CNT/WSS/MWB/3537/2023-24

Amount

Outsourcing of Comprehensive Operation and Maintenance of the centralized Chemical plant, Chlorination plant and Reclamation pump house in Kilpauk water works for a period of 24 months

Bill No 1.1 - Fixed cost for First year - Operation and Maintenance

Bill No 1.2 - Fixed cost for Second year - Operation and Maintenance

Variable cost for First year - Repairs and Maintenance

Bill No 2.1 - Repairs and maintenance of the centralized chemical plant, Reclamation pump house and Chlorination plant in Kilpauk water works

Bill No 2.1.1 - 30 HP Motor

Rewinding of 30 HP Stator

Replacement of thrust bearing

Replacement of Fan blade

Supplying and fixing of cable gland and termination with Aluminium cable by 3 ½ core 35 sq.mm. PVC UG cable and with earth connection

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Replacement of tyre coupler Size F 80 for Pump

Bill No 2.1.2 - 30 HP Pump

Reconditioning of impeller by metalising & turning

Replacement of brass casing wear ring and including machining charges.

Replacement of shaft sleeve in SS

Replacement of Keys for casing wear ring.

Reconditioning of Spacer Ring

Replacement of SS bush as per sample

Replacement of bearing as per sample

Replacement of pump suitable bolt, nut with double washer to pump, including base bolts & nuts.

Dismantling, refixing, aligning & testing and commissioning

Replacement of 20mm brass ball valve

Providing of 8 mm, 10 mm and 12 mm pump packing pump packing rope

Bill No 2.1.3 - 30 HP Stator

Replacement of 70 Amps Contactor

Replacement of 50 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Replacement of current transformer

Replacement of Ammeter Analog

Replacement of Volt Analog

Replacement of timer

Preventer – Single Phasing

Replacement of 2 No 2 NC addon block

Replacement of 125 Amps MCCB

Bill No 2.1.4 - 25 HP Pump

Replacement of impeller

Replacement of shaft sleeve in SS

Replacement of SS bush as per sample

Replacement of thrust bearing

Replacement of impeller nut in brass

Replacement of pump packing gland with bolts and nuts

Replacement of pump stud and nuts (16 Nos)

Replacement of pump packing rope

Replacement of pump oil seal

Replacement of pump oil

Replacement of P 80 Coupling tyre.

Bill No 2.1.5 - 25 HP Motor

Rewinding of 25 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Supplying and fixing of cable gland and termination with Aluminium cable by 3 ½ core 35 sq.mm. PVC UG cable and with earth connection

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.1.6 - 25 HP Stater

Replacement of 40 Amps Contactor

Replacement of 32 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Replacement of current transformer

Replacement of Ammeter Analog

Replacement of Volt Analog

Replacement of timer

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCCB

Bill No 2.1.7 - 25 HP Oil Stater

Replacement of Over Load coil

Replacement of bus bar

Replacement of top contact

Replacement of bottom contact

Replacement of moving tip bus bar

Replacement of moving tip top spring

Replacement of moving bottom spring

Replacement of cam assly

Replacement of trip rod

Replacement of moving drum contact completed

Bill No 2.1.8 - 10 HP Motor

Rewinding of 10 HP Stator

Replacement of thrust bearing

Replacement of Fan blade

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.1.9 - 10 HP motive water pump No 1 & 2 at Chemical House

Replacement of brass impeller

Replacement of shaft sleeve in SS

Replacement of SS bush as per sample

Replacement of thrust bearing.

Replacement of impeller nut in brass

Replacement of pump packing gland with stud and nut

Replacement of pump stud and nuts

Replacement of 8mm pump packing rope

Replacement of pump oil seal

Bill No 2.1.10 - 10 HP Vaccum motor MF Reclamation motor No 1 and 45 MLD Sludge Pump

Reconditioning of shaft by metalising, true to axis.

Replacement of shaft sleeve in SS

Reconditioning of impeller by metalising, turning & dynamic balancing.

Replacement of impeller nut in SS

Replacement of thrust bearing.

Replacement of coupling pulley with lathe work.

Replacement of SS bush as per sample

Replacement of pump gland in GM.

Dismantling, refixing, alinging, testing & commissioning.

Replacement of bolts nuts and base bolts including welding and civil works.

