{"id":69073,"date":"2026-10-15T10:27:34","date_gmt":"2026-10-15T08:27:34","guid":{"rendered":"https:\/\/www.accuracy.com\/?p=69073"},"modified":"2026-10-15T10:33:29","modified_gmt":"2026-10-15T08:33:29","slug":"precision-de-la-modelisation-de-scenarios-pour-la-prevision-des-resultats-dun-projet-en-periode-de-grande-incertitude","status":"publish","type":"post","link":"https:\/\/www.accuracy.com\/fr\/scenario-modelling-accuracy-on-forecasting-project-outcomes-in-times-of-great-uncertainty\/","title":{"rendered":"Mod\u00e9lisation de sc\u00e9narios : pr\u00e9cision des pr\u00e9visions concernant les r\u00e9sultats des projets en p\u00e9riode de grande incertitude"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"69073\" class=\"elementor elementor-69073\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bb15030 e-flex e-con-boxed e-con e-parent\" data-id=\"bb15030\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6309904 elementor-widget elementor-widget-text-editor\" data-id=\"6309904\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>La mod\u00e9lisation de sc\u00e9narios peut modifier la mani\u00e8re dont les organisations \u00e9valuent les investissements destin\u00e9s \u00e0 l'att\u00e9nuation. Des mesures qui semblent trop co\u00fbteuses pour un projet isol\u00e9 peuvent s'av\u00e9rer justifi\u00e9es d'un point de vue commercial lorsqu'elles sont \u00e9valu\u00e9es \u00e0 l'\u00e9chelle d'un portefeuille complet.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e2afc37 elementor-widget elementor-widget-image\" data-id=\"e2afc37\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"291\" src=\"https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-1024x372.jpg\" class=\"attachment-large size-large wp-image-69075\" alt=\"\" srcset=\"https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-1024x372.jpg 1024w, https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-300x109.jpg 300w, https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-768x279.jpg 768w, https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-1536x559.jpg 1536w, https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-2048x745.jpg 2048w, https:\/\/www.accuracy.com\/wp-content\/uploads\/2026\/10\/shutterstock_2317953363-scaled-1-18x7.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-14375a0 e-flex e-con-boxed e-con e-parent\" data-id=\"14375a0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f820053 elementor-widget elementor-widget-text-editor\" data-id=\"f820053\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">Les grands projets de construction et d\u2019infrastructure sont depuis longtemps confront\u00e9s \u00e0 un \u00e9cart entre les pr\u00e9visions et la r\u00e9alit\u00e9. Des d\u00e9passements de co\u00fbts et de d\u00e9lais de l\u2019ordre de 30% \u00e0 50% ne sont pas rares, et m\u00eame une augmentation des co\u00fbts de 20% peut r\u00e9duire \u00e0 n\u00e9ant les rendements attendus d\u2019un projet.<\/p><p class=\"wp-block-paragraph\">Aujourd\u2019hui, les tensions g\u00e9opolitiques, les perturbations des cha\u00eenes d\u2019approvisionnement et la volatilit\u00e9 des prix des intrants viennent s\u2019ajouter \u00e0 ces d\u00e9fis. Le r\u00e9cent conflit au Moyen-Orient illustre \u00e0 quel point la situation peut \u00e9voluer rapidement. Selon une enqu\u00eate de MEED, dans le mois qui a suivi le d\u00e9but du conflit, 36% des projets men\u00e9s aux \u00c9mirats arabes unis ont signal\u00e9 des retards logistiques impr\u00e9vus. Ailleurs, la hausse des co\u00fbts des mat\u00e9riaux et du diesel a mis \u00e0 mal la viabilit\u00e9 des projets, contribuant dans certains cas \u00e0 des reports, des annulations et des r\u00e9siliations de contrats.<\/p><div class=\"preview-text\"><p class=\"wp-block-paragraph\">Des perturbations similaires ont suivi le conflit en Ukraine, qui a entra\u00een\u00e9 une hausse des co\u00fbts des projets europ\u00e9ens en 2022, ainsi que les politiques commerciales impr\u00e9visibles des \u00c9tats-Unis, qui ont eu des r\u00e9percussions sur les prix des mat\u00e9riaux et les cha\u00eenes d'approvisionnement.<\/p><\/div><div class=\"l4-meter-content\"><p class=\"wp-block-paragraph\">Ces \u00e9v\u00e9nements sont difficiles \u00e0 pr\u00e9voir, car leur date, leur ampleur et leurs r\u00e9percussions plus larges sont incertaines. Les mod\u00e8les de risque traditionnels, qui s'appuient sur des donn\u00e9es historiques et sur des estimations de la probabilit\u00e9 et de l'impact des risques connus, peuvent avoir du mal \u00e0 prendre en compte de tels \u00e9v\u00e9nements sans pr\u00e9c\u00e9dent.<\/p><p>La mod\u00e9lisation de sc\u00e9narios offre une approche compl\u00e9mentaire qui aide les chefs de projet \u00e0 \u00e9valuer dans quelle mesure diff\u00e9rents sc\u00e9narios d'avenir pourraient influencer la mise en \u0153uvre, les co\u00fbts et la viabilit\u00e9 commerciale.