{"id":39135,"date":"2026-06-05T14:41:46","date_gmt":"2026-06-05T12:41:46","guid":{"rendered":"https:\/\/biblus.accasoftware.com\/en\/?p=39135"},"modified":"2026-06-05T14:41:49","modified_gmt":"2026-06-05T12:41:49","slug":"ifc-example-implementation-of-the-ifc-4-4-standard","status":"publish","type":"post","link":"https:\/\/biblus.accasoftware.com\/en\/ifc-example-implementation-of-the-ifc-4-4-standard\/","title":{"rendered":"IFC Example: Implementation of the IFC 4.4 Standard"},"content":{"rendered":"<p class=\"sommario\">Discover an IFC example for tunnels with the IFC 4.4 standard; geometric details, interoperability, and integration with GIS for an advanced openBIM model<\/p>\n<p><!--more--><\/p>\n<p>The implementation of the new IFC 4.4 standard is a great opportunity for the design, construction, and operational management of infrastructures. In this article, we will explore how the technology of <a class=\"textualLink_software-acca-gamma-completa\" href=\"https:\/\/www.accasoftware.com\/en\/aec-collection-software\" target=\"_blank\" rel=\"noopener\">ACCA software<\/a>, in accordance with the reports from buildingSMART International, makes it possible to achieve a <strong>accurate and efficient modeling of tunnels<\/strong> by creating a complete example of an IFC model.<\/p>\n<p>We will see how this process allows for the management of every single component of the tunnel, from geometry to data management, with a focus on how to achieve an IFC example of an openBIM model with accuracy, efficiency, and interoperability.<\/p>\n<p>The IFC example is supported by three important attachments that allow for a detailed exploration of the described content and detailed interaction with the data generated in the example:<\/p>\n<ul>\n<li>IFC example to <a href=\"https:\/\/service.usbim.com\/link\/bOGlTlDDPkFC4MSdNL2neFwb\" target=\"_blank\" rel=\"noopener\">navigate directly online on a cloud-based IFC viewer<\/a>;<\/li>\n<li>buildingSMART International report to <a href=\"https:\/\/biblus.acca.it\/download\/report-buildingsmart-internazional-ifc-tunnel-project-report-wp2-requirements-analysis-report-rar\/?wpdmdl=254789\" target=\"_blank\" rel=\"noopener\">download for free in PDF regarding how to create an IFC example (IFC-Tunnel Project &#8211; Report WP2: Requirements analysis report (RAR))<\/a><\/li>\n<li>the video that illustrates the IFC example and how it was produced.<\/li>\n<\/ul>\n<div class='avia-iframe-wrap'><iframe title=\"Come creare un modello openBIM di un tunnel con IFC 4.4\" width=\"1500\" height=\"844\" src=\"https:\/\/www.youtube.com\/embed\/i6jtHYIHX1E?feature=oembed&#038;enablejsapi=1\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h2 id=\"infrastructure-modeling-a-comprehensive-overview\">Infrastructure Modeling: A Comprehensive Overview<\/h2>\n<p>The implementation of the new <a href=\"https:\/\/biblus.accasoftware.com\/en\/ifc-4-3-standard\/\" target=\"_blank\" rel=\"noopener\">IFC 4.3<\/a> (Industry Foundation Classes) standard aims to improve collaboration between engineers and designers during the various phases of the project. Using the buildingSMART International report, ACCA software has developed an <strong>IFC example<\/strong> that allows for the visualization of a tunnel in every detail and, above all, a model that allows for seeing the IFC 4.3 standard in action.<\/p>\n<div id=\"attachment_254630\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254630\" class=\"size-full wp-image-254630 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-building-Smart-International-for-tunneling-with-IFC-4.3-standard.jpg\" alt=\"Report buildingSmart International for tunneling with the IFC 4.3 standard\" width=\"800\" height=\"452\" \/><p id=\"caption-attachment-254630\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254630 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-building-Smart-International-for-tunneling-with-IFC-4.3-standard.jpg\" alt=\"Report buildingSmart International for tunneling with the IFC 4.3 standard\" width=\"800\" height=\"452\" \/><\/noscript> Report buildingSMART International for tunneling with the IFC 4.3 standard<\/p><\/div>\n<p>The initial phase of the process included the modeling of two different <em>alignments<\/em>: one <strong>for the railway<\/strong> and one <strong>for the tunnel<\/strong> itself.<\/p>\n<div id=\"attachment_254632\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254632\" class=\"size-full wp-image-254632 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Modeling-of-two-different-railway-and-tunnel-alignments.jpg\" alt=\"Modeling of two different alignments: railway and tunnel\" width=\"800\" height=\"448\" \/><p id=\"caption-attachment-254632\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254632 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Modeling-of-two-different-railway-and-tunnel-alignments.jpg\" alt=\"Modeling of two different alignments: railway and tunnel\" width=\"800\" height=\"448\" \/><\/noscript> Modeling of two different alignments: railway and tunnel<\/p><\/div>\n<h2 id=\"the-subdivision-of-the-tunnel-into-special-zones\">The subdivision of the tunnel into special zones<\/h2>\n<p>A fundamental step was to subdivide the tunnel into different special zones. To determine the best structure to use, the report from buildingSMART International was adopted, which proposes <strong>three different scales<\/strong>: large, medium, and small scale.