Transport charges from site to workshop and vice versa.

Bill No 2.1.11 - 10 HP Stator

Replacement of 32 Amps Contactor

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push button with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCCB 3 Pole

Bill No 2.1.12 - 2 HP Alum transfer pumpsets No 1,2,3 & 4 at Chemical House

Replacement of impeller

Replacement of shaft sleeve in SS

Replacement of SS bush as per sample

Replacement of thrust bearing.

Replacement of impeller nut in brass

Replacement of pump packing gland with stud and nut

Replacement of pump stud and nuts

Replacement of 6mm pump packing rope

Replacement of pump oil seal

Bill No 2.1.13 - 2 HP Motor

Rewinding of 2 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Improving the insulation value by varnishing & heating and Lead cable

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.1.14 - 2 HP Stater

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCB

Bill No 2.1.15 - 45 MLD Alum & Lime Agitator gear box - No. 1 & 2

Isolation of gear box unit from the power supply mains,dismantling the coupling pulley gearbox downward vertical rotating assembly, motor etc., complete

Replacement of tapper roller bearing

Replacement of oil seal as per the sample

Replacement of Phosphor Bronze worm gear assembly as per the sample

Assembling the gear box,motor and agitator shaft assembly including painting and testing on load.

Bill No 2.1.16 - 90 MLD Alum & Lime Agitator gear box - No. 1 & 2

Isolation of gear box unit from the power supply mains,dismantling the coupling pulley gearbox downward vertical rotating assembly, motor etc., complete

Replacement of tapper roller bearing

Replacement of oil seal as per the sample

Replacement of Phosphor Bronze worm gear assembly as per the sample

Assembling the gear box,motor and agitator shaft assembly including painting and testing on load.

Bill No 2.1.17 - 135 MLD Alum & Lime Agitator gear box - No. 1 & 2

Isolation of gear box unit from the power supply mains,dismantling the coupling pulley gearbox downward vertical rotating assembly, motor etc., complete

Replacement of tapper roller bearing

Replacement of oil seal as per the sample

Replacement of Phosphor Bronze worm gear assembly as per the sample

Assembling the gear box,motor and agitator shaft assembly including painting and testing on load.

Bill No 2.1.18 - 45 MLD Agitator motor (2 HP)

Rewinding of stator (1450 RPM,2HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.1.19 - 90 MLD Agitator motor (3 HP)

Rewinding of stator (1450 RPM,3HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.1.20 - 135 MLD Agitator motor (5 HP)

Rewinding of stator (1450 RPM,5 HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.1.21 - 5 HP Stater

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 No 2 NC addon block

Replacement of 63 Amps MCB

Bill No 2.1.22 - Dosing pump Unit

Servicing of lime dosing pump including, dismantling, assembling etc complete

Replacement of oil seal

Replacement of diaphragm fixing shaft (EN8)

Replacement of diaphragm cylinder (CI) suitable for diaphragm shaft including cost of pattern making, moulding, drilling, machining, hardening etc., complete

Replacement of connecting rod for dosing pump

Replacement of spur gear for dosing pump

Reconditioning of worm shaft for dosing pump

Replacement of tapper roller bearing

Replacement of Love-joy coupling pully 110mm connecting to motor and pump including cost of boring, machining and providing key way suitable for motor and pump shaft.

Replacement of Love-joy coupling pully 150mm connecting to pump 1&2 including cost of boring, machining and providing key way suitable for motor and pump shaft.

Replacement of 63mm dia PVC stainer valve with necessary PVC specials and adhesive etc complete

Providing Tefflon diaphragm assembly for dosing pump

Bill No 2.1.23 - 45 MLD dosing motor

Rewinding of stator (1450 RPM,2HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.1.24 - 90 MLD dosing motor

Rewinding of stator (1450 RPM,3HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.1.25 - 135 MLD dosing motor

Rewinding of stator (1450 RPM,5 HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.1.26 - 5 HP Stator

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 No 2 NC addon block

Replacement of 63 Amps MCB

Bill No 2.1.27 - Valves and Pipes

CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING 150 mm

C.I. D/F REFLUX VALVE AS PER I.S. 5312/ PART I/ 84 WITH BYE-PASS ARRANGEMENTS (PN-1) WITH ISI MARKING 150 mm

CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING 100 mm

C.I. D/F REFLUX VALVE AS PER I.S. 5312/ PART I/ 84 WITH BYE-PASS ARRANGEMENTS (PN-1) WITH ISI MARKING 100 mm

Bill No 2.1.28 - Chemical House

Replacement of 80 mm P.P PVC foot valve for alum transfer with bolts and nuts.

