Provisioning of Barricading Wall at Technical Area at NAD Bheemunipatnam and Shed for Viper Hangar DG in TP Area at INS Kalinga, Visakhapatnam

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 10 Sq.m on plan area and depth not exceeding 1.5m and getting out in Soft / Loose soil complete all as specified and as directed.

M & L for PCC 1:4:8, Type D–2, using 40mm graded stone aggregate as in Foundation, Fillings, Mass concrete, Footings etc complete all as specified and as directed.

M & L for Providing Precast Cement Concrete Solid Block Masonry with Solid Blocks exceeding 100mm width of PCC 1:3:6, Type – C1 using 20mm graded stone aggregate set in Cement Mortar 1:6 complete all as specified and as directed.

M & L for Plain / Reinforced cement concrete Type B1 [Nominal Mix] 1:2:4 using 20mm graded stone aggregate Cast in Situ in Lintels up to 1.5m Span, Cills, Steps, Seismic and Other Similar Bands, Plinth Courses, String Courses, Lacing Courses, Parapets and Railings up to 60 cm in Height, Copings, Kneelers, Apex Stones, Bed Plates including Weathering, slightly rounded or chamfered angles and throating as directed including Use and removal of Steel Formwork for fair finished surface of concrete complete all as specified and as directed.

M & L for Plain / Reinforced cement concrete Type C1 [Nominal Mix] 1:3:6 using 20mm graded stone aggregate Cast in Situ in Lintels up to 1.5m Span, Cills, Steps, Seismic and Other Similar Bands, Plinth Courses, String Courses, Lacing Courses, Parapets and Railings up to 60 cm in Height, Copings, Kneelers, Apex Stones, Bed Plates including Weathering, slightly rounded or chamfered angles and throating as directed including Use and removal of Steel Formwork for fair finished surface of concrete complete all as specified and as directed.

S & F Reinforcement using High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 10mm dia and over, cut to length, bent to shape required including cranking, bending, spirally for hooping, hooking ends and binding with annealed mild steel wire not less than 0.9mm dia or securing with clips or welded complete all as specified and as directed.

S & F Reinforcement using High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 5mm to 10mm dia bars as in stirrups, spacers and binders, cut to length, bent to shape required including cranking, bending, spirally for hooping, hooking ends and binding with annealed mild steel wire not less than 0.9mm dia or securing with clips or welded complete all as specified and as directed.

M & L for rendering to brick / concrete surfaces, 15 mm thick in Cement Mortar 1:4, surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M & L for preparing newly plastered wall surfaces and applying two or more coats of Cement based Wall Care Putty on walls including rubbing with sand paper to obtain a smooth surface and making good any undulations on the surfaces and applying Two coats of Weather Proof Exterior Emulsion Paint [100% Acrylic] over a Coat of Weather Proof Exterior Primer of same manufacturer as that of paint on walls complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick of excavated soil complete all as specified and as directed. Note: A deduction of 10% shall be made from total computed volume of filling to cater in bulk irrespective of machinery used for ramming.

Removal of excavated material [Soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

S & F 75mm bore PVC [SWR] pipes single socketed, in any length, Cut to Size as in Weep Holes complete all as specified and as directed.

Excavation in Post holes or similar holes each not exceeding 0.5 Cu.m, getting out in Soft / Loose soil, including returning, filling in and ramming earth or broken rubble mixed with earth around in layers not exceeding 25cm thick, watering and removing surplus soil to a distance not exceeding 50m and making good surface complete all as specified and as directed.

M & L for RCC 1:1½:3, Type A-1, using 40mm graded stone aggregate as in Foundations including Pile Caps, Rafts, Footings, Foundation Beams, Plinth Beams, Bases for Columns, Fillings, Mass Concrete, etc. complete all as specified and as directed.

M & L for RCC 1:2:4, Type B-1, using 40mm graded stone aggregate as in Foundations including Pile Caps, Rafts, Footings, Foundation Beams, Plinth Beams, Bases for Columns, Fillings, Mass Concrete, etc. complete all as specified and as directed.

Use and removal of Steel Formwork to Sides of concrete Foundations, Pile Caps, Footings, Bases of Columns, Raft and Raft Beams, Sides and Soffits [if any] of Foundation and Plinth Beams and similar work, Vertical or to Batter for Rough Finished surfaces complete all as specified and as directed.

S & F Mild Steel work as in Tubular Trusses, Posts etc including special shaped washer etc complete using ERW or induction butt welded tubes confirming to IS - 1161, Grade YST - 240, Medium Grade of any dia complete all as specified and as directed.

S & F Rolled Mild Steel work confirming to Fe 410-W, Grade-E- 250, Quality-A as in Plates [Plain & Chequered], Channels, Angles, square cut or notched [ordinary or counter sunk] forming holes without any attachment complete all as specified and as directed.

S & F MS machine made screw bolts with hexagonal or square head one end and screwed other or screwed both ends, fitted with washers and one hexagonal or square nut exceeding 22.5cm and not exceeding 30 cm long, dia of neck exceeding 16 mm but not exceeding 20 mm complete all as specified and as directed.

S & F for pre-painted Galvalume steel sheets of Trapezoidal profile having pitch 190mm, depth 29mm or Tiled Profile or Sinusoidal Profile and thickness 0.50mm [Galvalume base-PPGL trapezoidal profile sheets], having tensile strength of 550 Mpa, fixed with aluminium self tapping screws, neoprene and EPDM washers of suitable size in roof covering complete all as specified and as directed. Note: Overlap shall be provided as specified by the manufacturer.

M & L for two coats of Synthetic Enamel paint over one coat of Red Oxide / Zinc Chrome Primer on new steel surfaces over 10cm width or girth including preparation of surfaces complete all as specified and as directed.

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