ADDITION/ALTERATION TO HYGIENE COMPLEX AND CT SCAN BLDG P 159F AT INHS SANJIVANI NAVAL BASE KOCHI UNDER GE NW KOCHI

M&L for providing cement concrete Type B1, 1:2:4 (using 20mm graded stone aggregate) as in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, including necessary form work complete all as specified and directed.

Demolition of brickwork or stone/boulder masonry, built in cement mortar complete all as specified and directed.

Dismantling structural steel work including doors, gates but excluding framed truss etc. complete all as specified and directed.

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including nainital or similar pattern roof covering complete all as specified and as directed.

S&F roof trusses (framed or tubular sections) trussed, purlins, crane gantries,pillars, posts, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel, tubular pipes or flat sections) including distance pieces, cleats etc conforming to Fe-290 Gde-E-165 complete all as specified and directed.

S&F joist, channel, angle, tubes or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated) etc conforming to Fe-290 Gde-E-165 as in MS Posts complete all as specified and directed.

S&F framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed uard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified and directed.

M&L for mild steel screw bolts 16 to 20mm dia of neck in mm (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5cm long complete all as specified and directed.

S&F pre-painted galvalume aluminum zinc coated GI based corrugated steel sheet 0.50mm thick of any colour, having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and directed.

S&F pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified complete all as specified and directed.

M&L for preparation of new steel surfaces of any description over 10 cm in width or girth and applying two coats of anti corrosive epoxy paint over and including two coats of epoxy primer on steel surfaces complete all as specified and directed.

M&L for preparation old plastered surfaces, priming plastered and other surfaces with alkali resistant priming primer, preparatory to distempering & applying two coats of distemper oil emulsion white or tinted over 1.5-3mm thick wall care putty complete all as specified and directed.

M&L for prepolished mirror finished machine cut kota stone slab flooring 20-25mm thick over cement screed 20mm thick CM 1:4 laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing complete all as specified and directed.

M&L for prepolished mirror finished kota stone slab 20-25mm thick ( in single piece) in riser of steps, skirting, dado and pillar laid over backing coat 10mm thick CM 1:3 and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing complete all as specified and directed.

S&F square UPVC rain water gutter (200 MM), with all necessary fittings like MS flat iron, clamp, joints, end cap, corner drop, centre drop, etc joining compounds, nut, bolts or screws etc and fixing in position, at any height complete all as specified and as directed.

S&F 110mm bore PVC (SWR) pipes single socketed, in any length with rubber ring joints,fixed to walls as in rainwater down pipes with necessary clamps & fittings complete all as specified and as directed.

S&F 110mm bore PVC (SWR) bends any radius complete all as specified and as directed.

M&L for 30mm thick cement concrete Type B-0, 1:2:4 (using 12.5 mm graded stone aggregate) as in levelling course on roof/floor slab complete all as specified and directed.

S&F hand 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 290-0 Gde E 165 complete all as specified and directed.

M&L for point wiring for one light/fan point with 1.5 sqmm PVC insulated (FRLSH) unsheathed copper conductor multistranded 1100 volts grade controlled by one way switch including 1.5 sqmm PVC (FRLSH) insulated unsheathed copper cable multistrand conductor 1100 volts grade for continuity conductor including connected to common earth dolly drawn through and including rigid PVC conduit 20mm size medium grade ISI marked concealed of suitable size with all accessories and sunken box of 1.6 mm thick and 60 mm depth pressed steel box factory made for mounting of switch, socket and fan regulator with modular frames covers including complete all as specified and directed.

S&F ceiling rose surface bakelite 65 x 50 mm 3 terminals 240 volt 50 Hz complete all as specified and directed.

S&F switch modular type single pole, 6 Amps, one way complete all as specified and directed. Make: Legrand Cat Part No. 5734 00 or its equivalent make from the approved list of manufacturers.

S&F LED lights fitting 1x 20 W, 220V, AC decorative box type,125 lumen/watt with driver, holder and high quality materials and design exttruded aluminium housing enhances safety, high quality PC diffuser reliable and robust housing structure including LED tube light connecting up with three core flexible copper conductor cable of suitable size from ceilingrose complete all as specified and as directed. Make : Philips Cat Part No. BN170C LED20S-6500 PSU L120 or its equivalent make from the approved list of manufacturers.

