Tender For Permanent Cathodic Protection ( Pcp ) Works For Six City Cgd Project ( 18 Months Arc ) Of Gail ( India ) Limited; 1 Pcp System For Varanasi Ga, Bhubaneshwar Ga, Cuttack Ga, Patna Ga, Ranchi Ga & Jamshedpur Ga 2 Design, Detail Engineering, Manufacturing, Inspection / Fat ( Factory Acceptance Test ) , Supply, Packing, Insurance, Transportation To Site, Storage At Site ( Transportion Of Material From Storage To Site ) , Loading / Unoading, Instalation, Testing & Commissioning Of Impressed Current Based Permanent Cathodic Protection System To Protect The External Surfaces Of Long 3Lpe Coated Pipelines Against Corrosion Laid In Various Gas Of Gail, For Minimum Services Life Of 35 Years Using Using Mmo Coated Titanium Anodes With Backfill, Cppsm / Tr Units, AjbS, CjbS, All Interconnecting Cables, Reference Cells, Hook-Up Of Existing Pcp System If Any, Bonding Of Pipelines, Monitoring Systems Including Ac-Dc Interference Detection And Mitigation & All Other Equipments And Hardwares Required For Completeness Of Job As Specified In Specification, Scope Of Work, As Per Mecon’S Standard Specifications For Pcp System Mec / Ts / 05 / 62 / 016B, Scope Of Work, Design Basis & Data Sheets Enclosed, Land For Agb Shall Be Provided By Gail Or Agb Shall Be Installed In Gail Permised I.E. Cgs, Cng Station, Drs, Mrs Etc, Details Are Given Under Below- 3 Design, Detailed Engineering, Preparation Of Pcp Design Document & Bill Of Material, Fieldsurvey For Permanenet Cathodic Protection System, Measurement Of Soil Resistivity ( Layer Resistivity At Agb ) At Agb Location As Per Specification For Corrosion Survey Mec / Ts / 05 / 21 / 016C Inclduing Collection Of Additional Data With All Types Of Crossings Is In The Scope Of Bidder, Including Selection Of Plot / Location For Deepwell Anode Groundbed At Cp Station Locations Within Cng Stations, Considering Remoteness From The Target Pipeline Of Following Gas- 4 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, 5 Design, Engineering, Supply Of Anode Ground Bed ( Agb ) , Deep-Well Bed Type ( 1X 10 Nos Or 2X5 Nos. Confuguration As Per The Soil Data ) For Following Gas, Consisting Of Minimum Ten ( 10 ) Numbers Of Mixed Metal Oxide Coated Titanium Tubular Anodes Of 25Mm Dia. / 1000Mm Long Size And 8A Rating With Tail Cable Of 1C X 10Mm2 Annealed Stranded Copper Conductor, Pvdf Insulated, Hmwpe Sheathed / Jacket ( Kynar Cable ) Shall Be Terminated At Ajb. Actual Numbers Of Anodes Shall Be Finalized After The Approval Of Design Calculation & Configuration Of Agb Submitted By The Bidder. Anode Ground Bed Resistance Should Be Maintained Less Than 1- Ohms. Minimum Depth Of Deep-Well Anode Bed Shall Be Min. 48M ( It May Increase As Per The Survey Data To Get Effective Remoteness From Pipeline ) . 6 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, 7 Installation, Testing & Commissioning Of Anode Ground Bed ( Agb ) Of Deep-Well Bed Type ( 1X 10 Nos Or 2X5 Nos. Confuguration As Per The Soil Data ) For Follwoing Gas Having Individual Anodes Vertically In Bed, Consisting Of Minimum Ten ( 10 ) Numbers Of Mixed Metal Oxide Coated Titanium Tubular Anodes Of 25Mm Dia. / 1000Mm Long Size And 8A Rating With Tail Cable Of 1C X 10Mm2 Annealed Stranded Copper Conductor, Pvdf Insulated, Hmwpe Sheathed / Jacket ( Kynar Cable ) Shall Be Terminated At Ajb. Actual Numbers Of Anodes Shall Be Finalized After The Approval Of Design Calculation & Configuration Of Agb Submitted By The Bidder. Anode Ground Bed Resistance Should Be Maintained Less Than 1- Ohms. Minimum Depth Of Deep-Well Anode Bed Shall Be 48M ( As Per Drawing ) & It May Increase As Per The Survey Data To Get Effective Remoteness From Pipeline. 