{"id":1871,"date":"2025-05-10T20:05:36","date_gmt":"2025-05-10T18:05:36","guid":{"rendered":"https:\/\/alvid-consulting.com\/?p=1871"},"modified":"2026-04-12T16:43:06","modified_gmt":"2026-04-12T14:43:06","slug":"planning-vs-opc-in-a-project-two-distinct-but-complementary-contractual-functions","status":"publish","type":"post","link":"https:\/\/alvid-consulting.com\/en\/planning-scheduling\/planning-vs-opc-dans-un-projet-deux-fonctions-contractuelles-distinctes-mais-complementaires\/","title":{"rendered":"Planning vs. OPC in a project: two distinct but complementary contractual functions"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"1871\" class=\"elementor elementor-1871\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17b03b9 e-flex e-con-boxed e-con e-parent\" data-id=\"17b03b9\" 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-0071f00 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"0071f00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Planning vs. OPC in a project: two distinct but complementary contractual functions<\/h2>\t\t\t\t<\/div>\n\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-eda15a2 e-flex e-con-boxed e-con e-parent\" data-id=\"eda15a2\" 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<div class=\"elementor-element elementor-element-8c42cf3 e-con-full e-flex e-con e-child\" data-id=\"8c42cf3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c882475 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c882475\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Introduction :<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c5becb elementor-widget elementor-widget-text-editor\" data-id=\"1c5becb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"article-editor-content__paragraph\">In project management, particularly in the fields of construction, industry and energy, two functions are often confused, or even wrongly merged in contracts: <strong>Planning function<\/strong> and the\u2019<strong>OPC (Ordering, Control and Coordination)<\/strong>.<\/p><p class=\"article-editor-content__paragraph article-editor-content__has-focus\">At <a class=\"article-editor-content__link article-editor-content__link\" href=\"https:\/\/alvid-consulting.com\/en\/\" rel=\"noopener noreferrer\"><strong>Alvid Consulting<\/strong><\/a>, We regularly intervene to clarify these roles in complex projects, and secure their proper operational and contractual deployment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d263ba0 elementor-widget elementor-widget-image\" data-id=\"d263ba0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/alvid-consulting.com\/wp-content\/uploads\/2025\/05\/Pl-vs-OPC.png\" class=\"attachment-full size-full wp-image-1872\" alt=\"\" srcset=\"https:\/\/alvid-consulting.com\/wp-content\/uploads\/2025\/05\/Pl-vs-OPC.png 1024w, https:\/\/alvid-consulting.com\/wp-content\/uploads\/2025\/05\/Pl-vs-OPC-300x169.png 300w, https:\/\/alvid-consulting.com\/wp-content\/uploads\/2025\/05\/Pl-vs-OPC-768x432.png 768w, https:\/\/alvid-consulting.com\/wp-content\/uploads\/2025\/05\/Pl-vs-OPC-18x10.png 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bb8b9ee e-con-full e-flex e-con e-child\" data-id=\"bb8b9ee\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7b61b82 elementor-widget elementor-widget-text-editor\" data-id=\"7b61b82\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 class=\"article-editor-content__heading article-editor-content__has-focus\">Two missions very different in nature<\/h3><ul><li><strong>Planning<\/strong> is a <strong>technical and strategic function<\/strong>. It consists of <strong>model task sequences<\/strong>, \u00e0 <strong>analyze critical paths<\/strong>, \u00e0 <strong>manage resources<\/strong> and <strong>anticipating drift<\/strong> of the project. The planner works with tools such as <strong>Primavera P6,<\/strong>, <strong>MS Project<\/strong> or <strong>Tilos<\/strong>.<\/li><li class=\"article-editor-content__paragraph\">L\u2019<strong>OPC<\/strong>, for its part, is a <strong>field mission<\/strong>, \u00e0 <strong>strong operational and interfaced dimension<\/strong>. The OPC is more than just a Gantt chart. It <strong>coordinates companies, anticipates interface conflicts<\/strong>, and above all, <strong>steers the project through the implementation phase<\/strong>, day by day.