09/DTPS/OMC1/CAD/26-27

Routine Maintenance/Assistance in Operation at PT Plant, WSWS, Coal Settling Pond, CW Chlorination and CW Chemical House.

Maintenance/servicing of complete tonner manifold of PT Chlorination with associated valves &expansion cylinders

Maintenance /servicing of CW Chlorine dispenser lines of one chlorinator & evaporator with all associated valves & filters

Maintenance /servicing of PT Chlorine dispenser lines of one chlorinator & evaporator with all associated valves & filters

Maintenance/servicing of Chlorine suction duct network at CW Chlorination/PT Chlorination

Maintenance of CW Booster pumps

Maintenance of PT Booster pumps

Maintenance of Caustic recirculation pump at CW Chlorination/ PT Chlorination

Maintenance/servicing of valves SIZE- 200 mm

Maintenance/servicing of valves SIZE- 150 mm

Maintenance/servicing of valves SIZE- 100 mm

Maintenance/servicing of valves SIZE- 80 mm

Maintenance/servicing of valves SIZE- 65 mm

Maintenance/servicing of valves SIZE- 50 mm

Maintenance/servicing of NRV size- 200 mm

Maintenance/servicing of NRV size- 150 mm

Maintenance/servicing of NRV size- 100 mm

Maintenance/servicing of NRV size- 80 mm

Maintenance/servicing of NRV size- 65 mm

Maintenance/servicing of NRV size- 50 mm

Repair of MS pipeline work to arrest leakages of water

Repair of underground HDPE CW pipe line to arrest leakage of chlorine solution

Repair of underground HDPE PT pipe line to arrest leakage of chlorine solution

Maintenance /servicing of CW forebay chlorine solution diffuser with associated valves

Maintenance /servicing of PT chlorine solution diffuser with associated valves

Replacement of CW chlorinator PVC vacuum pipeline with associated bends, tees ,unions ,flanges etc

Replacement of PT chlorinator PVC vacuum pipeline with associated bends, tees, unions, flanges etc

Fabrication of lead gaskets size- 3 inch

Fabrication of lead gaskets size- 2 inch

Fabrication of lead gaskets size- 1 inch

Repairing of dispenser pipeline / flanges using appropriate filler material

Refilling with maintenance/servicing of BA set

Painting of dispenser pipeline with associated valves, flanges etc

Painting of absorption tower with associated valves, pumps, blowers etc. at CW Chlorination/ PT Chlorination

Painting of water lines with associated pumps, valves etc.

Maintenance of Emergency shower with associated pipe line & valve connected to the source at CW Chlorination/ PT Chlorination

Maintenance of Respiratory Air supply lines with associated valves and connection

Complete Overhauling/Servicing of Acid unloading pumps

Complete Overhauling/Servicing of Acid Dosing pumps

Complete Overhauling/Servicing of Dispersant Dosing pumps

Complete Overhauling/Servicing of Scale inhibitor Dosing pumps

Complete Overhauling/Servicing of Acid dilution pumps

Complete Overhauling/Servicing of CMB pumps

Complete Overhauling/Servicing of Coal settling pumps

Complete Overhauling/Servicing of Filter back washed water recirculation pumps

Complete Overhauling/Servicing of Sludge pumps

Complete Overhauling/Servicing of Waste service water pumps

Complete Overhauling/Servicing of Lime Dosing pumps( Cap- 15 cum/hr @ 8 MWC)

Complete Overhauling/Servicing of Lime Dosing pumps( Cap- 36 cum/hr@ 15 MWC)

Complete Overhauling/Servicing of Alum Dosing pumps([email protected]/Cm2)

Complete Overhauling/Servicing of Alum Dosing pumps([email protected]/Cm2)

Complete Overhauling/Servicing of Potable water pumps.

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Complete Overhauling/Servicing of Agitator for acid measuring tank with reduction gear

Complete Overhauling/Servicing of Agitator for dispersant measuring tank with reduction gear

Complete Overhauling/Servicing of Agitator for Scale inhibitor measuring tank with reduction gear

Complete Overhauling/Servicing of Agitator for lime preparation tank with reduction gear

Complete Overhauling/Servicing of Agitator for alum tank with reduction gear

Complete Overhauling/Servicing of Agitator for lime slaking tank with reduction gear

Complete Overhauling/Servicing of Agitator for Flash mixture with reduction gear

Complete Overhauling/Servicing of Agitator for Flocculator with reduction gear

Complete Overhauling/Servicing of Agitator for Coagulation tank with reduction gear

Complete Overhauling/Servicing of Clariflocculator oil pump drive

Complete Overhauling/Servicing of Clarifier Scrapper and turbine drive

Replacement of ratchet plate

Replacement of worn out gland cover of stuffing box holding bolts

Replacement of worn out rubber spacer of coupling

Replacement of worn out bearing

Replacement of sealing ring of stuffing box

Removal of jamming of impeller because of ingress of foreign materials

Replacement of damaged bearing of pumps

Replacement of worn-out pump casing gasket/ O-ring.