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c2df4c6 e-flex e-con-boxed e-con e-parent\" data-id=\"c2df4c6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f9f567d elementor-widget elementor-widget-spacer\" data-id=\"f9f567d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41706a4 elementor-widget elementor-widget-text-editor\" data-id=\"41706a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-heading\"><strong>Les limites de la mod\u00e9lisation traditionnelle des risques<\/strong><\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-110ceef elementor-widget elementor-widget-text-editor\" data-id=\"110ceef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La mod\u00e9lisation classique des risques s'av\u00e8re efficace lorsque les projets sont confront\u00e9s \u00e0 des risques connus, dont l'\u00e9volution historique est bien \u00e9tablie. En analysant les donn\u00e9es issues de projets comparables, les \u00e9quipes peuvent estimer les co\u00fbts et les d\u00e9lais probables et pr\u00e9voir des mesures d'urgence adapt\u00e9es.<\/p><p class=\"wp-block-paragraph\">Cependant, les \u00e9volutions g\u00e9opolitiques et les changements politiques soudains sont plus difficiles \u00e0 quantifier. Les \u00e9quipes de projet peuvent avoir du mal \u00e0 \u00e9valuer la probabilit\u00e9 de l\u2019instauration de nouveaux droits de douane sur l\u2019acier, d\u2019interruptions prolong\u00e9es dans l\u2019approvisionnement en panneaux de fa\u00e7ade ou de hausses brutales des prix des carburants. L\u2019int\u00e9gration de ces incertitudes dans les mod\u00e8les classiques peut r\u00e9duire leur pr\u00e9cision et donner l\u2019impression que les projets deviennent de plus en plus inabordables.<\/p><p class=\"wp-block-paragraph\">La mod\u00e9lisation de sc\u00e9narios r\u00e9pond \u00e0 ce d\u00e9fi en examinant toute une s\u00e9rie de r\u00e9sultats plausibles plut\u00f4t que de se fonder uniquement sur des probabilit\u00e9s tir\u00e9es d'\u00e9v\u00e9nements pass\u00e9s.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bb26b0c e-flex e-con-boxed e-con e-parent\" data-id=\"bb26b0c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad81ae4 elementor-widget elementor-widget-spacer\" data-id=\"ad81ae4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c8ce47 elementor-widget elementor-widget-text-editor\" data-id=\"1c8ce47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-heading\"><strong>Renforcer la prise de d\u00e9cision gr\u00e2ce \u00e0 la mod\u00e9lisation de sc\u00e9narios<\/strong><\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7eea62a elementor-widget elementor-widget-text-editor\" data-id=\"7eea62a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Les organisations peuvent renforcer leur capacit\u00e9 \u00e0 faire face \u00e0 l'incertitude en int\u00e9grant plusieurs pratiques dans la planification de leurs projets et de leur portefeuille.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8952d65 elementor-widget elementor-widget-text-editor\" data-id=\"8952d65\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4>S\u00e9lection d'un sc\u00e9nario<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb95eb2 elementor-widget elementor-widget-text-editor\" data-id=\"cb95eb2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">Les \u00e9quipes doivent d\u00e9finir des sc\u00e9narios cr\u00e9dibles, tant les meilleurs que les pires, en s'appuyant sur les analyses disponibles, les avis d'experts et l'app\u00e9tit pour le risque de l'organisation. Il est particuli\u00e8rement important de d\u00e9finir un sc\u00e9nario catastrophe cr\u00e9dible : une hypoth\u00e8se trop pessimiste peut entra\u00eener des mesures d'att\u00e9nuation disproportionnellement co\u00fbteuses, tandis qu'une hypoth\u00e8se trop optimiste expose les projets \u00e0 des risques.<\/p><p class=\"wp-block-paragraph\">La comparaison de plusieurs analyses et l'\u00e9valuation des niveaux de confiance peuvent aider les dirigeants \u00e0 d\u00e9terminer quels sc\u00e9narios justifient une pr\u00e9paration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efbe889 elementor-widget elementor-widget-text-editor\" data-id=\"efbe889\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-paragraph\">\u00c9valuation des risques au niveau du portefeuille<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a68e78 elementor-widget elementor-widget-text-editor\" data-id=\"3a68e78\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">Les perturbations mondiales n'affectent que rarement un seul projet. Une p\u00e9nurie d'acier, par exemple, peut entra\u00eener une hausse des co\u00fbts et retarder plusieurs projets au sein d'une m\u00eame entreprise.