1、Z247-15Damage prevention for the protection ofunderground infrastructureLegal Notice for StandardsCanadian Standards Association (operating as “CSA Group”) develops standards through a consensus standards development process approvedby the Standards Council of Canada. This process brings together vo
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18、date ServiceZ247-15May 2015Title: Damage prevention for the protection of underground infrastructureTo register for e-mail notification about any updates to this publication go to shop.csa.ca click on CSA Update ServiceThe List ID that you will need to register for updates to this publication is 242
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20、roduced in any form whatsoeverwithout the prior permission of the publisher.Published in May 2015 by CSA GroupA not-for-profit private sector organization178 Rexdale Boulevard,Toronto, Ontario, Canada M9W 1R3To purchase standards and related publications, visit our Online Store at shop.csa.caor call
21、 toll-free 1-800-463-6727 or 416-747-4044.TMA trade-mar k of the Canadian S tandards Association, operating as “CSA Group”Damage prevention for theprotection of undergroundinfrastructureZ247-15Z247-15Damage prevention for the protection of undergroundinfrastructureMay 2015 2015 CSA Group 1ContentsTe
22、chnical Committee on Damage Prevention for the Protection of Underground Energy and UtilityNetworks 3Preface 71 Scope 82 Reference publications 93 Definitions 94 Participation 115 Damage prevention program 126 Public awareness program* 137 Competency 138 Planning the ground disturbance prior to loca
23、te 138.1 General* 138.2 Seeking permission and permits 149 Mapping 1410 Locating and ground disturbance 1510.1 Locating and temporary marking 1510.1.1 General 1510.1.2 Available sources of information* 1510.1.3 Colour code 1610.1.4 Marking* 1610.1.5 Positive response to locate request 1610.1.6 Marki
24、ng multiple underground infrastructure in a common trench 1710.1.7 Not-in-service or abandoned underground infrastructure 1710.1.8 Communication between parties 1710.1.9 Life span of a locate 1710.1.10 Locate form 1810.1.11 Locate area* 1810.1.12 Marking of newly installed underground infrastructure
25、* 1810.1.13 Incomplete or inadequate locates 1810.2 Emergency response plan* 1910.3 Damage to underground infrastructure* 1910.4 Ground disturbance 1910.4.1 General 1910.4.2 Ground disturbance methods 2010.4.3 Use of mechanical equipment for ground disturbance* 2110.4.4 Hand expose zone 21Z247-15Dam
26、age prevention for the protection of undergroundinfrastructureMay 2015 2015 CSA Group 210.5 Boring and directional drilling* 2110.6 Inspection and backfill* 2211 Completion and reporting 2211.1 General* 2211.2 Completion of request 2211.2.1 Underground infrastructure registered with a one-call servi
27、ce* 2211.2.2 Underground infrastructure not registered with a one-call service 2311.3 Completion of locate 2311.4 Completion of ground disturbance 2311.5 Completion records 2311.6 Completion of backfill 2311.7 Completion of updated mapping 24Annex A (informative) Commentary on clauses in CSA Z247 25
28、Z247-15Damage prevention for the protection of undergroundinfrastructureMay 2015 2015 CSA Group 3Technical Committee on DamagePrevention for the Protection ofUnderground Energy and Utility NetworksM. Sullivan Canadian Common Ground Alliance (CCGA),Calgary, AlbertaCategory: General InterestChairF. Pa
29、terson Alliance Pipeline Ltd.,Calgary, AlbertaCategory: Producer InterestVice-ChairM. Baldwin ENMAX Power Corporation,Calgary, AlbertaCategory: User InterestJ. Burnham Union Gas Ltd.,Waterloo, OntarioCategory: Producer InterestG. Campbell Rogers Communications Inc.,Brampton, OntarioCategory: User In
30、terestR. Cislo EPCOR Distribution and Transmission,Edmonton, AlbertaAssociateB. Evans Fuji Pipe Locators Ltd.,Calgary, AlbertaCategory: User InterestS.P. Henley Prostar Inc.,Cumberland, British ColumbiaCategory: General InterestJ. Hitchcock Ontario One Call,Guelph, OntarioCategory: Regulatory Author
31、ityA. Hough Spectra Energy Transmission,Vancouver, British ColumbiaCategory: User InterestZ247-15Damage prevention for the protection of undergroundinfrastructureMay 2015 2015 CSA Group 4P. Jurgeneit Enbridge Gas Distribution,Toronto, OntarioCategory: User InterestT.N. Kee Alberta Agriculture and Ru
32、ral Development,Edmonton, AlbertaCategory: Regulatory AuthorityS. Kirk Canadian One Call Centres Committee,Calgary, AlbertaCategory: User InterestD.M. Klatchuk ATCO Pipelines,Edmonton, AlbertaAssociateJ. Kuprys Talisman Energy Inc.,Calgary, AlbertaCategory: Producer InterestF.A. Kwamena Natural Reso
33、urces Canada,Ottawa, OntarioCategory: Regulatory AuthorityT. Linder Canadian Energy Pipeline Association (CEPA),Calgary, AlbertaCategory: General InterestW. Lock British Columbia Safety Authority (BCSA),New Westminster, British ColumbiaCategory: Regulatory AuthorityW.J. Loper Enbridge Pipelines Inc.
