{"id":3765,"date":"2022-01-21T12:58:00","date_gmt":"2022-01-21T12:58:00","guid":{"rendered":"http:\/\/217.144.56.49\/~buildext\/bim-levels\/"},"modified":"2024-09-03T07:52:50","modified_gmt":"2024-09-03T07:52:50","slug":"bim-levels","status":"publish","type":"post","link":"https:\/\/buildext.com\/en\/bim-levels\/","title":{"rendered":"What are the BIM levels?"},"content":{"rendered":"\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\" id=\"bimlevels\">BIM levels<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BIM levels indicate the level of cooperation between the project participants, which shows how &#8220;mature&#8221; the <a href=\"https:\/\/buildext.com\/en\/bim\/\" target=\"_blank\" data-type=\"page\" data-id=\"14333\" rel=\"noreferrer noopener\">BIM workflow<\/a> is: as the cooperation between the different actors increases, the more efficiently and integrally the information content of the model is used.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There are currently four different levels of BIM maturity:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#bim0level\" data-type=\"internal\" data-id=\"#bim0level\">Level 0 BIM <\/a> (low level of cooperation)<\/li>\n\n\n\n<li><a href=\"#bim1level\" data-type=\"internal\" data-id=\"#bim1level\">Level 1 BIM <\/a> (partial cooperation)<\/li>\n\n\n\n<li><a href=\"#bim2level\" data-type=\"internal\" data-id=\"#bim2level\" target=\"_blank\" rel=\"noreferrer noopener\">Level 2 BIM <\/a> (full cooperation)<\/li>\n\n\n\n<li><a href=\"#bim3level\" data-type=\"internal\" data-id=\"#bim3level\" target=\"_blank\" rel=\"noreferrer noopener\">Level 3 BIM <\/a> (full integration)<\/li>\n\n\n\n<li><a href=\"#bim4level\" data-type=\"internal\" data-id=\"#bim4level\" target=\"_blank\" rel=\"noreferrer noopener\">Level 4 BIM <\/a><\/li>\n<\/ul>\n\n\n\n<div style=\"height:246px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1073\" height=\"1920\" src=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-1073x1920.jpg\" alt=\"Letsbuild's diagram shows the content of the different BIM levels and their associated BIM dimensions on a timeline\" class=\"wp-image-3707\" srcset=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-1073x1920.jpg 1073w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-168x300.jpg 168w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-768x1375.jpg 768w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-858x1536.jpg 858w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-1144x2048.jpg 1144w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-infografika-letsbuild-scaled.jpg 1430w\" sizes=\"(max-width: 1073px) 100vw, 1073px\" \/><figcaption class=\"wp-element-caption\">BIM levels (source: <a href=\"https:\/\/www.letsbuild.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">LetsBuild<\/a>)<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"bim0level\">Level 0 BIM (low level of cooperation) <\/h2>\n\n<p class=\"wp-block-paragraph\">At level zero there is virtually no cooperation between project actors, no use of information models, and no information sharing. This workflow is focused on the first four phases of the international <a href=\"https:\/\/www.architecture.com\/knowledge-and-resources\/resources-landing-page\/riba-plan-of-work\" target=\"_blank\" rel=\"noreferrer noopener\">RIBA work plan<\/a>, with only <a href=\"https:\/\/buildext.com\/en\/problem-with-designing-in-hungary\/#design20\" target=\"_blank\" rel=\"noreferrer noopener\">2D design<\/a>, the primary purpose of which is usually limited to the design of building elements and paper documentation.<\/p>\n\n<p class=\"wp-block-paragraph\">The industry is much further ahead and moving towards a more collaborative approach.<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1633\" height=\"355\" src=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/RIBA-Plan-of-work-2020-2-sor-BIM-0-szint.jpg\" alt=\"\" class=\"wp-image-3711\" srcset=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/RIBA-Plan-of-work-2020-2-sor-BIM-0-szint.jpg 1633w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/RIBA-Plan-of-work-2020-2-sor-BIM-0-szint-300x65.jpg 300w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/RIBA-Plan-of-work-2020-2-sor-BIM-0-szint-768x167.jpg 768w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/RIBA-Plan-of-work-2020-2-sor-BIM-0-szint-1536x334.jpg 1536w\" sizes=\"(max-width: 1633px) 100vw, 1633px\" \/><figcaption class=\"wp-element-caption\">The RIBA (Royal Institute of British Architects) is a scheme of work that has provided a framework for design and construction at key stages of a project since the 1960s. (Source: <a href=\"https:\/\/www.architecture.com\/knowledge-and-resources\/resources-landing-page\/riba-plan-of-work\" target=\"_blank\" rel=\"noreferrer noopener\">Architecture.com<\/a>)<\/figcaption><\/figure>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"bim1level\">Level 1 BIM (partial cooperation) <\/h2>\n\n<p class=\"wp-block-paragraph\">It is a kind of <a href=\"https:\/\/buildext.com\/en\/problem-with-designing-in-hungary\/#design30\" data-type=\"URL\" data-id=\"https:\/\/buildext.com\/mi-a-gond-a-tervezessel-magyarorszagon\/#design30\" target=\"_blank\" rel=\"noreferrer noopener\">mix<\/a> of new and traditional design workflow: the concept design is now in 3D, but the licensing and production plans are still in 2D. The CAD standards are managed in accordance with BS 1192:2007 (which governs the production and dissemination of construction information) and the digital dissemination of data is also managed by the builder from a common data environment (<a href=\"https:\/\/buildext.com\/en\/what-is-bep-eir-cde\/#cde\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/buildext.com\/mi-a-bep-eir-cde\/#cde\" rel=\"noreferrer noopener\">CDE<\/a>).