DCP Midstream Contractor Covered Task List Last updated 7/11/2018

Transcription

1 001 Provide Security for Pipeline Facilities Oral 007 Operate Valves 008 Measurement of Wall Thickness with Ultrasonic Device 009 Movement and/or Relocation of Liquid Pipelines Inspect, Test and Maintain Computational Pipeline Monitoring (CPM) Sensing Devices 012 Inspect, Test and Maintain Liquid Leak Detection Flow Computers 014 Maintain/Prove Flow Meters for CPM Hazardous Liquid Leak Detection 015 Inspect, Test and Maintain Gravitometers/Densitometers for CPM Hazardous Liquid Leak Detection Purging - Hazardous Liquids (c)(10) 020 Pump Stations/Units - Startup, Operation and Shutdown (c)(7) (c)(8) 201 Abnormal Operating Conditions Related to Welding on Pipelines Monitoring of Welding Process (a) (c) Non-Destructive Testing (Dye Penetrant) Non-Destructive Testing (Mag Particle) Non-Destructive Testing (Ultrasonic) Non-Destructive Testing (X-Ray) Plastic Pipe Joining: Butt Fusion Oral Oral No 1:0 1 Page 1 Copyright Veriforce, LLC. All rights reserved. Rev. 25

2 210 Plastic Pipe Joining: Electrofusion Joining No 1: Perform Plastic Fusion Inspection Oral 213 Joining of Metal Pipe and Components by means other than Welding - Threaded and Flanged Connections Joining of Metal Pipe - Compression Couplings Small Diameter Metal Tubing and Fitting Installation of Buried Pipelines When Exposed Protection of Coating When Backfilling and From Below Ground Supports (d) (c)(6) ( c ) (b) Oral Protection of Coatings From Above Ground Structures (d) 406 Conduct Test to Determine Cathodic Protection Current Requirements (a) 407 Perform Cathodic Protection Survey (a) (e) (e) Oral Inspect Cathodic Protection Rectifier (b) ( c ) 409 Inspect Interference Bonds (c) ( c ) 410 Clear Shorted Casing (c) (b)(1) (a) 411 Inspect/Test to Assure Electrical Isolation is Adequate (d) Install CP Leads on Pipeline Using Exothermic Weld Inspect for Internal Corrosion Whenever Pipe is Removed (b)(1) 415 Monitoring for Internal Corrosion with Probes and Coupons (d)(5) 416 Monitoring for Internal Corrosion with Gas Samples (c) (b) 417 Atmospheric Corrosion Monitoring Page 2 Copyright Veriforce, LLC. All rights reserved. Rev. 25

3 418 General and Localized Corrosion Measurement (Remedial Measures) (a)(b) 419 Cathodic Protection Potential Measurement (a) (d)(8) (b) Soil Resistivity 421 Measurement of Depth of Pitting with Pit Gage Assessment of Pipeline Segments Using Long Range Guided Wave UT 423 Perform Direct Current Voltage Gradient (DCVG) Survey (d)(7) 424 Perform AC Current Attenuation (ACCA) Survey (e) (d)(7) 426 Inspect Pipe Coating with Holiday Detector (a) (a) Inspection of Above or Below Ground Coatings Oral 436 Perform Close Survey (e) (e) & (7) 480 Apply Approved Coating by Hand Application (a) Apply Approved Coatings by Mechanical Spray and Hand Application Methods (a) Apply Approved Coatings by Wrap Application (a) Conduct a Pressure Test (d) 502 Conduct Pressure Test on Pipe that is to be Operated at a Pressure <100 psig 601 Start-up/Shut-down of Pipeline to Assure Operation Within MAOP / MOP (b) (b)(5) 602 Monitoring Pipeline Pressure (b)(5) Compressor Units: Startup, Operation, Shutdown and Purging Before Returning to Service (b)(7) (b)(6) ( c )(9) Oral Page 3 Copyright Veriforce, LLC. All rights reserved. Rev. 25

4 604 Locate, Mark, and Remediate Exposed Pipelines in the Gulf of Mexico (b) Locate Line/Install Temporary Marking of Buried Pipeline (c)(5) (c)(5) 606 Locate and Mark Submerged Pipelines (c)(5) 607 Damage Prevention: Observation of Excavating and Backfilling (c)(6) (b) (c)(6) 608 Damage Prevention for Blasting Near a Pipeline (c)(6) (c)(6) Oral 609 Inspect and Maintain Odorization Equipment (e) 610 Monitor Odorant Concentration (f) 611 Hot Tap (Steel Pipe) Hot Tap (Plastic Pipe) Purge Pipeline Facilities With Gas (a) 614 Purge Pipeline Facilities With Air or Inert Gas (b) (c)(10) Oral 616 Atmospheric Monitoring during Hot Work Operations ( c )(11) 619 Damage Prevention during Vacuum Excavation and Backfilling Activities 701 Patrolling Pipeline and Leakage Survey without Instrument (d)(4) (c)(6) (c)(6) Oral (a) Oral 702 Leakage Survey with Leak Detection Device Placing/Maintaining Line Markers (a) (c) 704 Permanent Field Repair by Grinding Permanent Field Repair Using Composite Materials (Clockspring) (a) 707 Permanent Field Repair Using Bolt-On Clamp/Sleeve (a) 708 Permanent Field Repair Using Full Encirclement Weld Sleeve (a) Oral Yes 1:3 1 Page 4 Copyright Veriforce, LLC. All rights reserved. Rev. 25

5 709 Inspection and Testing of Relief Devices (Compressor Stations, Meter Stations, Regulating Stations) 710 Inspect/Test Compressor Station Remote Shutdown Devices (ESD/EBD) (a) (b) (c) 711 Inspect, Test, and Maintain Systems (c) (b)(1) (b)(1) 712 Programmable Logic lers (c) (b)(1) (a) 713 Test/Maintain Gas Detection and Alarm Systems (c) 714 Inspect and Maintain Pressure ing and Regulating Devices 715 Test and Maintain Pressure Switches and Transmitters in Pressure ing and Regulating Service (a) (b) (a) (b) 716 Inspect, Maintain, and Operate Valves Monitoring for Internal Corrosion with Liquid Samples Permanent Field Repair Using Composite Materials (Wrapmaster) 721 Permanent Field Repair Using Composite Materials (Black Diamond) (a) (b) (a) (a) Leakage Survey with Remote Laser Leak Detection Device (a) 725 Aerial Leakage Survey: Transmission Aerial Leakage Survey: Transmission (UV/IR) Valve (Electric) Actuator/Operator Inspection, Testing and Maintenance Inspection and Repair of Rupture Pin Devices (b) (b) (a) (b) Yes 1:3 1 Page 5 Copyright Veriforce, LLC. All rights reserved. Rev. 25