REPAIR, MAINTENANCE OF CHLORINE / PAC DOZING PUMP AND SUPPLY OF PAC AND CHORINE GRANULE AND ALLIED WORKS AT FRESH WATER PUMP HOUSE AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE (I) (DM) VISAKHAPATNAM

Amount

Weekly maintenance & repair including breakdown repair as require of mechanical actuated diaphram metering chemical dozing pump, model - GB-401, Make- Milton Roy complete with 3 ph, 0.37 kw 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 interval of 90 days (approx qty-01 Ltr), complete cleaning all external surface, checking of all outlet/ output UPVC pipe connection for any liquid leakage and rectification, complete cleaning of pump flow circuit from suction to delivery point with clean water and rectification 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. Totat dozing pump - 06 set. (Note: If dozing pump is found non- fucntional more than 06 hours, recovery shall be made @ twice the quoted rate for every hour of non - functional period)

Weekly maintenance & repair including breadown 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 form base, cleaning/ greasing rotating gears, chekcing for any defects in gear system and rectification by replacing required item, cleanding of rod and blade, checking for any damaged 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 are around agitator chamber and pump complete all as specified and as directed. Total agitator-01Nos (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 breadown repair as require of chlorine mixing agitator Make- premium step han, model- 1BC128/6.9/200-24 with 3ph motor 0.75 kw, Make- Bharat Bijlee by removing motor form base, cleaning/ greasing rorating gears, chekcing for any defects in gear system and rectification by replacing required item, cleanding of rod and blade, checking for any damaged 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 are around agitator chamber and pump complete all as specified and as directed. Total agitator-02Nos (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)

Weely maintenance & repair including breakdown repair as require of raw water inlet channel and clarifier floculator agitator Make- bonfigl Oil GP, type -AS35DEPA WITH 3HP moto 1.10 Kw-01 No, 0.55 kw-01 No and 0.37 Kw-04 Nos, Make-CG, by removing motor from base, cleaning/ greasing rotating gears, checking for any defects in gear system and rectification by replacing required item, cleaning of rod and blade, checking for any damaged to rod and blade 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 only of calcium hypochlorite in granule having 65% to 70 % available chlorine 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 Make: Declibac/ Aquafit/ Briozing/ Potter and Watts (Note: calcium hypochlorite granule will not be stocked for more than 3 months requirement and minimum 800 kg per month stock shall be made available. Revovery shall be made @ twice the quoted rate for monthly minium qty if not made available)

Suuply only poly aluminium chloride (PAC) coagulant containing approx 29 % Al203 with basicity of sealed in 25 kgs bags to use for tranforming raw water into clean, sage, low imputy contents, high coagulation ability, stable physical properties Make: Declibac/ Aquafit/ Briozing/ Potter and watts/ Aquafit (Note: Calcium Hyproclorite granuel will not be stocked for more than 03 months requirement and minium 900 Kg per month stoc shall be made available. recovery shall be made @ twice the quoted rate for monthly minimum qty if not made avilable)

Supply and laying of CPVC pipe of size 25mm outer dia , SDR 11 and plain UPVC SDR 11 fittings on wall / floor complete all as specified including taking down unsv one

Supply and laying of CPVC pipe of size 40mm outer dia , SDR 11 and plain UPVC SDR 11 fittings on wall / floor complete all as specified including taking down unsv one

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

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

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

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

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

Supply only bleaching powder in sealed 25 kg bag

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

Taking down old U/S GI pipe of including short length (up to 0.2m) following sizes from gallaries/walls and supply and fix GI pipe Medium grade 40mm bore galvanized with all fittings such as tees, bend, elbows, sockets reducer, nipples and union complete all as specified and as directed.

All as per item No 16.00 above but of size 50 mm bore

Supply only goggle for use with chlorine gas

Cutting /cleaning of wild vegitation etc in and around water supply installation/hill top reservoir premises and location including disposal of spoil note a distance not excluding 50 mtr outside the installation .

G T SERVICES

M/s.Raghava Enterprises

SIVA MARUTHI ENTERPRISES

MARINE TECHNICAL SERVICES

LAKSHMI SAI CONSTRUCTIONS

VINAYAK BUILDTECHS

TECHNO AQUA TECH PVT. LTD.

B5BUILDING SOLUTIONS

Poonam Corporation

SREE GAYATRI INFRA