CERTAIN REPAIRS TO FENCINGS, ROLLING SHUTTERS, GATES, GUARDBARS AND OTHER ALLIED WORKS AT NAVAL BASE

Amount

Demolition of stone masonry built in cement or cement lime mortar all as specified and directed by Engineer-in-charge.

M&L for walling of Porbandar stone masonry squared rubble, uncoursed, well bonded, bedded and solidly hearted, built in CM 1:6 complete all as specified .

Ditto all as per item No 2.00 above but except stone (stone obtained from item No 01).

Taking down cement plaster from stone walls etc incl racking out joints hacking for key scrubbing down with water etc all as specified & directed by Engineer-in-charge.

M&L for rendering 15mm thick on fair faces of stone masonry surface in CM 1:4 incl finished the surface even and smooth without using extra cement as specified & directed by Engineer-in-charge.

M&L for preparation of new surface of walls and applying two 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 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 complete all as specified and directed.

M&L for PCC 1:3:6 type C-1 using 20mm graded stone aggregate as in coping etc including weathering, slightly rounded or chamfered angles and throating including necessary form work all as specified & directed by Engineer-in-charge.

Dismantling of posts or struts(Precast RCC) of any description embedded in PCC including taking out embedded portion and making good disturbed ground all as directed by Engineer-in-charge.

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

M&L PCC (1:3:6) type C-2 using 40 mm graded stone aggregate as in foundation and mass concrete all as specified and directed by Engineer-in-charge. Note: Portion of pole embedded in PCC shall be deducted for payment purpose all as specified & directed by Engineer-in-charge.

Dismantling fencing wire mesh of any type as specified & directed by Engr-in-charge.

Supply & Fix PVC coated chain link fencing make 'NETLON' or equivalent of standard quality 2mm dia galvanised wire with 1mm thick PVC coating 100x100mm size square/spacing fixed.

Supply only MS 10mm dia round bars as line wire for chain link fencing complete all as shown on drg and as directed by Engineer-in-charge. (Note:- fixing is covered under item No 23 here-in-before).

Providing reinforced cement concrete type B-l, 1:2:4 (20 mm graded aggregate) in precast posts, fencing posts, straining or terminal posts, struts etc. for fencing, average sectional area n exc 100 sq. cm, with or without chamfered angles and flat, splayed, rounded or mitred tops as directed and fixed

M&L for CRS reinforcement bars 6 to 8mm dia cut to length bent to shape as required including cranking bending spirally for hooking ends and binding with and including mild steel wire (annealed not less than 0.9mm dia) or securig with clips etc complete.

M&L for CRS reinforcement bars 10 mm dia and over cut to length bent to shape as required including cranking bending spirally for hooking ends and binding with and including mild steel wire (annealed not less than 0.9mm dia) or securig with clips etc complete.

S&F in repair galvanised, 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed by Engineer-in-charge.(each line wire to be measured)

S&F mild steel rolled section Fe-410-W(Gde E-250), quality 'A' as in post, main and cross beams, rafters, purlins connected to common rafters fixed with angle iron clips or other connecting plates.

S&F, MS work confirming to Fe-290 of Gde E-165 as in MS flat iron fillets etc for securing chain link fencing including angle iron horn & necessary cutting drilling etc complete to any type of posts screwed in position with nuts, bolts & washers, etc all as specified and directed by Engr-in-charge.

Supply only MS screw bolts (Machine made) length of bolt exc 5 cm but not exc 10 cm 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, dia of shank 5 to 10mm (Note:- fixing included under item No 19 above).

S&F in repair bands, straps, hooks, heavy for large gates, hooks & pintle hinges, large hasp & staples, hand made sliding bolts, hold fasts and similar articles confirming to Fe-290 Gde E-165 complete all as specified & directed by Enineer-in-charge.

M&L for running welding in repairs of metal of thickness n exc 6mm complete all as specified & directed by Engineer-in-charge.

M&L for welding in repairs n exc 2.5 cm in length of metal of thickness n exc 6mm complete al as specified & directed by Engineer-in-charge.

Dismantling wrought iron or mild steel work of any description not otherwise described for of any description.

M&L for framed work such as in doors or gates of angle or other section with gusset plates rails, braces etc. complete drilled for fixing of steel sheeting or other covering to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings and hanging also fastening and fixing complete Fe 410-W (Gde-E-250) quality-B as specified & directed by Engineer-in-charge.

S&F in repairs 5mm thick mild steel plates Fe-410 (Gde E-250) quality-A plain or chequered as in gates, shutters, similar steel structural works complete all as specified and directed

S&F in repairs Steel rolling shutters 1.00mm thick in laths, without ball bearing, as specified incl top cover. Anchoring rod, hasp and staple and one coat of primer erected in position as indicated complete but gear operated type with chain wheel and hand chain.

S& F Framed work such as grills, gratings, 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 conforming to Fe.290.Gde-E-165 complete all as specified

Dismantling stone slab and tiles of any description or thickness in floors,aprons etc. complete all as specified and directed.

M&L for 18-20mm thick black granite stone slab machine cut in skirting/dado, cooking platform, jams, pillars, windows cills and the like laid over and including 10mm thick screed bed or backing coat in cement mortar (1:4) and jointed with grey cement slurry and pointed with white cement and with admixture or pigment to match the shade of granite stone including grinding and polishing complete all as specified & directed.

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including ridge etc complete

M&L for High tensile galvalume sheets colour coated single skin high rib / multi rib TMP Profile Galvalume sheeting in roof having 1000-1020 mm width 28 mm high crest @ maximum 250 mm pitch (centre to centre) and minimum 190mm manufactured out of 0.50 mm TCT (total coated thickness) cold rolled steel, having yield strength 550MPa minimum and wall coated with 25 micron modified polyester paint system applied on Zincalume on top and with back coating on sheet shall be 7-10 micron epoxy paint. The sheet shall be supplied in length maximum upto 6-12 meters long to suit with structural dimensions and fixed with self tapping screws with built in gasket (with bitumen washer) of suitable size machine fixed as per manufacturer instructions and applying adhesive compound to joint overlap of sheets complete all as specified.

M&L for 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 complete all as specified and directed.

S&F in repairs 4mm thick ACP panel cladding, fixing on vertical or horizontal MS frame work and filling silicon gel in groves including fixing of Screw gaskets, bolts washers complete all as specified and directed.

S&F in repairs stainless steel letters/ emblem to be fixed in approved design and patterns having letter size not less than 30cm in width 45cm in height , fixing on vertical or horizontal MS frame work and filling silicon gel in grooves and holes including fixing necessary screws and fastening complete all as specified and as directed. Note : MS work will be measured and paid separately.

M&L for preparation of old steel surface of any description exc. 10cm width or girth and applying one coat of synthetic enamel paint complete all as specified.

M&L for preparation of new steel surface of any description exc. 10cm width or girth and applying two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

JAY BHARAT METAL SUPPLIERS (BID ID -3261469)

shree chamunda enterprise (BID ID -3260688)

Harsh Infrastructure (BID ID -3262545)