PROVN OF COVERED SHED AND BALCONY/TERRACE TILING IN CIRCLE QTRS BLOCK NO 1 TO 14 AT DSSC WELLINGTON

Amount

S&F Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.1161-1979 grade St.-240 complete all as specified and as directed.

S&F mild steel works as framed work of roof trusses, trussed purlins, rafters, trusses, connecting plates, cleats, etc. including distance pieces conforming to Fe-410-W(Gde E-250) quality-A.

M & L for PCC (1:2:4) type B-1 (using 20 mm graded stone aggregate) as in padding, coping, bed plates, hold fast blocks, levelling courses, etc., including formwork, weathering, slightly rounded or chamfered angles and throating complete all as specified and as directed.

Excavating inpost holes each n.exc 0.50 cum getting out hard dence soil including returning filling in and ramming earth or broken rubble mixed with earth around ,in layers n.exc 25 cm, watering and removing surplus soil to a distance n.exc 50 mtr and making good surface.

M&L for cement concrete in foundations filling mass concrete PCC 1:2:4 using 40 mm graded stone aggregate type B-2 all as specified and as directed.

M & L for rendering 10 mm thick on fair faces of brick work or concrete surfaces in CM (1:4) finished even and smooth without using extra cement all as specified and as directed.

M&L for cleaning the surface by brooming or vacum cleaner, surface shall be free from loose dust particles,oil etc,hollow areas or pot holes shall be filled with polymer modified cement sand mortar and allow to cure for at least 72 hours coat of sand sprinkling using silica sand/M-sand for rughning the treated surface over two cots of single component, elastomeric smart care flexi seal PU @ 1.2ltr/Sqm with 0.5mm thickness each coat over applying priming the surface with one coat of Asian Paints Smartcare Bituminous Primer @ 0.27ltr/Sqm with brush or roller all as specified.and as directed by Engineer in Chage.

Note for item no 7:- Single component, elastomeric, pitch modified PU coating Smart Care Flexi Seal PU have a with minimum elongation of 600% and tensile strength of 2 N/mm2 as per ASTM D412 and Shore A Hardness of 90 as per ASTM D 2240. The PU coating shall have crack bridging ability of 2mm.The system consists of applying the waterproofing treatment @1.2ltr/sqm of two coats each coat 0.5mm DFT (Dry film thickness)and second coat shall be apply after 24 hours of first coat and shall have a crack bridging ability of 2mm. Make Asian paints or equivalent of Dr fixit pidilite/ Thermax, complete as per manufacturers specification. Guarantee for water proofing treatment shall be applicable as per PS claus 10.2 10.2.4

Supply & laying of protective Geotextile fabric 45GSM over the bituminous primer application with 100mm side lap and 150mm end overlap all as specified and as directed by Engineer in Charge Note:- Single component, elastomeric, pitch modified PU coating Smart Care Flexi Seal PU or equivalent approved by GE with minimum elongation of 600% and tensile strength of 2 N/mm2 as per ASTM D412 and Shore A Hardness of 90 as per ASTM D 2240. The PU coating shall have crack bridging ability of 2mm.The system consists of applying the waterproofing treatment @1.2ltr/sqm and shall have a crack bridging ability of 2mm., etc complete as per manufacturers specification.

M&L for heavy duty floor tiles of size 300 x 300 x 10 to 13 mm thick of make Deccan Natural or Cresto Brown of Somany or equivalent of HR Johnson or Kajaria, set, jointed and pointed in neat cement slurry with grey cement and pigment or Ezy Grout of Somany to match the colour of tile and laid over 20mm thick screed bed in CM 1:4 including dismantling of floor hearth wall tiling or terrazzo flooring including cement mortar bedding removing debris off the premisescomplete all as specified and as directed.

Material and labour for providing cement concrete 1:2:4 (Type B-0 using 12.5mm graded aggregate) avg 40mm thick including mixed with water proofing compound as in floors/roofs etc (for roof padding concrete) finished even and fair all as specified and as directed

M & L for preparation of newly plastered surfaces of walls, pillars etc., and applying three coats of white wash complete all as specified and as directed.

M & L for preparation of new or previously untreated steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint (any shade) over a coat of red oxide zinc chrome primer all as specified and directed.

S & F mild steel small article works such as bands, straps, holdfasts, wall ties, clamps, wind ties, cleats etc., and similar small articles conforming to Fe-290 (Gde E-165) complete all as specified and as directed.

S & F for pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof coverings fixed with self tapping screws complete all as specified and as directed.

K.AYYAPPAN

Sree Constructions

P K ENTERPRISES

S.RAMACHANDRAN