Round the clock operation, routine, preventive and Breakdown maintenance of Pre-treatment plant including ETP, Maintenance of Phosphate, Ammonia, Hydrazine and NaOH dosing system etc. and General maintenance of L P Piping system of OGCD, DTPS, HTPS

Amount

Round the clock operation, routine & preventive maintenance of Pretreatment plant including ETP, Phosphate, ammonia, Hydrazine & NaOH dosing system etc.” (Maintenance of phosphate, ammonia, Hydrazine and NAOH dosing system)

Break down works of Pre treatment plant including effluent treatment plant and other pumps etc

Maintenance/Breakdown maintenance of raw water pump

Maintenance of butterfly valve installed in raw water pump discharge line including repairing work

Coupling work including alignment of raw water pump

Bearing replacement of raw water pump

Maintenance/Breakdown maintenance of Ash water pump

Maintenance of butterfly valve installed in Ash water pump discharge line including repairing work

Coupling work including alignment of Ash water pump

Bearing replacement of Ash water pump

Maintenance /B/d maintenance of Travelling water Screens

Maintenance /B/d maintenance of Lube Water Pumps (Raw/Ash)

Maintenance /B/d maintenance of Travelling water Screen Wash Pump

Maintenance /B/d maintenance of Alum dosing pumps

Maintenance /B/d maintenance of Lime dosing pumps

Maintenance /B/d maintenance of Lime dosing solution/Alum dosing solution/Solution preparation tank’s agitator assembly (including Gear box) of PT plant.

Maintenance /B/d maintenance of Sludge Pumps (Clarifiers)

Maintenance /B/d maintenance of Service water pump

Maintenance /B/d maintenance of HVAC make pump

Maintenance /B/d maintenance of Waste service water pump

Maintenance /B/d maintenance of CMB pump

Bearing replacemt of - Lube Water Pumps (Raw/Ash), Screen wash Pump, lime Dosing Pump, Service Water Pump, HVAC make-up Pump, CMB Pump, Clarifier's rake-arm & Turbine

Pump bearing replacemt of Sludge Pumps (Clarifiers), Waste Service Water Pumps

Replacement of coupling, Alignment & balancing of the following pump with motor - Lube Water Pumps (Raw/Ash), Screen wash Pump, Alum dosing pump, lime Dosing Pump, Service Water Pump, HVAC make-up Pump, CMB Pump, sludge pumps(clarifiers), Waste Service water pumps, Clarifier's rake-arm & Turbine

Repairing /reconditioning of different gate valves of WTP

Attending leakage of different size pipelines, bends tees etc of welding joints of 25 mm to 80 mm sizes Pipe line work (for attending minor leakage)

Attending leakage of different size pipelines, bends tees etc of welding joints of 100 mm to 200 mm sizes Pipe line work (for attending minor leakage)

Maintenance of NRV of Raw Water Pump, size- 500NB, As per scope

Maintenance of NRV of Ash Water Pump, Size-350 NB, As per scope

Maintenance of NRV of Service water pump, size 300 NB,Sludge pump (clarifier) (size-150NB), HVAC make pump (size 150NB),CMB pump (size 250NB), Waste service water pump As per scope

Overhauling /maintenance of Glove /butterfly valve (size 150mm--300mm) installed at PT plant

Complete cleaning and Removal of chocking and flushing of pipelines of chemical tank/lime/alum, removal of foreign material, back washing of tank etc 01 system per job

Manual cleaning of common sump of sludge pumps and its disposal to suitable remote place.

Cleaning & removal of mud/sludge from Waste Service Water Pit & common sump and its disposal to remote place (01 job per pit/sump)

Complete cleaning /Desludging of clarifiers, maintenance of Rake-Arm (wiper) mechanism, removal of jamming, trial run of Rake-arm (wiper) (sludge pit cleaning will be done during this work, no extra job is given for the job of cleaning of sludge pit during cleaning of clarifier)

Maintenance of central bearing of clarifier which includes dismantling bearing housing, changing bearing /repairing bearing housing and assembling etc / maintenance of turbine assembly of clarifier,

Maintenance /B/D maintenance of central/Rake-arm Gear Box of clarifier

Maintenance /B/D maintenance of Central/Turbine gear box of clarifier

Maintenance of flash mixer agitator including gear box, mixing paddles and associated system of Tube settler

Cleaning of tube settler tank

Servicing of hoist (2 to 7 Ton)

Servicing of EOT crane

Cleaning & removal of mud/sludge from CMB Pits (all 03 pits) and its disposal to remote place (01 job/all pits)

Break down works of Phosphate, ammonia, Hydrazine & NaOH dosing system

B/d maintenance/maintenance of phosphate dosing pump (Note : Teflon washer/plunger ring & locking pin for crank/eccentric will be provided by the contractor on their own cost)

Complete Cleaning & flushing of pipe lines, & removal of foreign-material from measuring /solution preparation tank , their strainer, backwashing, and removing chocking in phosphate dosing system.

B/d maintenance /maintenance of ammonia/ Hydrazine dosing pump (one job per pump)(Note : Teflon washer/plunger ring & locking pin for crank/eccentric will be provided by the contractor on their own cost)

Complete Cleaning & flushing of pipe lines & removal of foreign-material from measuring /solution preparation tank, their strainer, backwashing, and removing chocking in ammonia dosing system.

Complete Cleaning & flushing of pipe lines, & removal of foreign-material from measuring /solution preparation tank, their strainer, backwashing, removing chocking in Hydrazine dosing system.

Maintenance/ B/D Maintenance of Phosphate/ ammonia/ Hydrazine/ NaOH Solution preparation/Measuring tank’s agitator assembly

General maintenance and Preventive Checking of L P Piping

General maintenance and Preventive Checking of L P Piping as per scope of work. This includes attending valves, small leakages in pipes, choking and blockage removal in all pipes, checking, inspection etc.

M/S USHA ENTERPRISES