Material and labour for submain wiring with 2 runs 4 Sqmm single core, PVC insulated, unsheathed, multistranded copper conductor FRLSH cable 1100 volts grade drawn through PVC concealed conduit not less then 25 mm with all accessories, one run of 4 Sqmm cable single core PVC insulated, unsheathed, 1100 Volts grade multistranded copper conductor FRLSH cable as earth continuity conductor and connecting including cutting the chases etc and making good the disturbed surface to match with the existing complete all as specified and as directed. Note:-Three runs of 4 Sqmm size PVC copper cable and one run of PVC conduit shall be measured as one unit length.

Su&F 240V, 10 KA 'C' curve miniature circuit breaker (MCB) of single poles and current carrying capacity 5 to 32 AMP, in the MCB DB complete with connection testing and commissioning complete all as specified and directed. Make : Legrand Cat Part No. 4085 87 to 4085 95 or its equivalent make from the approved list of manufacturers.

S&F 240V, 10 KA 'C' curve miniature circuit breaker (MCB) of SPN and current carrying capacity 32 AMP in the MCB DB complete with connection testing and commissioning complete all as specified and as directed. Make : Legrand Cat Part No. 4086 17 or its equivalent make from the approved list of manufacturers.

M&L for insulated, galvanised steel strip or wire armoured heavy duty electric cable with stranded aluminium conductor, 1100 volts grade, cross-sectional area 6 sq.mm 2 core complete all as specified and directed.

S&F in replacement factory made single phase and neutral sheet steel made out of CRCA 1.2 mm thick, powder coated double door distribution board 8 way, dust and vermin proof, fitted with two cover, one screwed cover for incoming MCBs and outgoing MCB the second for protection of MCBs fitted with colour AL bus bar of capacity 200 Amps, neutral link, earth bar and din rail. suitable for use on 230V, 50Hz supply, partly immersed in wall and making good distrubbed surfaces with matching colour complete all as specified and directed. Make : Legrand Cat Part No. 5078 87 N or its equivalent make from the approved list of manufacturers.

Earthing complete with galvanized steel plate elecrode of size 60 cm x 60cm x 6.0 mm thick burried directly in ground vertically to a depth not less than 2.5 mtr below the ground level with top edge of earth plate at a depth not less than 1.5 mtr below ground level. Earth plate surrounded by 15mm thick packed alternative layers of charcoal dust and comman salt, earth lead GI wire of 4mm dia (8 SWG) by means of bolts, nuts, check nuts and washers of galvanised iron with thimbles. The other end of GI earth wire is connected to main switch board and protected by light grade GI pipe of 15 mm bore. Provision of 20mm bore light grade GI pipe for watering including GI funnel and wire mesh. Pipe shall be provided vertically upto top level of earth pit and then taken horrizontally to the earth pit. Cement concrete chamber of PCC (1:3:6) type C-2 using 40 mm graded stone aggregate.The chamber shall be constructed one metre away from edge of earth pit. 50 mm thick pre cast cover of cement conrete (1:2:4) type B-1 using 20 mm graded stone aggregate and MS angle iron 50 x 50 x 6 mm frame including two coats of painting over a red oxide to exposed steel surfaces. Excavation in soft/ loose soil, returning filling and removal of surplus soil to a distance of 50 mm as directed and shown in Electrical Plate No- 3 of SSR Part-1 (2009).

S&F in repair ceiling fan, complete with blades, down rods, accessories 230V, 1200mm sweep, with min air delivery 210 CFM with service value 6.00 BEE, five star rated with brushless direct current (BLDC) including provision of PVC flexible copper cable of size 23/00.0076 three core from ceiling rose to exhaust fan max 1.5 mtr for giving connection complete all as specified and directed. Make : Havells Cat Part No.Epic/ Orient Model Ecotech Neu BLDC 5 star or its equivalent make from the approved list of manufacturers.

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