SERVICING, MAINTENANCE AND REPAIR OF WATER TREATMENT CHEMICAL DOZING SYSTEM INCLUDING SUPPLY OF CHEMICAL AT FRESH WATER PUMP HOUSE AND ALLIED WORKS AT NAVAL DOCKYARD, VISAKHAPATNAM

Amount

Weekly maintenance & repair including breakdown repair as require of mechnical actuated diaphram metering chemical doing pump, model- GB-401, Make- Milton Roy complete with 3 ph, 0.37kw motor, make-CG by checking oil level in drive compartment, topping of OEM recommended oil (Grade-Bharat Hydrol 220), and replacement of complete oil at inteval of 90 days (approx qty-01 ltr), complete cleaning all external surface, checking of all inlet/ output Upvc pipe connection for any liquide leakage and rectification, complete cleaning of pump flow circuit from suction to delivery point with clean water and rectifcation of any liquide leakage, cleaning of Y-strainer, dismantling/opening of pump and complete cleaning/removing any sediment complete all as specified and as directed. Total dozing pump - 06 Set (Note: If dozing pump is found non-functional more than 06 hours, recovery shall be made @ twice the quoted rate for every hour of non-functional period)

Weekly maintenance & repair including breakdown repair as require of Chlorine mixing agitator Make- Premium Step Han, Model- 1BC128/6.9/200-24 with 3ph motor 1.11 kw, Make-CG, by removing motor from base, cleaning/greasing rorating gears, checking for any defects in gear system and rectification by replacing required item, cleaning of rod and blade, checking for any damage to rod and blade and replacing required item, checking serviceability of level indicator and rectify by replacing required item, Cleaning of complete agitator FRP chamber by removing all sludge and cleaning with clean water, cleaning of outside area around agitator chamber and pump complete all as specified and as directed. Total agitator - 01 Nos (Note: If agitator is found non-functional more than 03 hours, recovery shall be made @ twice the quoted rate for every hour of non-functional period)

Weekly maintenance & repair including breakdown repair as require of Alum mixing agitator Make- Premium Step Han, Model- 1BC123/38.2/200-19 with 3ph motor 0.75 kw, Make-Bharat Bijlee, by removing motor from base, cleaning/greasing rorating gears, checking for any defects in gear system and rectification by replacing required item, cleaning of rod and blade, checking for any damage to rod and blade and replacing required item, Cleaning of complete RCC alum mixing chamber by removing all sludge and cleaning with clean water, cleaning of outside area around agitator chamber and pump complete all as specified and directed. Total agitator - 02 Nos (Note: If agitator is found non-functional more than 03 hours, recovery shall be made @ twice the quoted rate for every hour of non-functional period)

Weekly maintenance & repair including breakdown repair as require of raw water inlet chanel and Clerifier floculator agitator Make-Bonfigl Oil Gp, Type-AS35DEPA with 3ph motor 1.10 kw-01 No, 0.55 kw-01 No and 0.371 KW-04 Nos, Make-CG, by removing motor from base, cleaning/greasing rorating gears, checking for any defects in gear system and rectification by replacing required item, cleaning of rod and blade, checking for any damage to rod and blade and replacing required item complete all as specified and as directed. Total agitator - 06 Nos (Note: If agitator is found non-functional more than 06 hours, recovery shall be made @ twice the quoted rate for every hour of non-functional period)

Supply and laying of UPVC pipes of size 25mm outer dia, of pressure rating 10 kg per sqcmincluding all fittings fixed on wall/floor complete all as specified including taking down unsv one.

Supply and laying of UPVC pipes of size 40mm outer dia, of pressure rating 10 kg per sqcmincluding all fittings fixed on wall/floor complete all as specified including taking down unsv one.

Supply and fix UPVC Y-strainer size 25 mm outer dia all as specified including taking down unsv one.

Supply and Fix UPVC ball valve suitable for 25 mm outer dia pipe all as specified including taking down unsv one

Supply and Fix UPVC ball valve suitable for 40 mm outer dia pipe all as specified including taking down unsv one

Supply and Fix UPVC union suitable for 25 mm outer dia pipe all as specified including taking down unsv one

Supply and Fix UPVC union suitable for 40 mm outer dia pipe all as specified including taking down unsv one

Supply only of Calcium Hypochlorite in granule having 65% to 70 % available clorine in factory sealed packed in 45 kgs drums with anti-corrosion and anti-scaling agents as per recommendation of Govt of india,manual on water supply and treatment complete all as specified and as directed . Make :-M/S Rayalaseema Hi Strength Hypo Ltd / Declibac / /Briozing / Potter and Watts (Note: Calcium Hypoclorite granule will not be stocked for more than 3 month requirement and minimum 800 kg per month stock shall be made available. Recovery shall be made @ twice the quoted rate for monthly minimum qty if not made available)

Supply only Poly Aluminium cloride (PAC) coagulant containing approx 29 % Al2 O3 with basicity of sealed in 25 kgs bags to use for transforming raw water into clean, safe, low imputy contents, high cogulation ablity, stable physical proprerites complete all as specified and as directed Make :- M/S Rayalaseema Hi Strength Hypo Ltd / Declibac / /Briozing / Potter and Watts (Note: Calcium Hypoclorite granule will not be stocked for more than 3 month requirement and minimum 900 kg per month stock shall be made available. Recovery shall be made @ twice the quoted rate for monthly minimum qty if not made available)

Supply only bleaching powder in sealed 25 Kg bag

Supply only PVC hand gloves free size for use by DEL for clorine/alum mixing single use

Supply only Rapid chlorine test kit

Supply only goggle for use with chlorine gas

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