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Underground Piping Works For Ows And Cbd Lines Underground Piping Works For Ows And Cbd Lines In Hgu-205 For Rlng Conversion Project At Manali Refinery Of Cpcl , Carbon Steel Piping Work , The Job Includes Transporation Of All Free Issue Materials From Owner''s Storage Point To Work Site , Handling At Site , Cutting , Bevelling , Fabrication , Laying , Welding & Erection Of Carbon Steel Piping Including Sleeve Pipes Below Ground Level , Trenches At All Depths , Stand Posts , Anchoring Of All Underground Pipelines For Conection With Equipments & Nozzles . , The Piping Job Includes All Modification And Replacement Jobs Involving Pipes & All Types Of Fittings Like Elbows / Tees / Reducers / Half Coupling / Full Coupling , Etc . , All Types Of Flanges Like Slip On / Raised Face , Etc . , Valves , Steam Traps , Orifice Assemblies , Strainers , Vents , Drains , Funnels , Etc . , Of Different Schedules , Pressure Ratings And For Various Temperature Applications , The Piping Job Includes Fabrication & Erection Of Pipe Sleeves , Providing Shoe Supports , Pads At Support Locations , Reinforcement Pads , Etc . , Wherever Required . , The Job Includes Flushing , Preparing Work Area For Executing Hot Work , Bending To Suit The Contours Wherever Required , Socket , Fillet , Butt Welding Using E 6010 / E 6013 / E 7018 Electrodes As Required , Dpt Wherever Required , , Hydraulic / Pneumatic Test Twice ( On Completion Of Fabrication & On Completion Of Laying At Site ) As Per Codes , Specification , Drawings And Draining Of Water & Drying With Compressor Air After Hydrotest . , The Job Also Includes Supplying Of All Types Of Tools & Tackles , Lifting Arrangements Like Chain Pulley Blocks , Machineries , All Consumables And Labour To Complete The Job In All Respects , Returning Back The Unused Materials To Owner''s Storage Point And Dumping The Generated Scrap Material To Designated Area As Per Eic Instructions . , Exclusions: The Rates For The Following Items Shall Be Exclusive Of Concrete / Pcc Breaking , Earth Work Removal , Blinding & Deblinding , Radiography , Stress Relieving , Reinforcement Pad Welding , Earth Back Filling , Removal Of Old Piping For Replacement . , Inclusions: The Rates For The Following Items Shall Be Inclusive Of Fabrication , Laying , Erection , Welding , Flushing Of The Piping System , Offering Stagewise Inspection , Hydrotesting And Draining / Drying Of The Piping System And Coating & Wrapping/Tape Coating , Guide Or Slide Supports Welding Between Main Pipe And Sleeve Pipe , Pads And Shoes Wherever Required . Contractor Shall Carryout Tape Coating As Per Specification 6-79-0011 And Offer For Inspection And Testing At Every Stage . , With Cpcl Supply Of Free Construction Power , Water & Contractor''s Welding Machine , Note: If Hydrotesting Is Avoided As Per Instructions Of Eic , 90% Of Unit Price Only Will Be Paid . , Butt Welding , Notes : , ( 1 ) Thickness Of Piping For Measurement Shall Be Based On The Relevant Ansi Or Equivalent Standards , ( 2 ) The Finished Weld Joint Elevation At Site Shall Be Taken As Reference For Measurement , Wherever Applicable . , ( 3 ) The Rates For Socket & Fillet Welding In Piping Shall Remain Same For All Thickness And Elevations As Per Sor . , ( 4 ) Rate For Weld Joints Of Vents & Drains Shall Be Paid On Actual Measurement Using The Applicable Sor . , ( 5 ) Fabrication & Welding Of Pipe Shoe Supports & Pad At Support Locations Are Included In Unit Price . , ( 6 ) For Blinding & Deblinding Wherever Involved , Rates Shall Be Paid Separately . , ( 7 ) For Stress Relieving Of Weld Joints , Rates Shall Be Paid Separately , ( 8 ) In Case Of Replacement Of Existing Piping , Rates For Removal Of Old Pipelines Shall Be Paid Separately , ( 9 ) During Hydrotesting Of The Above Piping Jobs , Some Portions Of The Existing Piping In The Circuit Required To Be Hydrotested Depending On The Blinding And The Same Shall Be Paid Separately . , ( 10 ) For Steam Tracing Piping Work , Hydraulic Testing Of Piping Is Required . For Bending Tracer Pipelines , The Rates Shall Be Paid Separately , ( 11 ) Hydraulic Testing Shall Be Done Only Once For Testing Underground And Sleeve Pipes Before Wrapping & Coating . . , ( 12 ) Radiography Of Weld Joints Is Not Included In Sor And Same Shall Be Paid Separately . , ( 13 ) Wrapping & Coating /Tape Coating Of Pipelines Is Included In Price Thru A Separate Sor Item . Refer Below . , Carbon Steel - Butt Welding Joint - Upto 8 . 