<\/p>\n<div id=\"attachment_254633\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254633\" class=\"size-full wp-image-254633 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-approach-large-scale.jpg\" alt=\"Report buildingSmart International large scale approach\" width=\"800\" height=\"447\" \/><p id=\"caption-attachment-254633\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254633 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-approach-large-scale.jpg\" alt=\"Report buildingSmart International large scale approach\" width=\"800\" height=\"447\" \/><\/noscript> Report buildingSMART International large scale approach<\/p><\/div>\n<div id=\"attachment_254634\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254634\" class=\"size-full wp-image-254634 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-media-scale-approach.jpg\" alt=\"Report buildingSmart International medium scale approach\" width=\"800\" height=\"451\" \/><p id=\"caption-attachment-254634\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254634 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-media-scale-approach.jpg\" alt=\"Report buildingSmart International medium scale approach\" width=\"800\" height=\"451\" \/><\/noscript> Report buildingSMART International medium scale approach<\/p><\/div>\n<div id=\"attachment_39154\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-39154\" class=\"size-full wp-image-39154 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach.jpg\" alt=\"Report buildingSmart International medium scale approach\" width=\"800\" height=\"447\" \/><p id=\"caption-attachment-39154\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-39154 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach.jpg\" alt=\"Report buildingSmart International medium scale approach\" width=\"800\" height=\"447\" srcset=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach.jpg 800w, https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach-300x168.jpg 300w, https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach-768x429.jpg 768w, https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach-705x394.jpg 705w, https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Report-buildingSmart-International-medium-scale-approach-286x160.jpg 286w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/noscript> Report buildingSMART International medium scale approach<\/p><\/div>\n<p>For our practical IFC example, we opted for the <strong>medium scale<\/strong>. This allowed us to divide the tunnel into the following sections:<\/p>\n<ul>\n<li>tunnel portal;<\/li>\n<li>partial thrust behavior;<\/li>\n<li>total thrust behavior.<\/li>\n<\/ul>\n<p>Each part of the tunnel was further divided into &#8220;spaces,&#8221; as suggested by the buildingSmart report, which include <strong>lining<\/strong>, <strong>internal drainage<\/strong>, and <strong>rail spaces<\/strong>. These spaces are further detailed down to specific objects, such as individual tunnel bolts.<\/p>\n<div id=\"attachment_254636\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254636\" class=\"size-full wp-image-254636 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Spaces-modeled-in-the-example-IFC.jpg\" alt=\"Spaces modeled in the IFC example\" width=\"800\" height=\"447\" \/><p id=\"caption-attachment-254636\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254636 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Spaces-modeled-in-the-example-IFC.jpg\" alt=\"Spaces modeled in the IFC example\" width=\"800\" height=\"447\" \/><\/noscript> Spaces modeled in the IFC example<\/p><\/div>\n<div id=\"attachment_254637\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254637\" class=\"wp-image-254637 size-full lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/file-structure-IFC-4.3.jpg\" alt=\"Example of the IFC 4.4 file structure to achieve the geometric and informational detail representation of each entity in the model\" width=\"800\" height=\"449\" \/><p id=\"caption-attachment-254637\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"wp-image-254637 size-full lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/file-structure-IFC-4.3.jpg\" alt=\"Example of the IFC 4.4 file structure to achieve the geometric and informational detail representation of each entity in the model\" width=\"800\" height=\"449\" \/><\/noscript> Example of the IFC 4.4 file structure to achieve the geometric and informational detail representation of each entity in the model<\/p><\/div>\n<p>What is demonstrated with this IFC example is that, thanks to the use of the new IFC 4.4 standard, it is possible to <strong>start from the drawings, create and model the tunnel very accurately<\/strong>. In addition to appreciating the geometric detail, we must not forget that each single object is also <strong>rich in information, with all its properties<\/strong>.