Replacement of 100 mm P.P diaphragm valve for acid application with bolts and nuts

Replacement of 100 mm HDPE TEE with bolts and nuts.

Replacement of 2' UPVC overflow pipe for alum and lime

Replacement of 2' UPVC coupling

Replacement of 2' UPVC elbow

Replacement of 2' UPVC long bend

Replacement of 3' UPVCtail piece

Replacement of 3/2 UPVC reducer

Replacement of 2/1 UPVC reducer

Bill No 2.1.29 - Twin lobe air scour blower No.1,2,3 &4

Labour charges for dismantling, cleaning, draining the oil in the air blower assembly

Replacement of SS gear shaft 40mm long including machinery work

Reconditioning of bearing housing including providing sleeves etc., complete.

Replacement of SS bush

Replacement of lobe suitable for 5 LK blower

Replacement of gear oil 20/40

Replacement of air filter

Replacement of double ball bearing for blower assembly (Bearing No: NU 2208)

Replacement of oil seal

Replacement of profile gasket

Replacement of 'O' rings

Replacement of NRV for air blower size 100mm

Replacement of external circlip of spacer assembly with check nut

Replacement of air blower fenner belt No. 1500

Re-assembly, commissioning and testing on load for the air blower

Transportation charges from the site to the work shop vice versa

Replacement of spacer assembly with check nut etc.,complete.

Bill No 2.1.30 - 20 HP Motor

Rewinding of 25 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Supplying and fixing of cable gland and termination with Aluminium cable by 3 ½ core 35 sq.mm. PVC UG cable and with earth connection

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.1.31 - 20 HP Stator

Replacement of 40 Amps Contactor

Replacement of 32 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Replacement of current transformer

Replacement of Ammeter Analog

Replacement of Volt Analog

Replacement of timer

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCCB 3 Pole

Bill No 2.1.32 - Chlorine Accessories in 45 MLD, 90MLD,135 MLD Pre and Post Chlorination Streams

Providing Auto vacuum regulator for 40kg/hr with liquid trap for 45 MLD

Replacement and Fixing of Gas filter 40kg/hr including filter element for 90 MLD

Replacement and Fixing of Emergency drain relief valve size 25NB

Replacement and Fixing of chlorine injector size 25NB

Replacement and Fixing of 25NB carbon steel pipe A106 sch 80 with specials such as elbow ,coupling , and clamp, including cutting, welding, jointing, painting with two coats of anti corrossive enamel paint and testing on gas complete

Replacement and Fixing of chlorine pressure gauge of range 0-16 Kg/Cm2, size 100mm with bottom connection 1/2" NPT

Replacement and Fixing of chlorine pressure gauge control Stainless steel needle valve 1/2"

Replacement and Fixing of CS ball valve size - 25NB, 3-piece design, butt Weld type

Replacement and Fixing of Class # 300 CS flange to connect filters, ball valves

Replacement and Fixing of high pressure box clamps size - 25NB

Supply of lead washer of chlorine cylinder size 20mm*14mm*3mm

Servicing of Vacuum regulators and replacing spares like diaphragm, spindle & retainer

Servicing of gas filter and replacing glass wool

Supply of Flexible Copper Connector with brass nut at one end and bush at another end for chlorine cylinder of working pressure 500 psi

Supply of 3/8" OD Zinc Plated Copper Flex Connector for Chlorine Cylinder of Working Pressure 500 psi

Supply of Cylinder hose Connecting Clamps & Cotton Tape

Replacement and Fixing of 3 Chlorine Cylinders Connection CS Manifold Including Fittings,Specials ,Painting etc Complete.

