{"id":40962,"date":"2024-03-28T13:14:38","date_gmt":"2024-03-28T17:14:38","guid":{"rendered":"https:\/\/www.federated.ca\/blog\/non-classifiee\/how-to-protect-underground-utilities-during-construction\/"},"modified":"2025-10-31T17:11:46","modified_gmt":"2025-10-31T21:11:46","slug":"proteger-les-installations-souterraines-pendant-la-construction","status":"publish","type":"post","link":"https:\/\/www.federated.ca\/fr\/blog\/prevention-des-risques\/proteger-les-installations-souterraines-pendant-la-construction\/","title":{"rendered":"Comment prot\u00e9ger les installations souterraines pendant la construction"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1144px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p>Les travaux d\u2019excavation et de creusement de tranch\u00e9es causent des dommages aux installations souterraines plus souvent qu\u2019on ne le croit. Selon un <a href=\"https:\/\/www.canadiancga.com\/resources\/Documents\/DIRT-Reports\/2022-DIRT-French-Final.pdf\">rapport<\/a> de la Canadian Common Ground Alliance (CCGA), en 2022 uniquement, on a recens\u00e9 10\u00a0636\u00a0cas de dommages caus\u00e9s \u00e0 des installations souterraines lors d\u2019activit\u00e9s d\u2019excavation, ce qui repr\u00e9sente 42,4\u00a0cas <em>par <\/em>jour. Les installations de gaz naturel et de t\u00e9l\u00e9communication ont \u00e9t\u00e9 touch\u00e9es dans 82,9\u00a0% des cas alors que celles des r\u00e9seaux d\u2019alimentation en eau et d\u2019\u00e9gouts l\u2019ont \u00e9t\u00e9 dans 24 % des cas. Pour les cas o\u00f9 on a identifi\u00e9 la cause des dommages, la cause la plus fr\u00e9quente a \u00e9t\u00e9 un probl\u00e8me d\u2019excavation (\u00e0 l\u2019origine de 37\u00a0% des incidents signal\u00e9s).<\/p>\n<p>Ces donn\u00e9es ont \u00e9t\u00e9 produites gr\u00e2ce \u00e0 l\u2019outil de communication des dommages (DIRT) de la CCGA, une base de donn\u00e9es confidentielle utilis\u00e9e dans sept provinces canadiennes. Puisque les contributions \u00e0 la base de donn\u00e9es sont enti\u00e8rement volontaires (aucune obligation l\u00e9gale de signaler les incidents), cela signifie que, bien que l\u2019outil fournisse des renseignements utiles au secteur, il n\u2019indique pas n\u00e9cessairement le nombre total d\u2019incidents \u00e0 l\u2019origine de dommages au cours d\u2019une ann\u00e9e donn\u00e9e. Dans les faits, les chiffres sont probablement beaucoup plus \u00e9lev\u00e9s.<\/p>\n<p>De nombreux projets de construction n\u00e9cessitent des travaux d\u2019excavation ou de creusement de tranch\u00e9es de plus ou moins grande envergure. Chaque fois, il y a un potentiel de pertes importantes\u00a0: des dommages peuvent \u00eatre caus\u00e9s \u00e0 l\u2019\u00e9quipement, des activit\u00e9s peuvent \u00eatre interrompues, ou encore des blessures peuvent \u00eatre occasionn\u00e9es \u00e0 des travailleurs lors d\u2019une explosion ou d\u2019un incendie ou encore en raison d\u2019une asphyxie ou d\u2019une \u00e9lectrocution.<\/p>\n<p>C\u2019est pourquoi lorsque des travaux d\u2019excavation ou de creusement de tranch\u00e9es sont ex\u00e9cut\u00e9s ou que du mat\u00e9riel lourd est utilis\u00e9, toutes les pr\u00e9cautions n\u00e9cessaires doivent \u00eatre prises pour localiser les installations se trouvant sur les lieux et r\u00e9duire les risques de dommages.<\/p>\n<h3><strong>Appelez (ou cliquez) avant de creuser!<\/strong><\/h3>\n<p>Les installations souterraines peuvent notamment comprendre les lignes de communication, les lignes \u00e9lectriques, les conduites de gaz naturel, les \u00e9gouts, les canalisations d\u2019eau ainsi que les syst\u00e8mes d\u2019alarme. Appeler (ou cliquer) avant de commencer \u00e0 creuser fait partie des pratiques exemplaires.