REPAIR REPLACEMENT OF FENCING JALLY WALLS SECURITY WALLS AND MISC WORKS ETC AT AREA E AND DAS AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE(I) DM VISAKHAPATNAM

Demolition of reinforced cement concrete Concrete of any description and in any position not otherwise specifically provided for complete all as specified and directed.

M&L for reinforced cement concrete (nominal mix) type B1 1:2:4 using 12.5mm sotne aggregate as in beams, cantilevers, bressummers, lintels over 1.5m span complete all as specified and directed.

Formwork to rough finished surfaces of concrete (flat) sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including sup- ports, overhangs, etc. also splays between floors and beams, etc., all as specified and directed.

M&L for reinforced cement concrete (nominal mix) type B1 1:2:4 using 12.5mm sotne aggregates as Columns, pillars, piers, posts and struts complete all as specified and directed.

Form work for flat rough finish surface of concrete(square or rectangular or polygonal) for sides of pillars, posts, struts, piers, columns and stanchions complete all as specified and directed.

M&L for reinforced cement concrete (nominal mix) type B1 1:2:4 using 12.5mm sotne aggregate as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and directed.

Form work for flat rough finish surface of concrete(square or rectangular or polygonal) forFormwork to sides of concrete foundations, 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 complete all specified and directed.

M&L for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

Excavation in trenches not exceeding 1.5 M deep for foundation etc and getting out in soft / loose soil all as specified and directed.

M&L for cement concrete type D2, 1:4:8 (40 mm graded aggregate) as in foundation, filling and mass concrete all as specified and directed.

Demolition of brick work or stone / boulder masonry built in cement mortar including removal of debries outside of Dockyard premises complete all as specified and directed.

M&L for pre cast cement concrete type 1:3:6 type C-2 (Using 20mm graded stone aggregate) block masonry with solid blocks exc 10 cm in width and setting in cement mortar 1:4 complete all as specified and directed.

Taking down cement plaster on brick or concrete wall etc including racking out joint hacking for key, scrubbing down with water etc. complete all as specified and as directed.

M&L for rendering 15 mm thick in CM 1:4 on fair faces of brick work or concete surfaces finished even and smooth without using extra cement complete all as specified and directed.

Supply and fixing for providing precast cement concrete louvres and jallies, 25mm thick (measured solid) type B0 (1:2:4 using 12.5mm stone aggregate) set in cement mortar 1:4 , including all mouldings but excluding frame complete all as specified and directed. Note :- Pre cast frame shall be measured separately.

Material & Labour for applying two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces all as specified and directed.

Dismantling posts or struts (wood, steel or R.C.C.) any section embeded cement concrete, brick work masnory etc., including taking out embedded portion and making good disturbed ground all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 CuM, getting out, returning,filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm in hard dense soil complete all as specified and directed.

M&L for PCC 1:3:6 type C2 using 40mm graded stone aggregate as in foundation and mass concrete all as specified and directed.

Supply and fix rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 all as specified and directed.

M&L for preparation of new steel surfaces of any descriptions over 10cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide/ zinc chrome complete all as specified and directed.

Dismantling fencing wire mesh, any type complete all as specified and directed.

Supply only chain link MS galvanised fencing any size or type all as specified and directed.

Fixing only chain link fencing including line wires, any mesh size and type to any type of strands rails straining bolts etc including provision of binding wire all as specified and directed.

Supply and fix mild steel screw bolts of 5 to 10mm dia of shank (machine made ) with hexagonal or square heads at one end and scewed the other each screwed end to be fitted with washers and one hexagoal or square nut, eceedinng 10cm ad not exceeding 15cm long all as specified and directed.

Supply only Mild steel round bars 10mm dia and over for Fe-410-W, (Gde.E-250) quality-A or Fe 290 (Gde -E-165) cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips all as specified and directed.

M&L for providing precast cement concrete solid building blocks (type C1 1:3:6, using 20mm stone aggregate) set in cement mortar 1:4 or slabs 10cm thick (with plain or interlocking joints as directed) setting in mortar, complete, in walls complete all as specified and directed.

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces in cement Mortar 1:6 and finished even and smooth without using extra cement complete all as specified and as directed.

M&L for preparation of new plastered surfaces of wall and applying two coats of white wash complete all as specified and directed.

S&F framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc.. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 (Brackets over 10 kg each to be measured under 'Structural Steel') complete all as specified and directed.

S&F in repair 610mm dia concertina coil in fencing with all the required clips, pins etc as per manufacturer's specification fixed on the angle iron framed bracket/posts. Each concerntina coil shall be fixed to MS Angle with existing rows of barbed wire, on each of bracket , the coil shall be with HTGE speing core wire of diameter 2.59mm, pitch between the barb shall be 24.5mm, tape shall be hot dip galvanised upto 20 microns, weight of each coil shall be 7.5 to 8.00 kg, tape shall be 0.5mm thick, tensile strength shall be not less than 1600 n/mm2, minimum 50 short bladed profile of minimum blade length 11mm and width before crimping is 18mm minimum including dove all clips @ clips per 2 spirals turns approx 125 clips per coil complete all as specified and as per manufacturer's instructions.

S&F in repair galvanised 2 strand, steel barbed wire 2.24mm dia 75mm spacings and straining and fixing to and straning and fixing to any type of standard rails strain-ing bolts, including, securing or tye at crossing with and provision of galvanised mild steel wire, staples or steel pins etc all as specified and directed.

Restraining resecuring including making good staples etc. for existing barbed wire/ concertina coil complete all as specified and directed.

Demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L for providing cement concrete (type B0 1:2:4, using 12.5 stone aggregate) as in coping complete all as specified and directed.