Public Works Department Tender

Supplying, fitting & fixing single skin color coated trapezoidal profile for wall cladding. Roof shall be made of 0.45mm BMT (Base Metal Thickness), 0.50m TCT (Total coated thickness excluding paint), G550 (minimum 550 yield strength) of Zincalume metallic coating (ISI 5965) with high Solar Reflectance Index (SRI) value for better cooling as per thermo tech technology. 1000-1015mm effective cover width with five major corrugation. 28mm high rib spaced at 203mm c/c with subtle square fluting in the pan and the end rig shall have anti-capillary groove and return leg. The steel sheet shall be fastened with 40 micron zinc coated or 25 micron zinc-tin alloy coated, hex head, self-drilling screw as per IS 3566-2002 Class 3 fastener. The base steel shall be coated with zinc-aluminum alloy Zincalume (AZI50) (i.e. 55% Al, 43.4% Zinc, 1.6% Si) minimum of 150g/m2 coating total on both sides, pre-painted with color bond XRW (xterior roofing walling) paint system of 35 micron Super Durable Polyester paint (SDP) with stable inorganic pigment with no lead contents confirming ISI 5965. The sheet shall be free from defects and have brand making of the manufacturer giving product details on the back of the sheet at regular interval confirming genuinity of the material. In Roof:- With 0.5 mm thick sheet

M.S. structural works with hollow sections (square or rectangular shape) conforming to IS: 806-1968 & IS:1161-1998) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1969 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. Payment to be made on the basis of calculated weight of structural memebrs of MS Holow Section as specified in relevent IS code in finished work. Payment for gusset, bracket, cleat may be made by adding the actual weight of such items with weight of finished structural members. The rates are considered for a hight of erection 8 m. / 2nd floor level from the ground. Add 1.5 % extra over the rate for each additional floor or 4m. beyond the initial 8 m. or part thereof. For roof truss works Span up to 12 Mtr

Supplying profiles of required section made of Aluminium Alloy Extrusions conforming to IS: 732-1983 and IS: 1285- 1975; Annodized (with required film thickness and specified colour / natural) matt finished conforming to IS: 1868-1983 for fabrication of composit door, sliding & casement windows, partitions, formed of basic sections of any ISI embossed / certified make and brand as per direction of Engineer - In- charge. (Payment will be made on finished length of the work). Fixed partitions Top , bottom & side member.