<\/p>\n<p>Si vous travaillez sur un chantier de terrassement ou de construction, ou encore si vous effectuez des travaux touchant des infrastructures de t\u00e9l\u00e9communication, des r\u00e9seaux \u00e9lectriques ou d\u2019autres infrastructures publiques, vous devrez faire une demande de localisation des installations souterraines. Dans chaque province, il existe un service centralis\u00e9 pour traiter ces demandes.<\/p>\n<p><em>Sur le portail <\/em><a href=\"http:\/\/www.clickbeforeyoudig.com\/fr\/\">Cliquez avant de creuser<\/a><em>, vous pouvez cliquer sur une carte pour trouver l\u2019autorit\u00e9 administrative de s\u00e9curit\u00e9 publique appropri\u00e9e.<\/em><em> Le site <\/em><a href=\"https:\/\/call811.com\/811-In-Your-State\/Canada\">811<\/a><em> vous indiquera comment pr\u00e9senter une demande de localisation par t\u00e9l\u00e9phone ou en ligne.<\/em><\/p>\n<p>Dans votre demande, vous devrez fournir des renseignements sur l\u2019entreprise qui effectuera les travaux, le moment et le lieu des travaux de creusement, la profondeur maximale, la nature des travaux et la m\u00e9thode utilis\u00e9e. La r\u00e9ponse que vous recevrez vous informera au sujet de l\u2019emplacement des installations connues situ\u00e9es dans la zone d\u2019int\u00e9r\u00eat et pourra inclure des diagrammes.<\/p>\n<h3><strong>Reconna\u00eetre les dangers <\/strong><\/h3>\n<p>Tous les travaux d\u2019excavation, de creusement de tranch\u00e9es ou de construction souterraine pr\u00e9sentent un risque pour les installations souterraines, et chaque type d\u2019installation est expos\u00e9 \u00e0 des risques particuliers\u00a0: fuites, bris, effondrements, ruptures, arcs \u00e9lectriques, etc.<\/p>\n<p>Une fois que vous aurez re\u00e7u les renseignements sur la localisation, vous pourrez d\u00e9terminer les risques li\u00e9s aux installations ainsi que la mani\u00e8re de les g\u00e9rer. Vous devrez aussi dresser une liste des services publics \u00e0 contacter avant le d\u00e9but des travaux.<\/p>\n<p>Une mesure de pr\u00e9vention simple et efficace consiste \u00e0 demander aux travailleurs d\u2019utiliser une liste de v\u00e9rification indiquant tous les services publics avec qui communiquer avant le d\u00e9but des travaux. Une confirmation verbale ne suffira pas si vous subissez des dommages et que vous devez pr\u00e9senter une demande d\u2019indemnisation.<\/p>\n<p>\u00c0 titre d\u2019entrepreneur, vous devez communiquer avec les services publics pour les raisons suivantes :<\/p>\n<ul>\n<li>D\u00e9terminer les installations pr\u00e9sentes sur les lieux o\u00f9 vous exercez vos activit\u00e9s<\/li>\n<li>Localiser les installations<\/li>\n<li>D\u00e9terminer les risques possibles<\/li>\n<li>Identifier les moyens de g\u00e9rer ces risques<\/li>\n<\/ul>\n<p>Il est important d\u2019avoir une proc\u00e9dure \u00e9crite pour les demandes de localisation des installations et de s\u2019assurer qu\u2019elle pr\u00e9cise qu\u2019il faut conserver au dossier la documentation relative aux demandes.<\/p>\n<h3><strong>Quoi faire en cas d\u2019incident<\/strong><\/h3>\n<p>Si vous endommagez une installation souterraine, il est important d\u2019avoir un plan d\u2019urgence \u00e0 suivre et de conserver les documents prouvant que toutes les pr\u00e9cautions n\u00e9cessaires ont \u00e9t\u00e9 prises.