<\/p><p class=\"wp-block-paragraph\">L'\u00e9valuation des risques \u00e0 l'\u00e9chelle de l'ensemble d'un portefeuille aide les organisations \u00e0 comprendre les liens entre les diff\u00e9rents impacts et \u00e0 coordonner les mesures d'att\u00e9nuation. Cela peut notamment passer par l'achat ou la constitution de stocks centralis\u00e9s de mat\u00e9riaux essentiels, l'affectation de ressources \u00e0 des projets prioritaires et la prise de d\u00e9cisions concernant la gestion des retards \u00e0 l'\u00e9chelle du portefeuille. Une r\u00e9ponse coordonn\u00e9e permet de r\u00e9duire l'exposition globale et de mieux exploiter les ressources disponibles.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-268a8c2 elementor-widget elementor-widget-text-editor\" data-id=\"268a8c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-paragraph\">Tests de r\u00e9sistance<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d52045 elementor-widget elementor-widget-text-editor\" data-id=\"8d52045\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">Au lieu de se contenter de se demander quel serait le co\u00fbt d'un sc\u00e9nario catastrophe, les chefs de projet devraient d\u00e9terminer \u00e0 quel degr\u00e9 de gravit\u00e9 un \u00e9v\u00e9nement devrait atteindre pour que le projet perde sa viabilit\u00e9 commerciale.<\/p><p class=\"wp-block-paragraph\">Cela permet d'identifier les points de basculement pour des d\u00e9cisions telles que la soumission d'offres pour des march\u00e9s, la suspension des activit\u00e9s sur un chantier ou l'obtention de cr\u00e9dits suppl\u00e9mentaires. Si la hausse des co\u00fbts des mat\u00e9riaux et du carburant peut \u00eatre g\u00e9rable sur un projet donn\u00e9, elle peut en rendre un autre d\u00e9ficitaire. La compr\u00e9hension de ces seuils permet aux entreprises d'agir avant que la situation ne se d\u00e9t\u00e9riore davantage.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b7e1bf elementor-widget elementor-widget-text-editor\" data-id=\"4b7e1bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-paragraph\">Arbres de d\u00e9cision et seuils d'alerte pr\u00e9coce<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-559c196 elementor-widget elementor-widget-text-editor\" data-id=\"559c196\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">Des plans d'intervention pr\u00e9\u00e9tablis peuvent aider les organisations \u00e0 r\u00e9agir rapidement lorsque la situation \u00e9volue. Parmi les facteurs d\u00e9clencheurs, on peut citer le d\u00e9passement d'un seuil d\u00e9fini pour les prix des mati\u00e8res premi\u00e8res ou l'atteinte d'un niveau critique par les d\u00e9lais de livraison des fournisseurs.<\/p><p class=\"wp-block-paragraph\">Une analyse r\u00e9guli\u00e8re de l'environnement est essentielle pour s'assurer que les hypoth\u00e8ses restent d'actualit\u00e9 et que les plans d'intervention tiennent compte de l'\u00e9volution des conditions du march\u00e9.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a5aba38 elementor-widget elementor-widget-text-editor\" data-id=\"a5aba38\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-paragraph\">\u00c9valuation des r\u00e9percussions plus larges<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4563528 elementor-widget elementor-widget-text-editor\" data-id=\"4563528\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">La mod\u00e9lisation de sc\u00e9narios ne doit pas se limiter aux seuls co\u00fbts et au calendrier. Les perturbations peuvent \u00e9galement avoir des r\u00e9percussions sur la disponibilit\u00e9 du personnel, les relations avec les fournisseurs et la r\u00e9putation de l'entreprise. Ces cons\u00e9quences prennent une importance particuli\u00e8re lorsque plusieurs projets sont expos\u00e9s au m\u00eame \u00e9v\u00e9nement.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-64b5a73 e-flex e-con-boxed e-con e-parent\" data-id=\"64b5a73\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7aef32c elementor-widget elementor-widget-spacer\" data-id=\"7aef32c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e30da6 elementor-widget elementor-widget-text-editor\" data-id=\"7e30da6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4 class=\"wp-block-heading\"><strong>Des risques li\u00e9s aux projets \u00e0 la r\u00e9silience \u00e0 l'\u00e9chelle de l'entreprise<\/strong><\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b302110 elementor-widget elementor-widget-text-editor\" data-id=\"b302110\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"wp-block-paragraph\">La mod\u00e9lisation de sc\u00e9narios peut \u00e9galement modifier la mani\u00e8re dont les organisations \u00e9valuent les investissements dans les mesures d'att\u00e9nuation. Des mesures qui semblent trop co\u00fbteuses pour un projet isol\u00e9 peuvent s'av\u00e9rer justifi\u00e9es d'un point de vue commercial lorsqu'elles sont \u00e9valu\u00e9es \u00e0 l'\u00e9chelle d'un portefeuille complet.