Replacement and Fixing of CS ball valve size - 25NB, 3-piece design, Class#300 Flange end

Replacement and Fixing of Brass Chlorine Cylinder Valve Size 3/8" as Per ISO 10297:2006

Replacement and Fixing of Stainless Steel 3/16 bolt ,nut with double washer to Connect Ball Valve

Bill No 2.1.33 - Chlorinator Accessories to improve Liquid Chlorine for 270MLD Post Chlorination Streams

Providing Gas filter 40kg/hr including filter element

Providing Pressure Reducing valve diaphram type

Providing Auto vacuum regulator for 40kg/hr

Providing CS ball valve 3-piece design, Class#300 Flange end

Providing Class#300 CS flange to connect filters, ball valves.

Providing Stainless steel 316 bolt, nut with double washer to connect filter, regulators and valves

Bill No 2.1.34 - Lighting

Replacement of LED Flood Light 100 W with Integrated Driver

Replacement of 20W 4 Feet LED fitting with LED pre chlorination pump house.

Bill No 2.1.35 - Removing silt

Hiring charges for diesel pumpset for 7.5 HP for dewatering the alum tank

Hiring charges for diesel pumpset for 20 HP for dewatering the alum tank

Mazdoor category - 1 for cleaning

Removing sludge from clarifiers and other sewage handling structure and disposing it with an initial lead of 10m and initial lift of 2m - Alum solution tank

Bill No 2.1.36 - Alum & Lime cleaning of chocked UPVC Pipe line

Mazdoor category - 1 for cleaning the blocks in the perforated lateral

Bill No 2.1.37 - EOT crane

Rewinding of 5 HP Stator

Replacement of bearings (Motor )

Replacement of bearings end covers

Replacement of Terminal plate

Replacement of fan/fan blade

Replacement of Electromagnetic spring loaded disc type AC brake 415 V 50 Hz

Rewinding of 2 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Improving the insulation value by varnishing & heating and Lead cable

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Oil G- 340 and 90

Replacement of 30 HP terminal plate

Replacement of 25 HP terminal plate

Replacement of UPVC 50mm union

Replacement of UPVC 32mm union

Replacement of UPVC 32mm pipe

Variable cost for second year - Repairs and Maintenance

Bill No 2.2. Repairs and maintenance of the centralized chemical plant, Reclamation pump house and Chlorination plant in Kilpauk water works

Bill No 2.2.1 - 30 HP Motor

Rewinding of 30 HP Stator

Replacement of thrust bearing

Replacement of Fan blade

Supplying and fixing of cable gland and termination with Aluminium cable by 3 ½ core 35 sq.mm. PVC UG cable and with earth connection

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Replacement of tyre coupler Size F 80 for Pump

Bill No 2.2.2 - 30 HP Pump

Reconditioning of impeller by metalising & turning

Replacement of brass casing wear ring and including machining charges.

Replacement of shaft sleeve in SS

Replacement of Keys for casing wear ring.

Reconditioning of Spacer Ring

Replacement of SS bush as per sample

Replacement of bearing as per sample

Replacement of pump suitable bolt, nut with double washer to pump, including base bolts & nuts.

Dismantling, refixing, aligning & testing and commissioning

Replacement of 20mm brass ball valve

Providing of 8 mm, 10 mm and 12 mm pump packing pump packing rope

Bill No 2.2.3 - 30 HP Stator

Replacement of 70 Amps Contactor

Replacement of 50 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Replacement of current transformer

Replacement of Ammeter Analog

Replacement of Volt Analog

Replacement of timer

Preventer – Single Phasing

Replacement of 2 No 2 NC addon block

Replacement of 125 Amps MCCB

Bill No 2.2.4 - 25 HP Pump

Replacement of impeller

Replacement of shaft sleeve in SS

Replacement of SS bush as per sample

Replacement of thrust bearing

Replacement of impeller nut in brass

Replacement of pump packing gland with bolts and nuts

Replacement of pump stud and nuts (16 Nos)

Replacement of pump packing rope

Replacement of pump oil seal

Replacement of pump oil

Replacement of P 80 Coupling tyre.