Replacement of pump Diaphragm

Replacement of Venire pump

Arresting of pump leakage either from pump oil side or from chemical side

Replacement of pump coupling hubs & associated works

Replacement of damaged bearing of Agitators

Replacement of damaged/ worn Out Parts of Agitators

Replacement of damaged bearings of Blowers

Replacement of damaged/ worn Out Parts of Blowers

Replacement of oil pump drive bearings of Clariflocculator

Replacement of damaged / worn Out Parts of turbine drive or oil drive pumps

Providing new foundation bolts, casing bolts/studs etc. of equipment after taking out broken studs/ bolts by way of drilling tapping etc. on channel foundation.

Replacement of following valves with new/repaired valves by dismantling and of old valves from system and fitting of new/repaired Butterfly valves( 50mm to 800 mm).

Replacement of following valves with new/repaired valves by dismantling and of old valves from system and fitting of new/repaired Gate valve ( 25 mm to 450 mm).

Replacement of following valves with new/repaired valves by dismantling and of old valves from system and fitting of new/repaired Check valves( 25 mm to 450 mm).

Replacement of following valves with new/repaired valves by dismantling and of old valves from system and fitting of new/repaired Diaphragm valves (25 mm to 80 mm).

Re- visioning/ overhauling /servicing of Butterfly valves( 50mm to 800 mm).

Re- visioning/ overhauling /servicing of Gate valve ( 25 mm to 450 mm).

Re- visioning/ overhauling /servicing of Check valves( 25 mm to 450 mm).

Re- visioning/ overhauling /servicing of Diaphragm valves( 25 mm to 80 mm).

Re- visioning/ overhauling /servicing of gates SIZE-1050X1050.

Re- visioning/ overhauling /servicing of gates SIZE-900X900

Re- visioning/ overhauling /servicing of gates SIZE- 600X600.

Re- visioning/ overhauling /servicing of gates SIZE- 300X300.

Re- visioning/ overhauling /servicing of gates SIZE- 200X200.

Attending the leakage from acid/lime/ alum/ dispersant/scale inhibitor/ chlorine transfer pipe line joints.

Removal of filter media by collection, lifting from bed of filter stacking at ground floor on clean surface, cleaning by water, sieving with different size of sieves, separation of filter media in different size, refilling as per instruction of Engineer of contract in filter in different thickness after repairing of filter’s internal, replacement of damaged parts & necessary repair if any complete in all respect.

Loading & unloading, transportation &stacking of Chemicals/ lubricant from central stores to various site stores or inter stores of Solid/Liquid chemicals

Loading & unloading, transportation &stacking of Chemicals/ lubricant from central stores to various site stores or inter stores of Liquid chemicals

Cleaning of the jungle including the uprooting of grass, wild vegetation bushes, small trees, etc. area up to 3 meters on both sides of the forebay.

Routine maintenance & operation assistance of CPU.

Servicing of DM Water Regeneration Pumps (Make:- Mather & Platt)Pump Capacity-45 M³/hr, Dynamic Head-25.00 MTR.

Servicing of DM water pumps for resin transfer(Make:- Mather & Platt)Pump Capacity-45 M³/hr, Dynamic Head-100.00MTR

Servicing of Alkali dosing metering pumps.(Pump Capacity-2000 LPH, Dynamic Head-40.0MLC)

Servicing of Acid dosing metering pumps (Pump Capacity-2000 LPH, Dynamic Head-40.0MLC)

Servicing of Alkali transfer /recirculation pumps(Pump Capacity-10 M³/hr, Dynamic Head-10.00MLC)

Servicing of Acid Unloading Pumps Pump Capacity-10 M³/hr, Dynamic Head-10.00MLC

Servicing of Alkali Unloading Pumps Pump Capacity-10 M³/hr, Dynamic Head-10.00MLC

Servicing of Waste recirculation disposal pumps.(Pump Capacity-50 M³/hr, Dynamic Head-30.0 MWC)

Servicing of Air blower for regeneration Area Capacity- 300M3/hr , Head- 5MWC

Servicing of Air Blower for Both Unit Capacity- 600M3/hr , Head- 4MWC

Removal of Jamming Of Impeller of DM Water Regeneration Pumps, resin transfer pump and Waste recirculation disposal pumps because of ingress of foreign materials.

Removal of Jamming Of Impeller Acid/Alkali Unloading Pumps Pump Capacity-10 M³/hr, Dynamic Head-10.00MLC

Replacement of damage bearing & rings of Pump DM Water Regeneration Pumps (Make:- Mather & Platt)Pump Capacity-45 M³/hr, Dynamic Head-25.00 MTR.