34、,Edmonton, AlbertaCategory: Producer InterestD.W. McCarthy Canadian Electricity Association (CEA),Ottawa, OntarioCategory: General InterestD. Molofy TELUS,Edmonton, AlbertaCategory: Producer InterestM. Morin Manitoba Hydro,Winnipeg, ManitobaCategory: Producer InterestZ247-15Damage prevention for the
35、 protection of undergroundinfrastructureMay 2015 2015 CSA Group5D. Murphy Shaw Communications Inc.,Calgary, AlbertaCategory: Producer InterestS. Murphy Region of York,Newmarket, OntarioCategory: Regulatory AuthorityS. Neufeld National Energy Board,Calgary, AlbertaCategory: Regulatory AuthorityL. Oll
36、enberger B.C. Oil and Gas Commission,Fort St. John, British ColumbiaCategory: Regulatory AuthorityH. Peters ComPeters Inc.,Kitchener, OntarioCategory: User InterestE. Plant City of Edmonton,Edmonton, AlbertaCategory: General InterestR. Quist PennWest Exploration,Calgary, AlbertaCategory: General Int
37、erestN. Sharma Alberta Energy Regulator,Calgary, AlbertaCategory: Regulatory AuthorityC. Tremblay Hydro-Qubec Distribution,Blainville, QubecCategory: Producer InterestI. Turnbull FortisBC Energy Inc. (FEI),Surrey, British ColumbiaCategory: Producer InterestS. Virdi Technical Standards orb) regulatio
38、n, licence, or permit issued pursuant to an applicable statute.Explanatory material and special formatting have been added to clarify the content: an asterisk (*)beside a clause number identifies those clauses for which further information is provided in Annex A.This Standard was prepared by the Tec
39、hnical Committee on Damage Prevention for the Protection ofUnderground Energy and Utility Networks, under the jurisdiction of the Strategic Steering Committee onPetroleum, Natural Gas, and Industry Systems, and has been formally approved by the TechnicalCommittee.Notes:1) Use of the singular does no
40、t exclude the plural (and vice versa) when the sense allows.2) Although the intended primary application of this Standard is stated in its Scope, it is important to note that itremains the responsibility of the users of the Standard to judge its suitability for their particular purpose.3) This Stand
41、ard was developed by consensus, which is defined by CSA Policy governing standardization Codeof good practice for standardization as “substantial agreement. Consensus implies much more than a simplemajority, but not necessarily unanimity”. It is consistent with this definition that a member may be i
42、ncluded inthe Technical Committee list and yet not be in full agreement with all clauses of this Standard.4) To submit a request for interpretation of this Standard, please send the following information toinquiriescsagroup.org and include “Request for interpretation” in the subject line:a) define t
43、he problem, making reference to the specific clause, and, where appropriate, include anillustrative sketch;b) provide an explanation of circumstances surrounding the actual field condition; andc) where possible, phrase the request in such a way that a specific “yes” or “no” answer will address theis
44、sue.Committee interpretations are processed in accordance with the CSA Directives and guidelines governingstandardization and are available on the Current Standards Activities page at standardsactivities.csa.ca.5) This Standard is subject to review five years from the date of publication. Suggestion
45、s for its improvement willbe referred to the appropriate committee. To submit a proposal for change, please send the followinginformation to inquiriescsagroup.org and include “Proposal for change” in the subject line:a) Standard designation (number);b) relevant clause, table, and/or figure number;c)
46、 wording of the proposed change; andd) rationale for the change.Z247-15Damage prevention for the protection of undergroundinfrastructureMay 2015 2015 CSA Group 8Z247-15Damage prevention for the protection ofunderground infrastructure1 Scope1.1This Standard specifies requirements for preventing damag
47、e to underground infrastructure.Note: Examples of underground infrastructure includea) oil and gas pipelines;b) electrical and telecommunication cables; andc) water and sewer lines.1.2This Standard applies to ground disturbance in proximity to existing, deactivated, abandoned in-place,or reserved fo
48、r future use underground infrastructure.1.3This Standard identifies the damage prevention process and outlines its key elements that, whenconsistently applied, will prevent and reduce damage to all underground infrastructure and enhancepublic safety.1.4*This Standard does not apply to infrastructure
49、 that isa) above grade; orNote: Examples of above-grade infrastructure include overhead wires, pole- or tower-mounted devices, andantennas.b) installed below grade for private use on private land, where the landowner is both the excavatorand the infrastructure owner.Note: With respect to the above exemptions, this Standard may still provide valuable guidance. The exempted userof this Standard can determine the applicability and suitability of the guidance provided by this Standard.1.5In this Standard, “shall“ is used to express a requirement, i.e., a provisi