<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-group alignwide is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"cover-mobile-p has-white-color has-black-background-color has-text-color has-background has-large-font-size wp-block-paragraph\"><strong>But the model is not yet shared with the stakeholders! <\/strong><\/p>\n<\/div>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Most BIM architects already know this level.<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1271\" height=\"613\" src=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/klasszikus-informaciomegosztas-vs-kozos-adatkornyezet.jpg\" alt=\"\" class=\"wp-image-3713\" srcset=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/klasszikus-informaciomegosztas-vs-kozos-adatkornyezet.jpg 1271w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/klasszikus-informaciomegosztas-vs-kozos-adatkornyezet-300x145.jpg 300w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/klasszikus-informaciomegosztas-vs-kozos-adatkornyezet-768x370.jpg 768w\" sizes=\"(max-width: 1271px) 100vw, 1271px\" \/><\/figure>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"bim2level\">Level 2 BIM (full collaboration) <\/h2>\n\n<p class=\"wp-block-paragraph\">In Level 2 BIM, there is already coordinated collaboration and information sharing between project stakeholders. <\/p>\n\n<p class=\"wp-block-paragraph\">The designers work in separate CAD models in different software environments, so in the process, they create several &#8220;clay models&#8221; of different sections, which are very similar but differ in many details and contain many geometric clashes. These are exported using a common file format (IFC or COBie), then merged together; imported, data cleaned, errors reconciled and corrected to create new ones, and finally, through several iterations, the models are combined to create a single model.<\/p>\n\n<p class=\"wp-block-paragraph\">This process is a huge improvement compared to the previous ones, but it still contains a lot of errors and unnecessary rework, such as information loss in data migration, which is a major obstacle to high levels of automation and efficient work.<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-cover is-light offset-text-left\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><img decoding=\"async\" width=\"1024\" height=\"683\" class=\"wp-block-cover__image-background wp-image-3715\" alt=\"\" src=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/agyagmodell-BIM-2-szint.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/agyagmodell-BIM-2-szint.jpg 1024w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/agyagmodell-BIM-2-szint-300x200.jpg 300w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/agyagmodell-BIM-2-szint-768x512.jpg 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-left cover-mobile-p has-white-color has-black-background-color has-text-color has-background has-large-font-size wp-block-paragraph\"><strong>The sectional \u2018clay models\u2019 are made separately and then occasionally molded to compare<\/strong> <\/p>\n<\/div><\/div>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"bim3level\">Level 3 BIM (full integration) <\/h2>\n\n<p class=\"wp-block-paragraph\">The third level represents the pinnacle of construction technology available today. The main goal here is to achieve full integration of information (iBIM) in a cloud-based environment, with a single, collaborative, shared common model available to all project participants.<\/p>\n\n<p class=\"wp-block-paragraph\">The model can be edited and\/or supplemented with additional information by the project team, including dimensions related to time (<a href=\"https:\/\/buildext.com\/en\/bim-dimenziok-2-2\/#8DBIM\">4D BIM<\/a>), cost (<a href=\"https:\/\/buildext.com\/en\/bim-dimenziok-2-2\/#8DBIM\">5D BIM<\/a>), sustainability (<a href=\"https:\/\/buildext.com\/en\/bim-dimenziok-2-2\/#6DBIM\">6D BIM<\/a>) through simulations and energy analysis, and finally building operation (<a href=\"https:\/\/buildext.com\/en\/bim-dimenziok-2-2\/#8DBIM\">7D BIM<\/a>).<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"1920\" height=\"1080\" src=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/BIM-3-szint.gif\" alt=\"\" class=\"wp-image-3719\"\/><\/figure>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\" id=\"bim4level\">Level 4 BIM <\/h2>\n\n<p class=\"wp-block-paragraph\">So, very roughly speaking, levels 1 and 2 of BIM cover the design and construction of the model, while level 3 covers the operation and integration of information into the overall digital lifecycle of the building.   <\/p>\n\n<p class=\"wp-block-paragraph\">If we want to go beyond the walls of the facility with BIM, we are already getting to the social dimension, to sustainability, to smart cities.