E1
- Projects not following the Canadian Energy Regulator Onshore Pipeline Regulations and mandatory annexes of CSA Z662 may require a variance. Projects requiring a variance are considered on a case by case basis and require submission of an application for exemption pursuant to the CER Act section 97. In addition to an application for a variance, the Applicant must provide:
- the rationale where a provision is not to be met;
- information to demonstrate equivalence between the substituted standard and the most recent version of CSA Z662; and
- documented acceptance by a certifying authority and/or subject matter expert.
- If welding will be performed on a liquid-filled pipeline that has a carbon equivalent of 0.50% or greater and is a permanent installation, submit the following for approval (Canadian Energy Regulator Onshore Pipeline Regulations, subsection 38(3)):
- welding specifications;
- procedures; and
- the results of procedure qualification tests.
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E2-1
For projects utilizing non-conventional material technology, design protocols or construction methods, including high strength steels (greater than X70), composite reinforced pipe systems or substitutive design annexes from CSA Z662, provide: - a description of the rationale for the selection supported by an Engineering Assessment as per CSA Z662 demonstrating the suitability of the proposed material or design/construction technique for the proposed purpose; and
- a listing of all primary codes and standards, including the version and date of issue that will be followed in the design and material selection for each element of the applied-for facility, including:
- pipe;
- coatings;
- valves;
- fittings;
- cathodic protection systems;
- compressors and pumps;
- regulators and control valves;
- liquid tanks and other storage facilities;
- boilers or pressure vessels;
- electrical systems;
- SCADA;
- pressure control and overpressure protection;
- leak detection; and
- buildings.
Where there is a choice in the code or standard selected, provide a brief reason why the referenced code or standard is considered the appropriate code. Engineering assessments provided in support of an application should meet the requirements of CSA Z662 as a minimum.
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E2-2
For projects using air or another nonflammable, nontoxic gas as the test medium, provide: - justification for appropriateness of fluid;
- a disposal plan for the test fluid; and
- a contingency program in the event of leakage (see guidance below).
Contingency programs should include as a minimum:- hazard identification and assessment;
- a description of preventative (safety and environmental) measures to be employed by the company;
- a description of monitoring and controlling programs to be in place; and
- mitigation and response in the event of an incident.
For projects using air or other non-flammable gas as the test medium, provide:- justification for appropriateness of the fluid;
- a test program including additional measures to increase detection to near equivalence with water testing and provisions for pre-testing rail, road and water crossings;
- a testing safety program;
- assurance that the test pressure is not to exceed a pressure corresponding to 100% of the Specified Minimum Yield Strength (SMYS); and
- documentation demonstrating that materials have adequate notch toughness properties that are as specified in CSA Z662 Oil and Gas Pipeline Systems.
Use of alternative integrity verification measures (AIV) are considered on a case by case basis and require submission of an application for exemption pursuant to the CER Act clause 97 supported by a detailed description of corporate and project specific management systems.
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E2-3
If the project facilities will be used for sour service, provide:- documentation indicating conformance to CSA Z662, sour service pipelines;
- a corrosion inspection and mitigation program; and
- documentation indicating that the Emergency Planning Zone (EPZ) under a worst-case scenario does not encompass dwellings or populated areas. If the EPZ does encompass dwellings or populated areas, provide an explanation on how the company will meet the CER’s expectations for emergency preparedness and response (guidance available at http://www.cer-rec.gc.ca/bts/ctrg/gnnb/nshrppln/gdncntnshrpplnrgltn-eng.html).
For development of emergency preparedness and response (EPR) programs, companies are further referred to CSA Z731 Emergency Preparedness and Response. Companies are expected to describe how they will meet the essential elements of an EPR program including but not limited to: - hazard identification and assessment;
- emergency procedures documentation;
- first responder liaison;
- continuing education;
- emergency response training;
- emergency response exercises;
- incident evaluation; and
- emergency response equipment.
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E2-4
For projects designed to transport CO2, slurry or commodities, provide: - a listing of all primary codes and standards, including the version and date of issue that will be followed in the design and material selection for each element of the applied-for facility, including: pipe; coatings; valves; fittings; cathodic protection systems; compressors and pumps; regulators and control valves; liquid tanks and other storage facilities; boilers or pressure vessels; electrical systems; and buildings. Where there is a choice in the code or standard selected, provide a brief reason why the referenced code or standard is considered the appropriate code;
- a corrosion inspection and mitigation program;
- documentation indicating if an Emergency Planning Zone (EPZ) is applicable. If an EPZ is applicable, confirm that under a worst-case scenario the EPZ does not encompass dwellings or populated areas or if the EPZ does encompass dwellings or populated areas, provide an explanation on how the company will meet the CER’s expectations for emergency preparedness and response.
