Repair and maintenance of MC water tank balance work of providing and laying of roof on 8 lakh gallons capacity water storage main tank SH. Ventilation purpose.

Amount

Syppy & Fixing of COLORBOND LYSAGHT TRIMDEK profile sheet of 1072 mm Supply width and nominal 28.5 mm deep ribs. The end rib shall be designed for anti-capillary action to avoid any seepage of water through the lateral overlap. The feed material is manufactured out of nominal 0.45 mm Base Metal Thickness (BMT), Hi- Tensile steel with min. 550 MPa yield strength, metallic hot dip coated with Aluminum- Zinc alloy (55 % Aluminum, 45 % Zinc) as per AS 1397- Zincalume AZ 150 (Min. 150 gms/ sq.mt total on both sides) with super Polyster Colorbond XRW quality paint coat as per AS/NZS 2728 Class 3 of BlueScope Steel make. The paint will have a total coating thickness of nominal 35 um exterior.

Providing and Fixing ridges or hips 60 cm overall with 0.60 mm thick prepainted steel in roofing with hot dipped metallic zinc coated sheets with top coat of regular modified polyster organic coated of 20 microns over 5 microns primer coating + back coat of polyster of 5 microns over 5 microns primer coating i/e fixing with prepainted iron J or L hooks, bolts & nuts 6 mm dia & prepainted G.I Limpet and bitumen washers complete with all accessories as required as per the direction of Engineer.

Providing and fixing polycarbonated transparent sheet 1.50mm (twenty milimeter) thick in roofing with galvanised J or L. hooks bolts and nuts with al. Limpet and bitumen rubber washer complete with all accessories as required as per direction of Engineer-in-Charge as per H.P. including carriage of all labour, equipments and materials to various location through all modes of transportation in all leads lifts and all incidental chargers.

SMARTRUSSS® Roof truss solution manufactured from zinc aluminium alloy coated steel- ZINCALUME steel(minimum yield strength of 550 MPa, coated with anAZ150 (min 150 gm/m2 total on both side complying to AS1397)

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer Weldmesh 25x25 aperture with thickness of mesh 10 Gauge.

Royaal Sales