Public Works Department Tender

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : One or more coats on old work

Finishing walls with Acrylic Smooth exterior paint of required shade : Old work (Two or more coat applied @ 1.67 ltr/ 10 sqm) on existing cement paint surface

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineerin- Charge. With cement mortar 1:4 (1 cement : 4 fine sand)

Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: Asbestos Cement sheet

Dismantling cement asbestos or other hard board ceiling or partition walls including stacking of serviceable materials and disposal of unserviceable materials within 50 metres lead.

Providing and fixing in roof with necessary self tapping screws sandwich panels, total thickness 50 mm, Density of polyurethene foam Density 40±2 Kg/cum having properties closed cell content not less than 90%, compressive strength 100-210 kpa, tensile strength 150-250 kpa, fire property B3 as per DIN 4102, K value (thermal conductivity of PU) - 0.019 W/mk, U value 0.380 W/m2 oc, water absorption of the foam not more than 1.0% of volume, top skin of sandwich panels shall be 0.47(TCT) prepainted Galvalume of AZ 150, (minimum yield strength 345 MPa) bottom or internal skin of sandwich panels shall be 0.40 mm thick, conforming to AZ 70.The top and bottom skin shall be of JSW/TATA/Bhushan /LLoyd's make and polyurethane foam shall be of BASF/Bayer. The sandwich panel shall conform to DIN 4162 standards and flame rate as per ASTM E 084 of class B3 as minimum. The external colour shall have solar reflection index value more than 65.

Providing ridges or hips of width 60 cm overall width plain puffed sheet fixed with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete.