Addition and Alteration of Railings for Certain Married Accommodation at Naval Station Bheemunipatnam and Front Side Perimeter Wall and Main Gate near Kill House at INS Karna

Amount

Dismantling of Wrought or Mild Steel Work of any description not otherwise specifically provided for complete all as specified and as directed.

S & F Stainless Steel Railing made with Stainless Steel Pipes of wall thickness not less than 1.6mm, of Grade AISI 304, standard quality, bright polish finish, using 50mm dia pipes for hand rail, 25mm dia pipes for vertical supports / balusters and 25mm dia pipes as in tie bars in three layers, SS tubes shall be welded at the turnings and junctions, welded portions shall be completely grinded and brought to bright and smooth finish including all bends, elbows, making holes in the floor / steps, grouting with epoxy to achieve full strength of railing complete all as specified and as directed.

Demolition of Brickwork or Stone / Boulder Masonry, built in Cement Mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for brick work with Fly Ash Blocks [Modular Bricks], straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:6 complete all as specified and as directed.

Demolition of Cement Concrete of any description and in any position not otherwise specifically provided for and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for RCC 1:2:4, Type B-1, using 20mm graded stone aggregate as in Slabs supported on Walls, Beams, Columns, in Floors, Roofs, Landings, Balconies, Canopies, Deck Slabs and in Shelves and the like including use and removal of Steel Formwork for Fair Finished surfaces complete all as specified and directed.

M & L for rendering to brick / concrete surfaces, 15 mm thick in Cement Mortar 1:6, surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M & L for 50mm bore dia High Density Polyethylene Pipes [HDPE] of pressure rating 6 KGf / Sq.cm laid in floors or fixed to walls or ceilings etc. as in Spouts and grouting in Cement Mortar 1:3 or PCC 1:2:4, Type B0 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.

Use and removal of Steel Formwork to Sides and Soffits of Floor or Roof Beams, Beam Haunchings, Girders, Bressummers, Lintels, Cantilevers, Shelves including Supports, Overhangs, etc, Splays between Floors and Beams and similar works for Fair Finished surfaces of concrete complete all as specified and as directed.

M & L for RCC 1:1½:3, Type A-1, using 20mm graded stone aggregate as in Beams, Cantilevers, Bressummers, Lintels over 1.5m Span etc 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 waste of form work, complete all as specified and as directed.

M & L for RCC 1:1½:3, Type A-1, using 20mm graded stone aggregate as in Columns, Pillars, Piers, Posts and Struts etc. complete all as specified and as directed.

Use and removal of Steel Formwork to Sides of Pillars, Posts, Struts, Piers, Columns and Stanchions of any Shape / Cross Section for Fair Finished surfaces 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.

M & L for brick work with Fly Ash bricks, straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:6 complete all as specified and as directed.

Taking down Cement Plaster of any description on brick or stone walls or concrete surfaces etc including raking out joints, hacking for key scrubbing down with water etc and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for rendering on fair faces of brick / concrete surfaces, 10 mm thick in Cement Mortar 1:4, surfaces finished fair and even complete all as specified and as directed.

M & L for preparation of newly plastered Wall Surfaces and applying Two Coats of Cement Based Paint over One Coat of Alkali Resistant Primer complete all as specified and as directed.

M & L for complete removal of existing treatment on Wall surfaces using Vacuum based Hand held Sander Machine including removing Nails etc., filling Holes and Cracks with Plaster of Paris or Cement based Wall Care Putty, rubbing smooth and applying Two Coats of Cement Based Paint over One Coat of Alkali Resistant Primer complete all as specified and as directed.

S & F Mild Steel work confirming to Fe - 290, Grade E-165, as in framed work portions framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc. such as Grills, Gratings, Ladders etc with ends of bars shouldered and/or riveted, or forged into spikes, framed Guard Bars, Barred Iron Doors, Ladders, framed Balusters, Walk Ways, Railings, framework of Water Tanks and similar work complete all as specified and as directed.

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.

Dismantling Stone Pitching in Portions built in Cement Mortar including levelling the dismantled area to get the even surface by removing the vegetation etc. complete all as specified and as directed.

M & L for Boulder Pitching, hand packed tightly, grouted with Cement Mortar 1:4 complete all as specified and directed.

All as per Serial Item No. 24 above but except Boulders complete all as specified and directed.

VASANTHA NAIDU ASSOCIATES (BID ID -3187769)

SSV CONSTRUCTIONS (BID ID -3187702)

SRIVALLI ENGINEERS (BID ID -3188192)

M/s.G.KRISHNA RAO (BID ID -3188198)

SWATHI CONSTRUCTIONS (BID ID -3187864)

LnG Constructions (BID ID -3192654)