Bill No 2.2.5 - 25 HP Motor

Rewinding of 25 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Supplying and fixing of cable gland and termination with Aluminium cable by 3 ½ core 35 sq.mm. PVC UG cable and with earth connection

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.2.6 - 25 HP Stater

Replacement of 40 Amps Contactor

Replacement of 32 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Replacement of current transformer

Replacement of Ammeter Analog

Replacement of Volt Analog

Replacement of timer

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCCB

Bill No 2.2.7 - 25 HP Oil Stater

Replacement of Over Load coil

Replacement of bus bar

Replacement of top contact

Replacement of bottom contact

Replacement of moving tip bus bar

Replacement of moving tip top spring

Replacement of moving bottom spring

Replacement of cam assly

Replacement of trip rod

Replacement of moving drum contact completed

Bill No 2.2.8- 10 HP Motor

Rewinding of 10 HP Stator

Replacement of thrust bearing

Replacement of Fan blade

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.2.9 - 10 HP motive water pump No 1 & 2 at Chemical House

Replacement of brass impeller

Replacement of shaft sleeve in SS

Replacement of SS bush as per sample

Replacement of thrust bearing.

Replacement of impeller nut in brass

Replacement of pump packing gland with stud and nut

Replacement of pump stud and nuts

Replacement of 8mm pump packing rope

Replacement of pump oil seal

Bill No 2.2.10 - 10 HP Vaccum motor MF Reclamation motor No 1 and 45 MLD Sludge Pump

Reconditioning of shaft by metalising, true to axis.

Replacement of shaft sleeve in SS

Reconditioning of impeller by metalising, turning & dynamic balancing.

Replacement of impeller nut in SS

Replacement of thrust bearing.

Replacement of coupling pulley with lathe work.

Replacement of SS bush as per sample

Replacement of pump gland in GM.

Dismantling, refixing, alinging, testing & commissioning.

Replacement of bolts nuts and base bolts including welding and civil works.

Transport charges from site to workshop and vice versa.

Bill No 2.2.11 - 10 HP Stator

Replacement of 32 Amps Contactor

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push button with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCCB 3 Pole

Bill No 2.2.12 - 2 HP Alum transfer pumpsets No 1,2,3 & 4 at Chemical House

Replacement of impeller

Replacement of shaft sleeve in SS

Replacement of SS bush as per sample

Replacement of thrust bearing.

Replacement of impeller nut in brass

Replacement of pump packing gland with stud and nut

Replacement of pump stud and nuts

Replacement of 6mm pump packing rope

Replacement of pump oil seal

Bill No 2.2.13 - 2 HP Motor

Rewinding of 2 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Improving the insulation value by varnishing & heating and Lead cable

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.2.14 - 2 HP Stater

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCB

Bill No 2.2.15 - 45 MLD Alum & Lime Agitator gear box - No. 1 & 2

Isolation of gear box unit from the power supply mains,dismantling the coupling pulley gearbox downward vertical rotating assembly, motor etc., complete

Replacement of tapper roller bearing

Replacement of oil seal as per the sample

Replacement of Phosphor Bronze worm gear assembly as per the sample

Assembling the gear box,motor and agitator shaft assembly including painting and testing on load.

Bill No 2.2.16 - 90 MLD Alum & Lime Agitator gear box - No. 1 & 2

Isolation of gear box unit from the power supply mains,dismantling the coupling pulley gearbox downward vertical rotating assembly, motor etc., complete

Replacement of tapper roller bearing

Replacement of oil seal as per the sample

Replacement of Phosphor Bronze worm gear assembly as per the sample

Assembling the gear box,motor and agitator shaft assembly including painting and testing on load.

Bill No 2.2.17 - 135 MLD Alum & Lime Agitator gear box - No. 1 & 2

Isolation of gear box unit from the power supply mains,dismantling the coupling pulley gearbox downward vertical rotating assembly, motor etc., complete

Replacement of tapper roller bearing

Replacement of oil seal as per the sample

Replacement of Phosphor Bronze worm gear assembly as per the sample

Assembling the gear box,motor and agitator shaft assembly including painting and testing on load.

Bill No 2.2.18 - 45 MLD Agitator motor (2 HP)

Rewinding of stator (1450 RPM,2HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.2.19 - 90 MLD Agitator motor (3 HP)

Rewinding of stator (1450 RPM,3HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.2.20 - 135 MLD Agitator motor (5 HP)

Rewinding of stator (1450 RPM,5 HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.2.21 - 5 HP Stater

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 No 2 NC addon block

Replacement of 63 Amps MCB

Bill No 2.2.22 - Dosing pump Unit

Servicing of lime dosing pump including, dismantling, assembling etc complete

Replacement of oil seal

Replacement of diaphragm fixing shaft (EN8)

Replacement of diaphragm cylinder (CI) suitable for diaphragm shaft including cost of pattern making, moulding, drilling, machining, hardening etc., complete

Replacement of connecting rod for dosing pump

Replacement of spur gear for dosing pump

Reconditioning of worm shaft for dosing pump

Replacement of tapper roller bearing

Replacement of Love-joy coupling pully 110mm connecting to motor and pump including cost of boring, machining and providing key way suitable for motor and pump shaft.

