Acrylic emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification (i) Water based interior grade Acrylic Primer At 1St Floor

Supplying and fixing Frames for Lead Lined FD120 Fire Rated Door System as per the IS: 3614-1992 Part-II and BS:476-1987 Part - 20 & 22 with 1st Class Malayasian Hardwood densified and pressure treated with fire retardent chemicals in vacuam inpregnation vessels under 160 PSI pressure as pe IS:401 and kiln seasoned to moisture below 15% as per IS:1141 of section 120mm x 70 mm and shielding the frame with 3 mm thick & 45 mm wide 2 (two) protective lead covering conforming to ASTM B749-03 for reducing the radiation level to 2 mrem in 1 hour as stipulated by code of Federal Regulation (CFR), placed parallel each other staggeredly with an lateral over lap of 20mm at the region of discontinuity and fixed inside along the the frame, spray coated with 2 coats of enamel paint after 1 coat of white wood primer of minimum 200 micron,with single row of Brush- Type intumescent strip (equivalent to ASTROFLAME ) of size 10 mm x 4 mm affixed in the slit of the Frame for fire and smoke sealing, etc. including all incidental charges complete in all respect as per direction of Engineer-in-Charge. [Note : Specific permission of the Superintending Engineer is required for execution of this item. ] At Ground Floor

Supplying & fitting of 55mm thick asbestos free - fire, heat and smoke resistant composite Fire check Door Shutter complying with fire performance-FD120 as per IS:3614 (part -II)-comprising of 2x8 mm Calcium Silicate boards over Chemically treated (with Fire retardant chemicals in pressure impregnation vessels under 160 psi pressure as per IS:401 and kiln seasoned to moisture below 15% as per IS:1141) internal timber (Malaysian Hard Wood, densified to 810 kg/cum) frame work of 100 mm x 32 mm with 32mm thick infill of ceramic fiber (density 128Kg/cum), vermaculite mix faced with 3 mm Fire retardant High Density fire board on outerside & similar one over 3 mm thick protective lead covering conforming to ASTM B749-03 for reducing the radiation level to 2 mrem in 1 hour as stipulated by code of Federal Regulation (CFR), internally lipped with hardwood beading, and pasted in Hydraulic Press under 25 MPa, spray coated with 2 coats of in-tumescent paint of minimum 300 micron, and with single row of Brush- Type intumescent strip of size 10 mm x 4 mm affixed on peripheral slit on all edges of shutter except bottom for fire and smoke sealing, without any external lipping including fitting, fixing shutters in position but excluding the cost of hinges & other fittings as per direction of Engineer-in- Charge complete in all respect in Ground Floor. [Note : Specific permission of the Superintending Engineer is required for execution of this item. ] At Ground Floor

ADD : GST - 18% (SGST = 9% & CGST = 9%)

ADD : WEST BENGAL LABOUR WELFARE CESS = 1%