<\/p>\n<div id=\"attachment_254638\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254638\" class=\"size-full wp-image-254638 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Geometric-and-Informative-Detail-of-Each-Object.jpg\" alt=\"Geometric and informational detail of each object in the IFC example of the openBIM model\" width=\"800\" height=\"449\" \/><p id=\"caption-attachment-254638\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254638 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Geometric-and-Informative-Detail-of-Each-Object.jpg\" alt=\"Geometric and informational detail of each object in the IFC example of the openBIM model\" width=\"800\" height=\"449\" \/><\/noscript> Geometric and informational detail of each object in the IFC example of the openBIM model<\/p><\/div>\n<h2 id=\"decomposition-approach-and-object-creation\">Decomposition Approach and Object Creation<\/h2>\n<p>To achieve a detailed representation, ACCA has employed a <strong>decomposition-based approach<\/strong>. Each component of the object has been created as an &#8220;assembly of assemblies,&#8221; allowing for very accurate geometry. This approach also provides the possibility of having a <strong>detailed and precise quantity survey<\/strong>.<\/p>\n<div id=\"attachment_254640\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254640\" class=\"size-full wp-image-254640 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Approach-of-object-decomposition.jpg\" alt=\"Object decomposition approach in IFC example creation\" width=\"800\" height=\"448\" \/><p id=\"caption-attachment-254640\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254640 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Approach-of-object-decomposition.jpg\" alt=\"Object decomposition approach in IFC example creation\" width=\"800\" height=\"448\" \/><\/noscript> Object decomposition approach in IFC example creation<\/p><\/div>\n<h2 id=\"modeling-of-drainage-and-new-use-cases\">Modeling of Drainage and New Use Cases<\/h2>\n<p>In addition to the tunnel structure, the <strong>drainage system<\/strong> has also been modeled. Here too, we can see that each individual object has been modeled separately, down to the single bolt of the tunnel.<\/p>\n<div id=\"attachment_254642\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254642\" class=\"size-full wp-image-254642 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Detail-of-drainage-system-modeling.jpg\" alt=\"Detail of drainage system modeling in IFC example\" width=\"800\" height=\"447\" \/><p id=\"caption-attachment-254642\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254642 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Detail-of-drainage-system-modeling.jpg\" alt=\"Detail of drainage system modeling in IFC example\" width=\"800\" height=\"447\" \/><\/noscript> Detail of drainage system modeling in IFC example<\/p><\/div>\n<p>This detailed modeling opens up new usage opportunities, including code checking and clash detection, thus ensuring a <strong>high level of accuracy<\/strong> at every stage of the project.<\/p>\n<h2 id=\"navigation-and-control-of-the-model-from-the-first-floor-to-gis\">Navigation and control of the model: from the first floor to GIS<\/h2>\n<p>One of the most innovative features is the ability to navigate the tunnel in first person to verify the evolution of the construction.<\/p>\n<div id=\"attachment_254643\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254643\" class=\"size-full wp-image-254643 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/First-person-navigation-example-IFC.jpg\" alt=\"Navigate in first person the IFC example to verify construction systems with Virtual Reality technologies directly in the cloud\" width=\"800\" height=\"449\" \/><p id=\"caption-attachment-254643\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254643 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/First-person-navigation-example-IFC.jpg\" alt=\"Navigate in first person the IFC example to verify construction systems with Virtual Reality technologies directly in the cloud\" width=\"800\" height=\"449\" \/><\/noscript> Navigate in first person the IFC example to verify construction systems with Virtual Reality technologies directly in the cloud<\/p><\/div>\n<p>Moreover, the use of the grouping mechanism allows for the combination of similar objects, simplifying the visualization and management of information, but also breaking down the tunnel in different ways.<\/p>\n<div id=\"attachment_254644\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254644\" class=\"size-full wp-image-254644 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Grouping-similar-objects-in-different-ways.jpg\" alt=\"How to group similar objects in different ways in the IFC example\" width=\"800\" height=\"439\" \/><p id=\"caption-attachment-254644\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254644 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Grouping-similar-objects-in-different-ways.jpg\" alt=\"How to group similar objects in different ways in the IFC example\" width=\"800\" height=\"439\" \/><\/noscript> How to group similar objects in different ways in the IFC example<\/p><\/div>\n<p>Another key element is the ability to <strong>distribute the OpenBIM IFC model directly on a GIS system<\/strong>.