Replacement of damage bearing for resin transfer pump.(Make:- Mather & Platt)Pump Capacity-45 M³/hr, Dynamic Head-100.00MTR

Replacement of damage bearing of Acid/Alkali dosing metering pumps.(Pump Capacity-2000 LPH, Dynamic Head-40.0MLC)

Replacement of damage bearing of Waste recirculation disposal pumps (Pump Capacity-50 M³/hr, Dynamic Head-30.0 MWC)

Replacement of damage bearing of Alkali transfer/recirculation pumps.(Pump Capacity-10 M³/hr, Dynamic Head-10.00MLC)

Replacement of damage bearing of Acid/Alkali Unloading Pumps.(Pump Capacity-10 M³/hr, Dynamic Head-10.00MLC)

Re-Rubber lining of Acid/Alkali storage tanks dispersant/ scale inhibitor measuring tanks with natural rubber 5mm thickness 2 Ply (Inner side and outer side around neck around holes) installed in CW chlorination plant & CPU area.

Re-Rubber lining of Acid/Alkali storage tanks dispersant/ scale inhibitor measuring tanks with natural rubber 5mm thickness 2 Ply (Inner side and outer side around neck around holes) installed in CW chlorination plant & CPU area.

Re-Rubber lining of Acid/Alkali storage tanks dispersant/ scale inhibitor measuring tanks with natural rubber 5mm thickness 2 Ply (Inner side and outer side around neck around holes) installed in CW chlorination plant & CPU area.

Re-Rubber lining of Acid/Alkali storage tanks dispersant/ scale inhibitor measuring tanks with natural rubber 5mm thickness 2 Ply (Inner side and outer side around neck around holes) installed in CW chlorination plant & CPU area.

Re-Rubber lining of Acid/Alkali storage tanks dispersant/ scale inhibitor measuring tanks with natural rubber 5mm thickness 2 Ply (Inner side and outer side around neck around holes) installed in CW chlorination plant & CPU area.

Re-Rubber lining of Acid/Alkali storage tanks dispersant/ scale inhibitor measuring tanks with natural rubber 5mm thickness 2 Ply (Inner side and outer side around neck around holes) installed in CW chlorination plant & CPU area.

Rubber lining of pipes/ bends/ tee including both side flanges etc. (Including fabrication works for flanges joining) with new piece having following sizes (Running Meter measured at centre line of pipe used) Size: 50/40/30 MM Dia pipe ''T Joint''.

Rubber lining of pipes/ bends/ tee including both side flanges etc. (Including fabrication works for flanges joining) with new piece having following sizes (Running Meter measured at centre line of pipe used) Size: 65/80 MM Dia pipe ''T Joint''.

Rubber lining of pipes/ bends/ tee including both side flanges etc. (Including fabrication works for flanges joining) with new piece having following sizes (Running Meter measured at centre line of pipe used) Size: " 90°" Bends of 50/40/30 MM Dia pipe.

Rubber lining of pipes/ bends/ tee including both side flanges etc. (Including fabrication works for flanges joining) with new piece having following sizes (Running Meter measured at centre line of pipe used) Size: " 90°" Bends of 65/80 MM Dia pipe.

Mastic lining in 10mm to 20mm thickness (As per site requirement) including removal of old mastic lining and preparation of surface etc with all material & labour cost.

Re- visioning/ overhauling /servicing of hand/ pneumatic/ electrically operated following valves only mechanical portion. (Butterfly/Diaphragm/Gate valves)

To assist round the clock in operation of various manual valves/drains from (-) 4 to 80 mtr. & other required work in the operation of units 6 & 7, DTPS, Anpara.

Routine checking & rectification of defects etc of chemical dozing system of unit #6 & #7

Servicing / revisioning of gear box of Phosphate dozing Pump

Servicing / revisioning of gear box of hydrazine / ammonia dozing Pump

Servicing of Phosphate dozing pump (Suction & Discharge NRV of pump body)

Servicing of hydrazine/ ammonia dozing pump (Suction & Discharge NRV of pump body).

Servicing of pressure relief valve of phosphate / hydrazine/ ammonia Pumps.

Complete cleaning & removal of foreign materials from phosphate metering, temporary preparation tanks and their strainers. Its servicing and back washing of M/ tank.

Complete cleaning & removal of foreign materials from Hydrazine/ Ammonia metering, temporary preparation tanks and their filters. Its servicing and back washing of M/ tank.

Cleaning / flushing of pipelines of phosphate / hydrazine/ ammonia dozing system to remove any choking in the system.

Servicing / revisioning of Bulk Ammonia Transfer Pump.

Replacement of Globe & Gate Valve -sizes-Nb 1/2'' to 2'' related to dozing skids.

Servicing / revisioning of gear box of agitator metering/mixing (Phosphate dozing Pump)

Servicing / revisioning of gear box of agitator (hydrazine / ammonia dozing Pump)

Testing/Analyzing of steam water parameters to ensure water/steam quality of boiler & turbine.

Testing of following: (i) Cooling water sample. (ii) Clarified water sample (iii) CPP water sample & (iv) Bulk chemical & fine chemical (Reagent) preparation.

Collection of water & steam sample from various places & related work as well as assist in chemical dozing & related work of Unit # 6 & 7 of 2x500 MW,DTPS,Anpara.

Floor cleaning, sweeping and removal of cobweb/dust etc from express lab, coal lab & oil lab

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