Replacement of Love-joy coupling pully 150mm connecting to pump 1&2 including cost of boring, machining and providing key way suitable for motor and pump shaft.

Replacement of 63mm dia PVC stainer valve with necessary PVC specials and adhesive etc complete

Providing Tefflon diaphragm assembly for dosing pump

Bill No 2.2.23 - 45 MLD dosing motor

Rewinding of stator (1450 RPM,2HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.2.24 - 90 MLD dosing motor

Rewinding of stator (1450 RPM,3HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.2.25 - 135 MLD dosing motor

Rewinding of stator (1450 RPM,5 HP)

Replacement of bearing

Replacement of bearing end cover

Replacement of fan blade

Replacement of terminal plate

Reconditioning of motor shaft by metalising and turning

Transport charges

Bill No 2.2.26 - 5 HP Stator

Replacement of 25 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Preventer – Single Phasing

Replacement of 2 No 2 NC addon block

Replacement of 63 Amps MCB

Bill No 2.2.27 - Valves and Pipes

CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING 150 mm

C.I. D/F REFLUX VALVE AS PER I.S. 5312/ PART I/ 84 WITH BYE-PASS ARRANGEMENTS (PN-1) WITH ISI MARKING 150 mm

CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING 100 mm

C.I. D/F REFLUX VALVE AS PER I.S. 5312/ PART I/ 84 WITH BYE-PASS ARRANGEMENTS (PN-1) WITH ISI MARKING 100 mm

Bill No 2.2.28 - Chemical House

Replacement of 80 mm P.P PVC foot valve for alum transfer with bolts and nuts.

Replacement of 100 mm P.P diaphragm valve for acid application with bolts and nuts

Replacement of 100 mm HDPE TEE with bolts and nuts.

Replacement of 2' UPVC overflow pipe for alum and lime

Replacement of 2' UPVC coupling

Replacement of 2' UPVC elbow

Replacement of 2' UPVC long bend

Replacement of 3' UPVCtail piece

Replacement of 3/2 UPVC reducer

Replacement of 2/1 UPVC reducer

Bill No 2.2.29 - Twin lobe air scour blower No.1,2,3 &4

Labour charges for dismantling, cleaning, draining the oil in the air blower assembly

Replacement of SS gear shaft 40mm long including machinery work

Reconditioning of bearing housing including providing sleeves etc., complete.

Replacement of SS bush

Replacement of lobe suitable for 5 LK blower

Replacement of gear oil 20/40

Replacement of air filter

Replacement of double ball bearing for blower assembly (Bearing No: NU 2208)

Replacement of oil seal

Replacement of profile gasket

Replacement of 'O' rings

Replacement of NRV for air blower size 100mm

Replacement of external circlip of spacer assembly with check nut

Replacement of air blower fenner belt No. 1500

Re-assembly, commissioning and testing on load for the air blower

Transportation charges from the site to the work shop vice versa

Replacement of spacer assembly with check nut etc.,complete.

Bill No 2.2.30 - 20 HP Motor

Rewinding of 25 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Supplying and fixing of cable gland and termination with Aluminium cable by 3 ½ core 35 sq.mm. PVC UG cable and with earth connection

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Bill No 2.2.31 - 20 HP Stator

Replacement of 40 Amps Contactor

Replacement of 32 Amps Contactor

Replacement of over load relay

Replacement of Push boutton with kit

Replacement of Pilot lamp indicator with holder

Rewiring the power and control cables

Replacement of current transformer

Replacement of Ammeter Analog

Replacement of Volt Analog

Replacement of timer

Preventer – Single Phasing

Replacement of 2 NO 2 NC addon block

Replacement of 63 Amps MCCB 3 Pole

Bill No 2.2.32 - Chlorine Accessories in 45 MLD, 90MLD,135 MLD Pre and Post Chlorination Streams