<\/p><p class=\"wp-block-paragraph\">Des solutions telles que l'achat d'\u00e9quipements plut\u00f4t que leur location, la constitution de stocks de mat\u00e9riaux essentiels ou l'augmentation du fonds de roulement peuvent offrir une protection plus \u00e9tendue lorsque les risques affectent plusieurs projets simultan\u00e9ment.<\/p><p class=\"wp-block-paragraph\">Traditionnellement, de nombreuses entreprises du secteur de la construction et des infrastructures ont abord\u00e9 la gestion des risques selon une approche ascendante, en se concentrant sur des \u00e9v\u00e9nements isol\u00e9s et leur impact sur des projets sp\u00e9cifiques. Dans un environnement de plus en plus instable, la combinaison d\u2019une mod\u00e9lisation classique des risques et d\u2019une planification par sc\u00e9narios peut offrir une vision plus compl\u00e8te des issues possibles.<\/p><p class=\"wp-block-paragraph\">L'objectif n'est pas de pr\u00e9voir chaque perturbation, mais de comprendre comment diff\u00e9rents sc\u00e9narios pourraient affecter les projets, d'identifier \u00e0 quel moment il est n\u00e9cessaire d'agir et de pr\u00e9parer des r\u00e9ponses avant qu'une crise ne s'aggrave. Pour les chefs de projet, la question cruciale n'est plus de savoir si une nouvelle perturbation se produira, mais si leurs organisations seront pr\u00eates \u00e0 y faire face.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e2c6573 elementor-widget elementor-widget-spacer\" data-id=\"e2c6573\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7416aef e-flex e-con-boxed e-con e-parent\" data-id=\"7416aef\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0baafe9 elementor-widget elementor-widget-text-editor\" data-id=\"0baafe9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>&gt; <a href=\"https:\/\/www.constructionweekonline.com\/analysis\/accuracy-forecasting-project-outcomes?utm_medium=email&amp;utm_medium=email&amp;utm_campaign=NEWS%20Dubai%20RTAs%20Mattar%20Al%20Tayer%20announces%20plans%20for%20underground%20transport%20network%20061247%20AM&amp;utm_content=NEWS%20Dubai%20RTAs%20Mattar%20Al%20Tayer%20announces%20plans%20for%20underground%20transport%20network%20061247%20AM+CID_115f9886ed2ccb639982c3620adab340&amp;utm_source=Newsletters&amp;utm_term=Scenario%20modelling%20Accuracy%20on%20forecasting%20project%20outcomes%20in%20times%20of%20great%20uncertainty\" target=\"_blank\" rel=\"noopener\">Cliquez ici pour lire l'article sur le site web de Construction Week.<\/a><\/p><p>&gt; <a href=\"https:\/\/www.accuracy.com\/fr\/scenario-modelling-forecasting-project-outcomes-in-times-of-great-uncertain\/\" target=\"_blank\" rel=\"noopener\">D\u00e9couvrez l'analyse compl\u00e8te ici.\u00a0<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-69136d0 e-flex e-con-boxed e-con e-parent\" data-id=\"69136d0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-411b2d7 elementor-widget elementor-widget-spacer\" data-id=\"411b2d7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ea256b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6ea256b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d493ca6 elementor-widget elementor-widget-text-editor\" data-id=\"d493ca6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-76c5b4b elementor-widget elementor-widget-text-editor\" data-id=\"76c5b4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\"><p><strong><a href=\"https:\/\/www.accuracy.com\/fr\/equipe\/mathew-hazenberg\/\" target=\"_blank\" rel=\"noopener\">Mathew Hazenberg<\/a> \u2013 Directeur, Accuracy<br \/><\/strong>Mod\u00e9lisation de sc\u00e9narios : pr\u00e9cision des pr\u00e9visions concernant les r\u00e9sultats des projets en p\u00e9riode de grande incertitude<br \/><br \/><\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d8bc11 elementor-widget elementor-widget-spacer\" data-id=\"1d8bc11\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Scenario modelling can change how organisations evaluate investment in mitigation. Measures that appear too expensive for a single project may become commercially justified when assessed across an entire portfolio. Large-scale construction and infrastructure projects have long struggled with the gap between forecasts and reality. Cost and schedule overruns of 30% to 50% are not uncommon, [&hellip;]<\/p>\n","protected":false},"author":63,"featured_media":67885,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[58,121],"tags":[],"class_list":["post-69073","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-united-arab-emirates"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Scenario modelling: Accuracy on forecasting project outcomes in times of great uncertainty - Accuracy<\/title>\n<meta name=\"description\" content=\"Scenario modelling can change how organisations evaluate investment in mitigation. 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