8 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, 9 Supply Including Design, Manufacturing, Shop Testing, Inspection, Packing, Forwarding, Transportation Of Indoor Type 75V / 25A Output Rating Ac / Dc Operated Automatic Cp Transformer Rectifier Unit / Cppsm Unit Confirming To Standard Specification No. Mec / Ts / 05 / E9 / 082A & B, Data Sheet & Drawing. The Cp Units Shall Be Installed Inside The Control Room For Following Ga. All The Cp Units Shall Have Scada Monitoring Facility, Current Interruption Facility With Timer ( Gsm Connectivity & Gps Synchronized ) Etc As Per Specification Including Commissioning And Maintenance Spares As Required. 10 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, 11 Installation, Civil / Structural Support, Earthing, Testing & Commissioning Of Outdoor Type 75V / 25A Output Rating Ac Operated Automatic Cp Transformer Rectifier Unit Confirming To Standard Specification No. Mec / Ts / 05 / E9 / 082A, Data Sheet & Drawing For Following Gas. The Tr Units Shall Be Installed Indoor, Bidder Scope Include Proper Installation Of Cp Units In The Room With All Fabrication Work. All The Tr Units Shall Have Scada Monitoring Facility, Current Interruption Facility With Timer ( Gps Synchronized ) Etc As Per Specification Including Commissioning And Maintenance Spares As Required. 12 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, 13 Supply Of All The Cables ( Cu-Conductor, Xlpe Insulated, Pvc Sheathed, Armd / Unrmd ( 1Cx6 Mm2, 1Cx10 Mm2, 1Cx25 Mm2, 1Cx35 Mm2 As Required ) Of Pcp System, Including All Incoming Power Cable And Outgoing Cp Cables Of Cptr / Cppsm Units Including Making Of Under Ground Trenches, Testing, Commissioning Of All Interconnecting Cables Among Power Supply, Cp Unit, Battery Bank Etc Including Supply Of Tinned-Cu Lugs, Double Compression Type Cable Glands, Cable Marker, Cable Tags Etc As Required For Completion Of The Work At Selected Cp Station Locations, Break Up Of Cable Quantitis Shall Be Carried During Approval Of Engineering Document. 14 1C X 6 Mm2 - Armored For Potential Measurement, Ref Cell Etc 15 Multi-Core, Frls, 1.5 Sqmm, 12 Pair, Twisted Pair, Armoured, Signal Cables As Per Is / Bs For Ref Cell Etc From Cjb To Tr Unit. 16 1Cx 25 Mm2- Armored For Bonding / Grounding Etc. 17 1Cx 35 Mm2- Armored For Anode & Cathode Header Cable. 18 3C X 10Mm2- Armored For Tr / Cppsm Unit Incomer Cable. 19 Laying, Termination, Glanding, Ferruling, Testing And Commissioning Of All The Cables ( Cu-Conductor, Xlpe Insulated, Pvc Sheathed, Armd / Unrmd ( 1Cx6 Mm2, 1Cx10 Mm2, 1Cx25 Mm2, 1Cx35 Mm2 As Required ) Of Pcp System, Including All Incoming Power Cable And Outgoing Cp Cables Of Cptr / Cppsm Units Including Making Of Under Ground Trenches, Testing, Commissioning Of All Interconnecting Cables Among Power Supply, Cp Unit, Battery Bank Etc Including Installation Of Tinned-Cu Lugs, Double Compression Type Cable Glands, Cable Marker, Cable Tags Etc As Required For Completion Of The Work At Selected Cp Station Locations Of Gas.Break Up Of Cable Quantitis Shall Be Carried During Approval Of Engineering Document. 20 1C X 6 Mm2 - Armored For Potential Measurement, Ref Cell Etc 21 Multi-Core, Frls, 1.5 Sqmm, 12 Pair, Twisted Pair, Armoured, Signal Cables As Per Is / Bs For Ref Cell Etc From Cjb To Tr Unit. 22 1Cx 25 Mm2- Armored For Bonding / Grounding Etc. 23 1Cx 35 Mm2- Armored For Anode & Cathode Header Cable. 24 3C X 10Mm2- Armored For Tr / Cppsm Unit Incomer Cable. 