<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-cover alignfull is-light\" style=\"min-height:100vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><img decoding=\"async\" width=\"1817\" height=\"1153\" class=\"wp-block-cover__image-background wp-image-2988\" alt=\"\" src=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/smart-city-background-future.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/smart-city-background-future.jpg 1817w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/smart-city-background-future-300x190.jpg 300w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/smart-city-background-future-768x487.jpg 768w, https:\/\/buildext.com\/wp-content\/uploads\/2022\/07\/smart-city-background-future-1536x975.jpg 1536w\" sizes=\"(max-width: 1817px) 100vw, 1817px\" \/><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-left cover-mobile-p has-white-color has-black-background-color has-text-color has-background has-large-font-size wp-block-paragraph\"><strong>In the new era of data, BIM goes well beyond itself and should not be thought of as \u201cjust\u201d a construction toolkit, but as a useful part of a much larger ecosystem.<\/strong><\/p>\n<\/div><\/div>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">It will be a galaxy in a super galaxy, one of many processes and technologies that synchronize with each other and together improve the operation of assets and the overall welfare of society, so this level &#8211; according to an Oxford study, at least at the definition level &#8211; will not be distinguished by itself because it cannot be classified as one of the above under the current BIM leveling logic.<\/p>\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-default\"\/>\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-group alignwide is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"cover-mobile-p has-white-color has-black-background-color has-text-color has-background has-large-font-size wp-block-paragraph\"><strong>BIM is therefore fundamental to the way the architect office and the project work.<\/strong> <\/p>\n<\/div>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">It is not just software, nor is it a new business, but a workflow that takes into account the <a href=\"https:\/\/buildext.com\/en\/bim\/\" data-type=\"page\" data-id=\"14333\">whole lifecycle of the building<\/a>, affecting all the actors involved in the project.<\/p>\n\n<p class=\"wp-block-paragraph\">The power of BIM can be harnessed throughout the lifecycle of a building, delivering huge efficiency benefits. To do this, of course, we need to know what we want to use the information for in which of the many phases, <a href=\"https:\/\/buildext.com\/en\/bim-objectives\/\" data-type=\"post\" data-id=\"3870\">what our goals are<\/a>, whether we want to help with the construction, control the quality, or whether we need a digital twin at the end of the project.<\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-group has-background is-layout-flow wp-block-group-is-layout-flow\" style=\"background-color:#ebebeb\">\n<h2 class=\"wp-block-heading\">BIM terms<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/buildext.com\/en\/bim-objectives\/\" target=\"_blank\" rel=\"noreferrer noopener\">BIM objectives<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buildext.com\/en\/bim-dimensions\/\" target=\"_blank\" rel=\"noreferrer noopener\">BIM dimensions<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buildext.com\/en\/bim-levels\/\" target=\"_blank\" rel=\"noreferrer noopener\">BIM levels<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buildext.com\/en\/what-is-bep-eir-cde\/\" target=\"_blank\" rel=\"noreferrer noopener\">BEP, EIR, CDE<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buildext.com\/en\/what-is-lod-loi-log-loin\/\" target=\"_blank\" rel=\"noreferrer noopener\">LOD, LOI, LOG, LOIN<\/a><\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>BIM levels indicate the level of collaboration between project participants, i.e. how &#8220;mature&#8221; the BIM workflow is.<\/p>\n","protected":false},"author":2,"featured_media":14559,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[53],"tags":[239,228,229,198,200,230,353],"class_list":["post-3765","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wiki-en","tag-bim-dimensions","tag-bim-levels","tag-bim-workflow-en","tag-cde-en","tag-design-4-0","tag-ifc-en","tag-wiki-en"],"_links":{"self":[{"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/posts\/3765","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/comments?post=3765"}],"version-history":[{"count":29,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/posts\/3765\/revisions"}],"predecessor-version":[{"id":15367,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/posts\/3765\/revisions\/15367"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/media\/14559"}],"wp:attachment":[{"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/media?parent=3765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/categories?post=3765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/buildext.com\/en\/wp-json\/wp\/v2\/tags?post=3765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}