Providing Auto vacuum regulator for 40kg/hr with liquid trap for 45 MLD

Replacement and Fixing of Gas filter 40kg/hr including filter element for 90 MLD

Replacement and Fixing of Emergency drain relief valve size 25NB

Replacement and Fixing of chlorine injector size 25NB

Replacement and Fixing of 25NB carbon steel pipe A106 sch 80 with specials such as elbow ,coupling , and clamp, including cutting, welding, jointing, painting with two coats of anti corrossive enamel paint and testing on gas complete

Replacement and Fixing of chlorine pressure gauge of range 0-16 Kg/Cm2, size 100mm with bottom connection 1/2" NPT

Replacement and Fixing of chlorine pressure gauge control Stainless steel needle valve 1/2"

Replacement and Fixing of CS ball valve size - 25NB, 3-piece design, butt Weld type

Replacement and Fixing of Class # 300 CS flange to connect filters, ball valves

Replacement and Fixing of high pressure box clamps size - 25NB

Supply of lead washer of chlorine cylinder size 20mm*14mm*3mm

Servicing of Vacuum regulators and replacing spares like diaphragm, spindle & retainer

Servicing of gas filter and replacing glass wool

Supply of Flexible Copper Connector with brass nut at one end and bush at another end for chlorine cylinder of working pressure 500 psi

Supply of 3/8" OD Zinc Plated Copper Flex Connector for Chlorine Cylinder of Working Pressure 500 psi

Supply of Cylinder hose Connecting Clamps & Cotton Tape

Replacement and Fixing of 3 Chlorine Cylinders Connection CS Manifold Including Fittings,Specials ,Painting etc Complete.

Replacement and Fixing of CS ball valve size - 25NB, 3-piece design, Class#300 Flange end

Replacement and Fixing of Brass Chlorine Cylinder Valve Size 3/8" as Per ISO 10297:2006

Replacement and Fixing of Stainless Steel 3/16 bolt ,nut with double washer to Connect Ball Valve

Bill No 2.2.33 - Chlorinator Accessories to improve Liquid Chlorine for 270MLD Post Chlorination Streams

Providing Gas filter 40kg/hr including filter element

Providing Pressure Reducing valve diaphram type

Providing Auto vacuum regulator for 40kg/hr

Providing CS ball valve 3-piece design, Class#300 Flange end

Providing Class#300 CS flange to connect filters, ball valves.

Providing Stainless steel 316 bolt, nut with double washer to connect filter, regulators and valves

Bill No 2.2.34 - Lighting

Replacement of LED Flood Light 100 W with Integrated Driver

Replacement of 20W 4 Feet LED fitting with LED pre chlorination pump house.

Bill No 2.2.35 - Removing silt

Hiring charges for diesel pumpset for 7.5 HP for dewatering the alum tank

Hiring charges for diesel pumpset for 20 HP for dewatering the alum tank

Mazdoor category - 1 for cleaning

Removing sludge from clarifiers and other sewage handling structure and disposing it with an initial lead of 10m and initial lift of 2m - Alum solution tank

Bill No 2.2.36 - Alum & Lime cleaning of chocked UPVC Pipe line

Mazdoor category - 1 for cleaning the blocks in the perforated lateral

Bill No 2.2.37 - EOT crane

Rewinding of 5 HP Stator

Replacement of bearings (Motor )

Replacement of bearings end covers

Replacement of Terminal plate

Replacement of fan/fan blade

Replacement of Electromagnetic spring loaded disc type AC brake 415 V 50 Hz

Rewinding of 2 HP Stator

Replacement of thrust bearing No. SKF/Eq Make.

Replacement of Fan blade

Improving the insulation value by varnishing & heating and Lead cable

Dismantling, refixing, painting,aligning & testing on load, Transporatation charges from site to workshop and vice versa

Oil G- 340 and 90

Replacement of 30 HP terminal plate

Replacement of 25 HP terminal plate

Replacement of UPVC 50mm union

Replacement of UPVC 32mm union

Replacement of UPVC 32mm pipe

E.SARAVANAN

Ind Tech

CHINNAMMAL ENTERPRISES

SUBBU FOUNDRY AND ENGINEERING WORKS

ABI ASSOCIATES

Sree Venkateswara Industries