25 All Cable To Pipe Connection By Thermit Welding / Pin Brazing ( For Charged Pipeline ) For 35, 25, 10 , 6 Sq.Mm Copper Cable Including Excavation And Exposing Piping, Recoating With Epoxy, Testing, Material Supply Etc. 26 Supply Of Junction Boxes For Gas As Per Design Of Pcp System For Anode Bed - 27 Anode Junction Boxes ( Ip-55, Weather Proof ) 28 Cathode Junction Boxes ( Ip-55, Weather Proof ) / Pcp Bond Junction Box Including Hookup / Bonding Of New Pipelines To Existing Pcp System At Cjb / Cppsm / Tlp As Required By Means Of Direct / Reistance / Diode-Resistance Bonding As Required As Per Detail Mentioned In Scope Of Work. 29 Cathode Junction Boxes / Pcp Bond Junction Box ( Ip-55, Flame Proof Ex-D & Weather Proof ) Including Hookup / Bonding Of New Pipelines To Existing Pcp System At Cjb / Cppsm / Tlp As Required By Means Of Direct / Reistance / Diode-Resistance Bonding As Required As Per Detail Mentioned In Scope Of Work. 30 Installation, Testing & Commissioning Of Junction Boxes Including All Labor And Civil Work For Gas As As Design - 31 Anode Junction Boxes ( Ip-55, Weather Proof ) 32 Cathode Junction Boxes ( Ip-55, Weather Proof ) / Pcp Bond Junction Box Including Hookup / Bonding Of New Pipelines To Existing Pcp System At Cjb / Cppsm / Tlp As Required By Means Of Direct / Reistance / Diode-Resistance Bonding As Required As Per Detail Mentioned In Scope Of Work. 33 Supply Of Recommended Spares For Cp Unit As Per Scope Of Work For Each Ga As Per Appendix-Ii In Scope Of Work. 34 Supply Of Recommended Spares For 2 Years Operation & Maintenance Of Cp System As Per Spare List Enclosed ( Appendix-Ii In Scope Of Work ) 35 Testing & Commissioning Of Complete Permanent Cathodic Protection System Of The Comptele Pipelines In Each Ga As Per Scope Of Work. 36 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 37 Post Commissioning Surveys As Per The Approved Procedures 38 Post Commissioning Surveys-Cipl Survey Including Pcp Effectiveness Check By Measuring Psp At Coupon Locations 39 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 40 Post Commissioning Surveys-Current Attenuation Test Survey ( Cat ) 41 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 42 Post Commissioning Surveys-Dcvg Survey At The Complete Length Of The Pipeline For Mapping Coating Defects On The Pipeline. ( Holiday Mapping Shall Be Quantified With Known Size Of Coupon Prior To Start Of The Dcvg Survey, With Respect The %Ir / Re Observed While Detecting The Known Size Coupon Holiday. ) 43 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 44 Post Commissioning Surveys-Ac & Dc Interference Detection & Mitigation Survey For Whole Pipleline By Back Up Agency / Bidder Includes Software Based Modeling / Simulation Of The Pipeline For The Ac Pick-Up Due To Long Term ( Induced ) & Short Term Interference ( Ground Fault, Lightning Etc ) And Ac Corrosion Study And Mitigations. Dc Interference Studies & Mitigations Measures Shall Also Be Carried Out As Per The Scope Of Work. The Details Of Pipelines Are Provided In Scope Of Work. Material Required For All Mitigation Masures Propsed By Bidder, Shall Be In The Scope Of The Bidder. 45 Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 46 Preparation And Submission Of As-Built Drawings / Documents Including Final Commissioning Report For Pcp System, Post Commissioning Survey, Interference Study Report As Per Approved Design For All Ga. 47 Polarisation Coupons ( 25 Mmx 25Mm ) With Magnetic Reed Switch & Ref Cell For As Per Approved Design- 48 Supply Of Polarisation Coupons ( 25 Mmx 25Mm ) With Magnetic Reed Switch & Permanent Ref Cell At Following Ga-Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 49 Installation, Testing & Commisisoning Of Polarisation Coupons ( 25 Mmx 25Mm ) With Magnetic Reed Switch At Following Ga-Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 50 Ac Corrosion Coupons For All Ga 51 Supply Of Ac Corrosion Coupons ( 1 Cm2 Exposed Area ) At Ht Line And Locations Prone To Interference Have One Side Exposed Area Of 10 Mm X 10 Mm With Ac Current Shunt, Shall Be Provided Along The Pipeline At Vulnerable Locations To Monitor The Ac Corrosion Activity On The Pipeline As Per Enclosed Standard Specification. Location Of Ac Corrosion Coupons ( 1 Cm2 Exposed Area ) Shall Be Decided During Detail Engineering In Consultation With Gail / Mecon. 