REPAIR AND COMPREHENSIVE MAINTENANCE OF STP PUMP AND MOTOR AND DG SETS UNDER GE DEHU ROAD

Comprehensive Maintenance of STP with running the plant and generating clear water and pumping in two shifts and including day to day maintenance of barscreen, pumps, motors, electrical panel, air blowers, psf, acf and cleaning of premises. Including all chemical dosing, pumps & motor lubrication, mechanical wear & tear etc.Location: Gardencity.The quoted rates I shall be deemed to be inclusive of the following: (i)Preventive and breakdown maintenance of all the equipment by regular oiling, greasing changing of gland packing, replacement of nuts and bolts etc. during the period of work order(ii)To provide chemicals such as Sodium Hypo Chlorite and any other chemical required, oil and grease required for operation of the plant. Cost of consumables shall be paid in respective items .(iii) Minor Spare parts if any, required for Operation / Maintenance of Sewage Treatment Plant during operation and maintainnace shall be borne by the contractor and quoted rate fis deemed to be inclusive of the same. (iv) The Sludge generated by the Sewage Treatment Plant shall be disposed by the contractor as per manufacturer’s instructions, OEM directives and as per instructions of the Engineer-in-Charge. (v) The water after treatment and super chlorination must satisfy following quality criteria: [a] BODs - 10 mg/lttr or less [b] TSS - 10 mg/ltr or less [c] COD - 50 mg/Ltr or less [d] PH - 6.5-8.5 [v] Coli form - 100 MPN per 100 ml [e] Residual Chlorine - [0.1-0.2] ppm or more.(f) Electricity and water for operation of the plant will be supplied by the Department free of Cost. (vi) To maintain the installations provided under this contract as per IE Rules / Standard Engineering Practice (vii) Housekeeping and Cleaning of all plant area and panel room with cutting, removing of grass, tree and cleaning of plant area including all mechanical equipment and required labour etc.

Taking up unserserviceable raw water pump and repair /Maintanence Raw Water Pump for transfer of raw effluent to MBBR reactor with suitable suction and discharge pipe & fitting and sefty level switch with valves, flanges, NRv etc. Type : Non Clog Horizontal Centrifugal Couple Set Pumps, Capacity : 10 m3/hr, Head : 10 mtr, MWC, Type of Impeller : Close, Casing & Impeller : CI, Shaft Seal : Mechanical, HP : 3 HP, Power Supply : 415 V, 3 Ph, 50 HZ, Make : CNP / TSHIO / KIRLOSKAR / EQT including labour, transport etc all as directed

Taking up unserserviceable Intermediate filter feed Pump and repair/Maintanence Intermediate Pump for transfer of clear effluent to vessel with suitable suction and discharge pipe & fitting and safety level switch with valves, flanges, NRv etc. Type : Horizontal Monoblock Centrifugal Pumps, Capacity : 10 m3/hr, Head : 30 mtr,MWC Type of Impeller : Close, Casing & Impeller : CI, Shaft Seal : Mechanical/Gland,, Power Supply : 415 V, 3 Ph, 50 HZ, Make : CNP / TOSHIO / KIRLOSKAR/Eqt. Including labour, transport etc.all as directed

Taking up unserserviceable Air Blower and repair/Maintanence Air Blower fo Providing and fixing positive displacement rotary tri lobe air blower (I Working + standby) and auto swith over for 24 runing for DO mixing in MBBR reactor with suitable suction and discharge pipe & fitting and safety valves, flanges, NRv etc. Air Flow : 280 M3/HR, Pressure : 04 Kg/Sqcm, Power : 415 V, 3 phase, Make : Everest/KPT/Usha/Eqt. Including labour, transport etc all as directed

Taking up unserserviceable chemical dozing system and Repair/Maintanence Chemical Dosing System for Providing and fixing of chemical dosing system for sedimentation, Alkalinity, Acidic and Bacteria Killing purpose with suitable suction and discharge pipe and fitting including Electronic Control, Internal Wetted parts : Polypropylene, Flow Rate : 0-6 LPHPressureo- 3.5 Kg/cm2,including dozing tank 500 Ltr dosing tank capacity. Including labour, transport etc all as directed.Make : Initiative/ Eqt

Taking up the unserviceable Sludge bag unit,Supply and fixing Sludge bag unit MOC: SS304 including labour transport etc all as directed.Make: Sytron/Equiv

Taking up the unserviceable activated carbon media from filter bed Providing and filling of activated carbon media for removing color, odor in filtration with coconut shell, 2000mm depth of carbon, 11.5 mm volume of media bed, min 850 total sutface area (m2/gm), 1.3 - 1.41 mm partical dencity, 1.5-2.0 main partical diameter, 900 Iv iodin value, 4 x 8 granules effective size, > 5% ash content, <5% moisture content, 4.16 inch mesh partical length, > 400Kg /m2 bulk density, <=1.9 uniformity coefficent, black granules appearance, 7-8 ph etc. iodin value is 900 IV including labour, transport etc all as directed.

Taking up the unserviceable float level sensor Providing and fixing float level sensor of tanks high and low level indicationg and safety for pump dray running with Cable Ended Folat Switch, Type No - CFS 05, Maximum Load - 10A, 230 VAC, Cable Material - PVC Cable with 5 mtrs, Contact Type - 1 C/o Contact, Switch Angle - +/- 45 degree, Process Temp Temp - 0 to 50 degree, housing material - Non Toxic polypropylene, protection - IP 68, including labour, transport etc all as directed.

Overhauling, Servicing, minor repairing & refitting with alignment and cleaning including dissmantling of model - SP IH raw effluent pump at equilaization tank with Rewinding, bearing, impellor, mechanical seal, gland, bushing and painting etc all as directed.

Overhauling, servicing, minor repairing & refitting with alignment and cleaning including dismantling of Model - KDS 225 raw effluent pump at equilaization tank with rewinding, bearing impellor, mechanical seal, gland, bushing and painting etc all as directed.