<\/p>\n<div id=\"attachment_254645\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" aria-describedby=\"caption-attachment-254645\" class=\"size-full wp-image-254645 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Integration-of-example-IFC-with-GIS.jpg\" alt=\"Integration of the IFC example with GIS for geospatial queries of all the information entered in the openBIM tunnel model\" width=\"800\" height=\"408\" \/><p id=\"caption-attachment-254645\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-full wp-image-254645 lazyload\" src=\"https:\/\/biblus.accasoftware.com\/en\/wp-content\/uploads\/sites\/2\/2024\/11\/Integration-of-example-IFC-with-GIS.jpg\" alt=\"Integration of the IFC example with GIS for geospatial queries of all the information entered in the openBIM tunnel model\" width=\"800\" height=\"408\" \/><\/noscript> Integration of the IFC example with GIS for geospatial queries of all the information entered in the openBIM tunnel model<\/p><\/div>\n<p>This is very important because it allows the GIS system to query the necessary information for <strong>spatial queries directly from the IFC model<\/strong>, to obtain highly accurate results.<\/p>\n<p>The examples given in this article are based on developments related to the IFC 4.4 version, which is currently not an officially approved standard. The version is still under review and approval, and the contents may be subject to future changes during the integration and validation process by the stakeholders involved.<\/p>\n<h2 id=\"the-advantages-of-implementing-the-ifc-standard-for-tunnels\">The advantages of implementing the IFC standard for tunnels<\/h2>\n<p>The adoption of the IFC 4.3 standard represents a turning point for the design and management of infrastructure. Thanks to increasingly precise modeling and data integration, it is possible to obtain models that not only meet <strong>high interoperability standards<\/strong>, but also improve the <strong>overall quality of the project<\/strong>.<\/p>\n<p>Below, we explore the main advantages that this implementation offers for tunnels, redefining the way we conceive and manage infrastructure works:<\/p>\n<ul>\n<li><strong>model accuracy<\/strong>: every single object, down to the bolt, has been modeled with a high level of geometric detail and property information;<\/li>\n<li><strong>data integration<\/strong>: the ability to manage the model at different levels of decomposition allows for a complete and detailed overview;<\/li>\n<li><strong>new use cases<\/strong>: in addition to structural design, modeling allows for checks such as code checking and clash detection;<\/li>\n<li><strong>support for GIS<\/strong>: the ability to distribute the model on a GIS system allows for complete integration between the project and spatial analysis.<\/li>\n<\/ul>\n<p>The implementation of the new IFC 4.4 standard for tunnels allows for increasingly detailed and interoperable modeling and enables the transition from drawings to the creation of <strong>extremely accurate and information-rich models<\/strong>, useful not only for construction but also for future analysis and management of the infrastructure.<\/p>\n<p>&nbsp;<\/p>\n<div class=\"international-product-banner-desktop\" style=\"text-align: center;\"><a class=\"product-banner-link\" href=\"https:\/\/www.accasoftware.com\/en\/geospatial-digital-twin\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"\/wp-content\/themes\/enfold-child\/img\/banner_prodotto\/usbim-geotwin-en.jpg\" alt=\"usBIM.geotwin\" width=\"728\" height=\"160\" \/><noscript><img decoding=\"async\" class=\"lazyload\" src=\"\/wp-content\/themes\/enfold-child\/img\/banner_prodotto\/usbim-geotwin-en.jpg\" alt=\"usBIM.geotwin\" width=\"728\" height=\"160\" \/><\/noscript><\/a><\/div>\n<p>&nbsp;<\/p>\n<div class=\"international-product-banner-mobile\" style=\"text-align: center;\"><a class=\"product-banner-link\" href=\"https:\/\/www.accasoftware.com\/en\/geospatial-digital-twin\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"\/wp-content\/themes\/enfold-child\/img\/banner_prodotto_mobile\/usbim-geotwin-en.jpg\" alt=\"usBIM.geotwin\" width=\"600\" height=\"500\" \/><noscript><img decoding=\"async\" class=\"lazyload\" src=\"\/wp-content\/themes\/enfold-child\/img\/banner_prodotto_mobile\/usbim-geotwin-en.jpg\" alt=\"usBIM.geotwin\" width=\"600\" height=\"500\" \/><\/noscript><\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Discover an IFC example for tunnels with the IFC 4.4 standard; geometric details, interoperability, and integration with GIS for an advanced openBIM model<\/p>\n","protected":false},"author":54,"featured_media":39150,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_data_scadenza_evento":"","_evento_nome":"","_evento_data":"","_evento_luogo":"","_evento_cta":"","keyword_en":"IFC example","keyword_es":"","keyword_fr":"","keyword_de":"","keyword_ptb":"","_note_content":"<table dir=\"ltr\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\" data-sheets-root=\"1\" data-sheets-baot=\"1\"><colgroup><col width=\"33\" \/><col width=\"580\" \/><col width=\"332\" \/><\/colgroup>\r\n<tbody>\r\n<tr>\r\n<td>EN<\/td>\r\n<td>IFC example<\/td>\r\n<td>20<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>FR<\/td>\r\n<td>exemple fichier ifc<\/td>\r\n<td>20<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>PTB<\/td>\r\n<td>IFC example<\/td>\r\n<td>10<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>ES<\/td>\r\n<td>Ejemplo de IFC<\/td>\r\n<td>0<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>DE<\/td>\r\n<td>IFC-Modell Beispiel<\/td>\r\n<td>20<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>","footnotes":""},"categories":[1890],"tags":[5186,5221,5245,5277],"class_list":["post-39135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ifc-open-bim","tag-newsletter-371","tag-newsletter-402","tag-newsletter-425","tag-newsletter-453"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - 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