- a materials QA program outlining the necessary action required to ensure the materials purchased for use in the proposed facility are appropriate for their intended service and that materials purchased meet the company's specified requirements. The rigor of the QA program should be consistent with the scale of the purchase order and its intended application. Materials QA programs can include the elements of a recognized standard such as the International Organization for Standardization (ISO) 9000 series or quality management systems, and, where appropriate:
- requirements for the Pipeline Company's (or its agents) evaluation of the manufacturer's or supplier's quality management system prior to the award of any contract;
- requirements for Company (or its agents) audits and inspections during manufacture and fabrication, shipping, storage, etc.;
- requirements for random and progressive product testing;
- inspection procedures and inspector qualifications;
- requirements for handling and review of documentation;
- a system for managing non-conformances to specifications; and
- procedures for Company acceptance of products.
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E2-5
For projects that traverse terrain where there is a potential for geohazards to occur companies should provide:- a geotechnical hazard assessment; and
- a monitoring and mitigation program.
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E2-6
For projects designed to transport HVP product provide: - Documentation indicating conformance to clauses in CSA Z662 that apply to HVP systems; and
- Documentation indicating that Emergency Planning Zone (EPZ) under worst case scenario does not encompass dwellings or populated areas. If EPZ does encompass dwellings or populated areas, provide an explanation on how the company will meet the CER’s expectations for emergency preparedness and response.
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E3-1
If the project reuses any materials, companies should provide an engineering assessment which meets the requirements of Canadian Standards Association (CSA) Z662, Oil and Gas Pipeline Systems. The engineering assessment should demonstrate the reused material is fit for the intended service.
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E3-2
For the reactivation of existing piping, provide: - an engineering assessment demonstrating that the existing line is fit for the proposed service. The engineering assessment must meet the requirements of Canadian Standards Association (CSA) Z662, Oil and Gas Pipeline Systems;
- the rationale for the reactivation and the measures to be employed for the reactivation;
- a complete description of the activities associated with the reactivation; and
- a description of the operating conditions under which the reactivated facility will operate. This may include a description of significant changes to the hydraulic profile of the facility (i.e. downstream of pumping or compression).
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E3-3
For the flow reversal of existing piping, provide: - an engineering assessment demonstrating that the existing line is fit for the proposed service. The engineering assessment must meet the requirements of Canadian Standards Association (CSA) Z662, Oil and Gas Pipeline Systems;
- the rationale for the flow reversal and the measures to be employed for the flow reversal;
- a complete description of the activities associated with the flow reversal; and
- a description of the operating conditions under which the facility will operate. This may include a description of significant changes to the hydraulic profile of the facility (i.e. downstream of pumping or compression).
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E3-4
For a change in service fluid provide: - an engineering assessment demonstrating that the existing line is fit for the proposed change in service. The engineering assessment must meet the requirements of Canadian Standards Association (CSA) Z662, Oil and Gas Pipeline Systems;
- a risk assessment demonstrating that hazards have been identified and mitigated; and
- details of the current state of service and proposed service.
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E3-5
For an increase in MOP provide: - an engineering assessment demonstrating that the existing line is fit for the proposed increase in MOP. The engineering assessment must meet the requirements of Canadian Standards Association (CSA) Z662, Oil and Gas Pipeline Systems;
- a risk assessment demonstrating that hazards have been identified and mitigated; and
- details of the current state of service and proposed service.
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E3-6
For increased capacity for sour products (increased H2S content above the previously maximum fluid concentration specified on an existing approval), provide: - a risk assessment demonstrating that hazards have been identified and mitigated;
- details of the current state of service and proposed service; and
- documentation indicating that Emergency Planning Zone (EPZ) under worst case scenario does not encompass dwellings or populated areas. If EPZ does encompass dwellings or populated areas, provide an explanation on how the company will meet the CER’s expectations for emergency preparedness and response.
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E4
If segments of the Project are designated Class 2, 3 or 4 under CSA Z662, provide: - a scaled map indicating the location of populated areas relative to the proposed facilities;
- population density of populated areas;
- a description of the nature of the populated areas (e.g. single dwelling residential, school, multifamily residential, commercial);
- an explanation on how the company will meet the CER’s expectations for emergency preparedness and response; and
- a description of the elements of the 3rd party damage prevention program for the proposed facilities.
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E5
For projects involving liquid tank storage facilities, companies should provide engineering design details, as listed in Guide A.1.1 of the Filing Manual.
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E6
For projects that are not designed for passage of ILI tools or do not include ILI runs as part of ongoing monitoring, companies should provide their integrity management programs for the project.
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E7
If any work for the proposed project requires an engineering assessment as per CSA Z662, companies should submit a copy of the engineering assessment. The engineering assessment must include the requirements specified in CSA Z662.
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