Name of Work:- Work of replacement of damaged weather shed sheets and rewiring at Powai Low Level Reservoir under AE(M)WWES-II.
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Item Description
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Work of replacement of damaged weather shed sheets and rewiring at Powai Low Level Reservoir under AE(M)WWES-II.
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Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of : G.I. Sheet
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Removing and refixing the existing rolled steel joist beams, stanchions etc., of about 5 m length including repainting the same with 3 coats of Syn. Ena. paint after scraping the old paint complete.
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Providing and fixing M. S. black pipes for columns, including base plate & cap plate 6 mm. thick foundation bolts, nuts, etc., complete with 3 coats of approved synthetic paint etc., complete as directed. Pipes shall be of Tata or equivalent make. Dia of pole 50 mm. 'C' class
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Providing and fixing single skin trapezoidal profiled sheeting 930 -1020mm cover width 28-32 mm crests depth at 186-250 c/c ( above 195 mm c/c crest distance there will be minimum 2 ribs at the centre for stiffening). The feed material shall be manufactured from AZ 150 (min. 150 gms/sq.mt total on both sides) Zincalume / Galvalume sheets of minimum yield strength of 550 MPa, 0.45 mm BMT, ( 0.5 mm TCT excluding paint coating thickness), metallic hot dip coated with Al-Zn alloy (55% Aluminium, 43.5% Zinc, 1.5% Si ) as per AS 1397 / IS15961 & painted with Super Durable Polyester Colorbond steel XRW or equivalent quality paint system of apporved color, suitable for exterior application conforming to AS/NZS 2728:2007 type-4 / IS15965:class3 of approved make. The sheet shall have a total coating thickness of 35 microns, super durable polyester paint system of 20 microns on exposed surface and 5 micron reverse polyester coat on back surface over 5 micron primer coat on both surfaces. The paint system shall have stable inorganic pigments for color durability. The product will be fastened using no.12-14x55 mm (or as per design requirement ), mechanically coated with 25 micron Zn-Sn alloy or hot dipped zinc coated with min 40 micron hex self-drilling fasteners with EPDM washer of approved make confirms to AS3566:2002 class 3.
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SUPPLY & LAYING OF CASING-CAPPING 25 mm X 12 mm
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Wiring for submains- medium class PVC- 2 X 1.5 sq. mm + 1 X1.5 sq. mm earth wire in 20mm Conduit
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Light /Fan / Ex. fan Points
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15 / 5 A / 6 A Combined Power Plug Socket Point with Fuse andIndicating Lamp, One 15 Amp SP Switch
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5A/6A - 3/5 Pin Plug On Board Please Enable Macros to View BoQ information
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