52 Installation, Testing & Commissioning Of Ac Corrosion Coupons ( 1 Cm2 Exposed Area ) At Ht Line And Locations Prone To Interference Have One Side Exposed Area Of 10 Mm X 10 Mm With Ac Current Shunt, Shall Be Provided Along The Pipeline At Vulnerable Locations To Monitor The Ac Corrosion Activity On The Pipeline As Per Enclosed Standard Specification. Location Of Ac Corrosion Coupons ( 1 Cm2 Exposed Area ) Shall Be Decided During Detail Engineering In Consultation With Gail / Mecon. 53 Computerized Test Stations 54 Supply, Installation, Testting & Commisisoningof Ctsu Unit As Per Mecon Specification For The Following Ga-Varanasi, Bhubaneshwar, Cuttack, Patna, Ranchi, Jamshedpur, ( Refer Scope Of Work For The Breakup Of The Quantities ) 55 Supply, Recording & Demonstration Of Ctsu Reader / Laptop Working On Gsm As Per Specificaiton With All Softwares And Hardwares As Per Scope Of Work For Automatic Recording Of Dc Psp & Current, Ac Psp & Ac Corrosion Density. 56 Supply, Installation, Testting & Commisisoning Of Central Monitoring Server At Each Ga With Central Monitoring Facilities Of Ctsu & Tr Unit On Gsm As Per Specificaiton With All Softwares And Hardwares As Per Scope Of Work. 57 Comprehensive Maintenanceof Tr Unit / Cpppsm Units 58 Comprehensive Maintenanceof Tr Unit / Cpppsm Units Including Spare Replacement For Period Of Two Years As Per Scope Matrix In The Tender Document / Scope Of Work Annexure-E For All Ga. 59 Comprehensive Maintenanceof Tr Unit / Cpppsm Units 60 Supply Of Following Tcp Materials, If Required / Found Damaged / Missing During The Pcp System Work- 61 Solid State Type Polarisation Cells ( 3.7 Ka @ 30 Cycle ) For Ht Power Line Crossings ( 66Kv & Above ) . 62 New Test Stations Big Size- ( Weather Proof With Ip-55 ) Suitable For Polarisation Cells As Per Tender Drawings With Name Plate 63 New Test Stations Normal Size- ( Weather Proof With Ip-55 ) As Per Tender Drawings With Name Plate 64 Earthing Electrodes 65Mm Dia X 3Mtr Long & 4.5 Mm Thick Gi Pipe For Earthing Of Cathodically Unprotected Pipeline At Consumer Station / Drs Station / Metering Skid / Ht Line. 65 Gi Strip ( 25X3 ) Mm 66 Solid State Surge Diverters Rating 100 Ka ( 10 / 350 Us ) For Insulating Joints. ( Flame Proof Type ) 67 Installation, Testing & Commissioning Of Following Tcp Materials, If Required / Found Damaged / Missing / Not Working During The Pcp System Work- 68 Solid State Type Polarisation Cells ( 3.7 Ka @ 30 Cycle ) For Ht Power Line Crossings ( 66Kv & Above ) . 69 New Test Stations Big Size- ( Weather Proof With Ip-55 ) Suitable For Polarisation Cells As Per Tender Drawings With Name Plate. 70 New Test Stations Normal Size- ( Weather Proof With Ip-55 ) As Per Tender Drawings With Name Plate 71 Earthing Electrodes 65Mm Dia X 3Mtr Long & 4.5 Mm Thick Gi Pipe For Earthing Of Cathodically Unprotected Pipeline At Consumer Station / Drs Station / Metering Skid / Ht Line. 72 Gi Strip ( 25X3 ) Mm 73 Solid State Surge Diverters Rating 100 Ka ( 10 / 350 Us ) For Insulating Joints. ( Flame Proof Type ) 74 Total Amountexcluding Gst 75 Gst ( Cgst & Sgst / Utgst Or Igst ) @ 18% Of Net Total Amount Mentioned At Sl. No.184 Above. ( Enter Rate Of Applicable Gst )