<\/li><\/ul><p>\u00a0<\/p><p class=\"article-editor-content__paragraph\">In the drafting of contractual documents (CCTP, MOE contracts, DCE, etc.), he is <strong>fundamental to distinguish<\/strong> :<\/p><h3 class=\"article-editor-content__heading\">1. Scope of responsibilities<\/h3><figure class=\"article-editor-figure-image\" data-id=\"6fd47a73-5696-4867-86c2-4fa4947ec90c\"><div class=\"article-editor-inline-image__container article-editor-inline-image__container--full-width\" contenteditable=\"false\"><div class=\"article-editor-content__element-overlay\"><div class=\"article-editor-inline-image__buttons\"><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Zoom out<\/div><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Modify photo<\/div><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Delete photo<\/div><\/div><\/div><p><img decoding=\"async\" class=\"article-editor-inline-image__image\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D4E12AQGqGR2tauczzA\/article-inline_image-shrink_400_744\/B4EZZGqg7iHcAY-\/0\/1744942272598?e=1752105600&amp;v=beta&amp;t=Gz3KQ4U8RbVWh-bocTft9NPhgtp5bzGL8j7nQbV2Bcc\" alt=\"\" \/><\/p><\/div><figcaption class=\"article-editor-figure-caption is-empty\" data-placeholder=\"Ajoutez un sous-titre (facultatif)\" aria-label=\"Add a subtitle (optional)\"><\/figcaption><\/figure><h3 class=\"article-editor-content__heading\">2. Scope of intervention<\/h3><figure class=\"article-editor-figure-image\" data-id=\"c049c821-6d5b-4fcf-8c23-3660c34e4aed\"><div class=\"article-editor-inline-image__container article-editor-inline-image__container--full-width\" contenteditable=\"false\"><div class=\"article-editor-content__element-overlay\"><div class=\"article-editor-inline-image__buttons\"><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Zoom out<\/div><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Modify photo<\/div><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Delete photo<\/div><\/div><\/div><p><img decoding=\"async\" class=\"article-editor-inline-image__image\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D4E12AQEodCijb7P2NA\/article-inline_image-shrink_400_744\/B4EZZGqXChGYAc-\/0\/1744942232100?e=1752105600&amp;v=beta&amp;t=ZwZQ7IwOEIxWsH91wSCFiLg_GKohUmQzM0CxZyEocsg\" alt=\"\" \/><\/p><\/div><figcaption class=\"article-editor-figure-caption is-empty\" data-placeholder=\"Ajoutez un sous-titre (facultatif)\" aria-label=\"Add a subtitle (optional)\"><\/figcaption><\/figure><h3 class=\"article-editor-content__heading\">3. Deliverables<\/h3><figure class=\"article-editor-figure-image\" data-id=\"e22ded7a-bf34-4a0d-81b2-a1d10de63e23\"><div class=\"article-editor-inline-image__container article-editor-inline-image__container--full-width\" contenteditable=\"false\"><div class=\"article-editor-content__element-overlay\"><div class=\"article-editor-inline-image__buttons\"><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Zoom out<\/div><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Modify photo<\/div><div class=\"resize-image-control-button-tooltip resize-image-control-button-tooltip--hidden\">Delete photo<\/div><\/div><\/div><p><img decoding=\"async\" class=\"article-editor-inline-image__image\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D4E12AQHcuQJmeplmVw\/article-inline_image-shrink_400_744\/B4EZZGqEkbHMAY-\/0\/1744942156447?e=1752105600&amp;v=beta&amp;t=OoNv0YtzR2IgUrpHgp2aFcKaTMh9yUnGqlDI8-YNGbI\" alt=\"\" \/><\/p><\/div><p>\u00a0<\/p><figcaption class=\"article-editor-figure-caption is-empty\" data-placeholder=\"Ajoutez un sous-titre (facultatif)\" aria-label=\"Add a subtitle (optional)\"><\/figcaption><\/figure><h3 class=\"article-editor-content__heading\">Complementarity, the key to project success<\/h3><p class=\"article-editor-content__paragraph\">Too often, we find that <strong>confusing the two roles<\/strong> leads to problematic situations:<\/p><ul class=\"article-editor-content__bullet-list\"><li class=\"article-editor-content__list-item\"><p class=\"article-editor-content__paragraph\"><strong>Unanticipated delays<\/strong> for lack of active field coordination; ;<\/p><\/li><li class=\"article-editor-content__list-item\"><p class=\"article-editor-content__paragraph\"><strong>Unrealistic schedules<\/strong> because they were drawn up without detailed knowledge of the operational phasing; ;<\/p><\/li><li class=\"article-editor-content__list-item\"><p class=\"article-editor-content__paragraph\"><strong>Diluted responsibilities<\/strong> between MOE, AMO, OPC and contractors.