8 Mm Piping Thickness - With Hydrotest , Blinding And De-Blinding , The Job Includes Collection & Transportation Of Required Quantity Of Materials Like Blinds , Gaskets , Fasteners , Etc . , From Owner''s Storage Point , Loosening & Tightening Of Studs ( Cold / Gas Cutting If Required ) , Wedge Opening , Cleaning Of Flanges , Insertions And Removal Of Blind & Gaskets , Providing New Gaskets After Removal Of Blinds , Overhauling Of Fasteners Using Oil , Replacing The Defective Studs / Nuts To Ensure Zero Leak Of Joints Including Hot Bolting . , The Job Also Includes Supplying Of All Types Of Tools & Tackles , Lifting Arrangements Like Chain Pulley Blocks , Machineries , All Consumables And Labour To Complete The Job In All Respects , Transportation Of Unused Materials To Owner''s Storage Point And Dumping The Generated Scrap Material To Designated Area As Per Eic Instructions . , Blinding And Deblinding For 150# & 300# Ratings: , Blinding & Deblinding - Size Upto 1 1/2 Inch Dia , Blinding & Deblinding - Size 2 Inch Dia . To 5 Inch Dia . , Tape Coating: Supply And Application Of Corrosion Protection Tape Caoting For Underground Steel Pipelines As Per Specification , Radiography , The Job Includes Performing Radiography Examination Of Welds On All Piping & All Type Of Equipments As Per Relevant Asme / Astm Standards & As Per Cpcl Specification Cpcl-Insp-Rad-01 At All Grades & Elevations With Film Width Not Less Than 4 Inches . , The Job Also Includes Supplying Of Radiation Source Camera , Other Machineries Required , All Consumables Required For Filming & Developing , Transportation Of Camera , Etc . , Area Preparation Before Starting The Job , Labour , Supervision To Complete The Job In All Respects Including Preparation Of Developing Chemicals , Developing The Films & Submission Of Films For Inspection Review . , Note: , ( 1 ) For Pipe Weld Joints , Nominal Diameter Of The Pipe Shall Be Taken For Measurement . . , Pipe Weld Joints - 2 Nominal Dia , Pipe Weld Joints - 4 Nominal Dia , Dye Penetration Test , Performance Of Dye Penetrant Test Including Supply Of All Necessary Materials , Equipment And Labour For Carrying Out The Work As Per Specification And Directions Of Engineer-In Charge . , Dye Penetration Test , Concrete Breaking/Road Cutting/Earth Excavation & Back Filling For Laying Or Removal Of Underground Piping/Dewatering . , Earth Work Excavation & Back Filling , The Job Involves Earth Work Excavation Below Ground Level Upto 2 Metres Depth & To A Required Width For Laying Underground Piping In All Types Of Soils Including Removal Of Vegetation , If Required , Dressing Of Sides , Levelling , Grading , Ramming Of Bottom , Back Filling On Completion Of Laying Of Pipes With Available Excavated Soil , Watering , Rolling , Ramming Of By Manual Methods / Mechanical Compactors , Dressing , Trimming , Etc . , The Job Also Includes Supplying Of All Types Of Tools & Tackles , Machineries , All Consumables And Labour To Complete The Job In All Respects As Per Eic Instructions . , Earth Work Excavation & Back Filling - Upto 2 . 0 Metres Depth , Shoring And Strutting , The Job Involves Provision And Installation Of Shoring And Strutting In Excavations Upto 2 Metres Depth , Dismantling And Removal After Completion Of Work As Per Instruction Of Engineer In
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