<\/p>\n<p>La documentation relative \u00e0 la localisation devrait couvrir les \u00e9l\u00e9ments suivants\u00a0:<\/p>\n<ul>\n<li>La date d\u2019excavation demand\u00e9e initialement et le num\u00e9ro de la demande de localisation<\/li>\n<li>Un sch\u00e9ma pr\u00e9cis montrant l\u2019emplacement des installations souterraines<\/li>\n<li>La date \u00e0 laquelle l\u2019entreprise de localisation a effectu\u00e9 la localisation<\/li>\n<li>La p\u00e9riode de validit\u00e9 des documents et du balisage associ\u00e9s \u00e0 la localisation<\/li>\n<\/ul>\n<p>Toutes les installations enfouies devraient \u00eatre signal\u00e9es par des marques de peinture, des pieux ou des drapeaux et selon le <a href=\"https:\/\/ontarioonecall.ca\/fr\/\">code universel des couleurs<\/a> applicable aux installations souterraines de services publics. Au moins deux travailleurs devraient \u00eatre pr\u00e9sents pendant les travaux, et il faut pr\u00e9voir un d\u00e9gagement de chaque c\u00f4t\u00e9 d\u2019une signalisation. Les camions hydrovac (qui utilisent des jets d\u2019eau \u00e0 haute pression et un syst\u00e8me d\u2019aspiration) constituent une solution de rechange aux outils pointus ou tranchants pour acc\u00e9der aux canalisations et aux autres installations en toute s\u00e9curit\u00e9.<\/p>\n<p>Pendant les travaux d\u2019excavation, si vous tombez sur une installation qui a \u00e9t\u00e9 marqu\u00e9e de mani\u00e8re inexacte (ou qui est inconnue de l\u2019autorit\u00e9 administrative provinciale charg\u00e9e de la s\u00e9curit\u00e9 publique), assurez-vous de le mentionner dans votre documentation.<\/p>\n<p>Si vous tombez sur des installations d\u00e9j\u00e0 endommag\u00e9es, par exemple sur un conduit cass\u00e9, mettez imm\u00e9diatement vos travaux sur pause et composez le 911, puis bloquez l\u2019acc\u00e8s au chantier. Consultez la <a href=\"https:\/\/www.info-ex.com\/wp-content\/uploads\/2019\/03\/Outil_chantier_Travailleurs-2019-1.pdf\">liste de v\u00e9rification d\u2019Info-Excavation<\/a> pour en apprendre davantage.<\/p>\n<h3><strong>Prot\u00e9gez-vous et prot\u00e9gez votre entreprise de construction<\/strong><\/h3>\n<p>M\u00eame si vous prenez toutes les pr\u00e9cautions n\u00e9cessaires, les choses peuvent parfois mal tourner. C\u2019est pourquoi il peut \u00eatre utile de vous procurer l\u2019assurance ad\u00e9quate. En effet, avoir la bonne protection peut \u00eatre extr\u00eamement important, voire b\u00e9n\u00e9fique. Pour en savoir plus sur la fa\u00e7on de vous prot\u00e9ger, votre entreprise et vous, consultez notre <a href=\"https:\/\/www.federated.ca\/fr\/assurance-des-entreprises\/assurance-pour-entrepreneurs\/\">page Web consacr\u00e9e \u00e0 l\u2019assurance des entrepreneurs<\/a> d\u00e8s aujourd\u2019hui.<\/p>\n<p><em>Le pr\u00e9sent billet de blogue est fourni uniquement \u00e0 titre informatif et ne vise pas \u00e0 remplacer les conseils de professionnels.<\/em><em> Nous ne faisons aucune assertion et n\u2019offrons aucune garantie relativement \u00e0 l\u2019exactitude ou \u00e0 l\u2019int\u00e9gralit\u00e9 des renseignements pr\u00e9sent\u00e9s. Nous ne pourrons en aucun cas \u00eatre tenus responsables des pertes pouvant d\u00e9couler de leur utilisation.<\/em><\/p>\n<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":33,"featured_media":40960,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[186],"tags":[12074,419,12069,12075,12073,12072,772,781,12070,11988,201,572,12071,11992],"class_list":["post-40962","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-prevention-des-risques","tag-builders-insurance","tag-business-insurance-fr","tag-construction-industry","tag-construction-insurance","tag-contractors","tag-excavation-safety","tag-home-builders-fr","tag-job-site-fr","tag-job-site-safety","tag-liability-insurance","tag-loss-prevention-fr","tag-risk-management-fr","tag-underground-utilities","tag-workplace-safety"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Prot\u00e9gez les installations souterraines lors de travaux \u2013 Federated<\/title>\n<meta name=\"description\" content=\"L\u2019excavation et le creusement de tranch\u00e9es endommagent les installations souterraines plus souvent qu\u2019on ne le croit. 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