<\/p><\/li><\/ul><p>\u00a0<\/p><p class=\"article-editor-content__paragraph\"><strong>Our advice: clearly separate the two tasks in contracts<\/strong>, The two functions work closely together.<\/p><p>\u00a0<\/p><h3 class=\"article-editor-content__heading\">The Alvid Consulting Approach<\/h3><p class=\"article-editor-content__paragraph\">At <strong>Alvid Consulting<\/strong>, we advocate a <strong>dual and integrated approach<\/strong> :<\/p><ul class=\"article-editor-content__bullet-list\"><li class=\"article-editor-content__list-item\"><p class=\"article-editor-content__paragraph\">Our <strong>planners<\/strong> build robust, structured and dynamic schedules in Primavera P6 or MS Project.<\/p><\/li><li class=\"article-editor-content__list-item\"><p class=\"article-editor-content__paragraph\">Our <strong>OPC coordinators<\/strong> ensure fine-tuned task synchronization and operational consistency in the field.<\/p><\/li><\/ul><p class=\"article-editor-content__paragraph\">We <strong>advising owners and contractors<\/strong> on the contractual structuring of OPC vs. Planning responsibilities, and intervene in <strong>audit, reinforcement or overall management<\/strong>.<\/p><p>\u00a0<\/p><h3 class=\"article-editor-content__heading\">In conclusion<\/h3><p class=\"article-editor-content__paragraph\">The <strong>Planning<\/strong> is the <strong>GPS<\/strong> of the project.<\/p><p>\u00a0<\/p><p class=\"article-editor-content__paragraph\">L\u2019<strong>OPC<\/strong> is the <strong>experienced driver<\/strong>, who knows how to avoid traffic jams.<\/p><p>\u00a0<\/p><p class=\"article-editor-content__paragraph\"><strong>Both are essential to delivering your projects on time, on budget, and in line with contractual commitments.<\/strong><\/p><p>\u00a0<\/p><p class=\"article-editor-content__paragraph\"><strong>Would you like to structure your project or call for tenders with clarity on these functions?<\/strong> Contact <a class=\"article-editor-content__link article-editor-content__link\" href=\"https:\/\/alvid-consulting.com\/en\/\" rel=\"noopener noreferrer\"><strong>Alvid Consulting<\/strong><\/a> - Our team is on hand to help you define your needs and secure your project management.<\/p><p>\u00a0<\/p><p class=\"article-editor-content__paragraph\"><a class=\"article-editor-content__link article-editor-content__link\" href=\"mailto:contact@alvid-consulting.com\" rel=\"noopener noreferrer\">contact@alvid-consulting.com<\/a><\/p><p class=\"article-editor-content__paragraph\"><a class=\"article-editor-content__link article-editor-content__link\" href=\"https:\/\/alvid-consulting.com\/en\/\" rel=\"noopener noreferrer\">www.alvid-consulting.com<\/a><\/p><p class=\"article-editor-content__paragraph\"><a class=\"article-editor-content__link article-editor-content__link\" href=\"https:\/\/alvid-consulting.com\/en\/fr_fr\/expertise-en-gestion-de-projets-et-conseil\/\" rel=\"noopener noreferrer\">France &amp; 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[&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1872,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,26,29],"tags":[],"class_list":["post-1871","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-contract","category-p6","category-planning-scheduling"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Planning vs OPC dans un projet : deux fonctions contractuelles distinctes, mais compl\u00e9mentaires - Alvid Consulting<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/alvid-consulting.com\/en\/p6\/planning-vs-opc-in-a-project-two-distinct-but-complementary-contractual-functions\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Planning vs OPC dans un projet : deux fonctions contractuelles distinctes, mais compl\u00e9mentaires\" \/>\n<meta property=\"og:description\" content=\"Planning vs OPC dans un projet : deux fonctions contractuelles distinctes, mais compl\u00e9mentaires Introduction : Dans la gestion de projets, notamment dans les domaines du BTP, de l\u2019industrie ou de l\u2019\u00e9nergie, deux fonctions sont souvent confondues, voire fusionn\u00e9es \u00e0 tort dans les contrats : la planification (ou fonction Planning) et l\u2019OPC (Ordonnancement, Pilotage et Coordination). 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