Public Works Department Tender

20mm thick cement plaster 1:4 in two coat work.

Wrought iron & Mild steel ladders, framed grills, gratings etc. with ends of bars riveted or molded forged framed window guards, barred iron doors stair case iron railing etc. including cost of bolts and nuts, screws, welding rod complete fixing in position CSR 18.4

Providing & Fixing of 10 gauge welded mesh of 25mm x 25mm size fixed on steel glazing with MS flat 20mm x 6mm beeding complete in all respect including painting two coats with Synthetic Enamel Paint and Priming Coat CSR 18.31

Providing and fixing asbestos expension joints for ridge etc. complete CSR 13.33

Providing and fixing ( PPGL) precoated painted galvalume sheet roofing (size, shape and pitch of corrugation as approved by Engineer-in-charge) The end rib shall have anti cappillary groove and return leg. The steel sheet must be having yield strength of 550 MPa ( Fy= 550 MPa) metallic coated with Zinc- Aluminium alloy ( i.e. 55% Al, 43.4%Zinc, 1.6% Si-Zincalume) AZ150 ( Min. 150 bm/mm2 total on both sides), pre painted with super Durable Polyster XRW quality paint includes inorganic infrared reflective pigment. The sheet confirms to general requirement of AS/NZS 2728 type 4/ IS 15965 class 3 durability and gloss value of 25% -40%. should be supplied in single length upto 12 metre or as desired by Engineer-in charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. (0.50 mm (+ 0.05 %) thic)

Terracing consiting of tiles 22.86x11.43x3.83cm laid over 25 mm mud plaster 7.5 cm mud filling on another layer of 25mm mud plaster including two coats of bitumen laid hot at 1.65 Kg. /Sqm top of R.C.C. slab including grouting with cement sand mortar 1:4 and top surface to be left clean after wire brushing CSR 13.13 (i)

Providing & laying integral cement based water proofing treatment including preparation of surface as required for treatment of roofs, balconies, terraces etc consisting of following operations: (a)Applying a slurry cost of neat cement using 2.75 kg/sqm. of cement admixed with water proofing compound conforming to IS. 2645 and approved by Engineer- in- charge over the RCC slab including adjoining walls upto 300mm height including cleaning the surface before treatment. (b) Laying brick bats with mortar using broken bricks/ brick bats 25mm to 115mm size with 50% of cement mortar 1:5 (1 cement :5 coarse sand) admixed with water proofing ompound conforming to IS: 2645 and approved by Engineer-in-charge over 20mm thick layer of cement mortar of mix 1:5 ( 1 cement L5 coarse sand) admixed with water proofing compound conforming to IS :2645 and approved by Engineer.

Cement concrete 1:2:4 gola 10cm x 10cm concave quadrant along junction of roofs with parapet wall finished smooth, where specially specified.CSR 13.55

Top Khurra 0.6mx0.6m for rain water pipe in 25mm thick cement concrete 1:2:4 over 50.00 thick cement concrete 1:8:16 CSR 13.45

Applying priming coat with metal primer on new steel or iron work including preparation of surface. CSR 16.20

Painting two or more coats excluding priming coat with synthetic enamel paint in all shades on wood work, metallic or plastered, concrete surface to give an even shade. CSR 16.17

Preparation of plastered or concrete surface for painting (including sand papering the surface) using ready mixed cement based wall putty by applying two or more coats to get required finish CSR 16.65

Distempering with Acrylic washable oil bound distemper (of approved manufacture) two or more coats over one priming coat to give an even shade CSR 16.10

Finishing walls with acrylic smooth exterior paint of required shade with two or more coats applied @ 1.67 litre/10Sqm over and including base coat of water proofing Cement Paint applied @ 2.20 Kg/10 Sqm CSR 16.59