{"id":13926,"date":"2025-06-06T10:23:46","date_gmt":"2025-06-06T10:23:46","guid":{"rendered":"https:\/\/blog.geostru.eu\/?p=13926"},"modified":"2025-06-06T10:23:46","modified_gmt":"2025-06-06T10:23:46","slug":"lod-y-loin-en-el-bim","status":"publish","type":"post","link":"https:\/\/blog.geostru.eu\/es\/lod-y-loin-en-el-bim\/","title":{"rendered":"LOD y LOIN en el BIM"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<span lang=\"ES-CL\">Entre los distintos requisitos y detalles solicitados, despu\u00e9s del <a href=\"https:\/\/blog.geostru.eu\/es\/ids-bim-information-delivery-specification\/\">IDS<\/a> y del <a href=\"https:\/\/blog.geostru.eu\/es\/bep-bim-execution-plan\/\" target=\"_blank\" rel=\"noopener\">BEP<\/a>, se encuentra el <strong>LOD<\/strong>, acr\u00f3nimo de <strong>\u201cLevel of Definition\u201d (Nivel de definici\u00f3n)<\/strong> si se toma como referencia el modelo arquitect\u00f3nico brit\u00e1nico seg\u00fan la norma <a href=\"https:\/\/www.designingbuildings.co.uk\/wiki\/PAS_1192-2\" target=\"_blank\" rel=\"noopener\">PAS 1192<\/a>, o \u201cLevel of Development\u201d (Nivel de desarrollo) cuando se considera el modelo estadounidense del BIM.<\/span><\/p>\n<p class=\"Standard\" style=\"text-align: justify\"><span lang=\"ES-CL\">Esta diferencia terminol\u00f3gica se debe a que el modelo americano prefiere el concepto de \u201cnivel de desarrollo\u201d en lugar de \u201cnivel de detalle\u201d, ya que un elemento con un alto nivel de detalle gr\u00e1fico no necesariamente implica un nivel igualmente avanzado de desarrollo del proyecto.<\/span><\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3>Estructura del LOD<\/h3>\n<p style=\"text-align: justify\">El LOD est\u00e1 estructurado jer\u00e1rquicamente en niveles, y cada uno de ellos tiene una <strong>nomenclatura est\u00e1ndar<\/strong> seg\u00fan la normativa de referencia. Cuanto m\u00e1s avanzada es la fase de desarrollo, m\u00e1s alto es el nivel (es decir, mayor es el grado de detalle).<\/p>\n<p style=\"text-align: justify\">Adem\u00e1s, el LOD se compone de dos elementos principales:<\/p>\n<ul>\n<li style=\"text-align: justify\">La parte geom\u00e9trica, es decir, el <strong>LOG<\/strong> (Level of Geometry);<\/li>\n<li style=\"text-align: justify\">Los datos asociados a los objetos geom\u00e9tricos, es decir, el <strong>LOI<\/strong> (Level of Information).<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3 style=\"text-align: justify\">El LOD en Estados Unidos<\/h3>\n<p style=\"text-align: justify\">La entidad <strong>AIA (American Institute of Architects)<\/strong>, mediante el protocolo A<em>IA G202-2013 Building Information Modeling<\/em>, ha definido un sistema para estandarizar las distintas fases de desarrollo (y, por tanto, los niveles) de cada elemento del proyecto. De esta forma, se facilita la comunicaci\u00f3n y el intercambio de informaci\u00f3n entre los distintos actores implicados en un proyecto BIM.<\/p>\n<p style=\"text-align: justify\">Los diferentes niveles de LOD seg\u00fan la normativa estadounidense son los siguientes:<\/p>\n<ul>\n<li style=\"text-align: justify\"><strong>LOD 100 (representaci\u00f3n simb\u00f3lica)<\/strong>: el elemento b\u00e1sico del modelo se representa mediante un s\u00edmbolo u otra forma gen\u00e9rica.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 200 (sistema gen\u00e9rico)<\/strong>: el elemento cuenta con cantidad, dimensiones, forma, ubicaci\u00f3n y orientaci\u00f3n, aunque a\u00fan de forma aproximada. Es posible asociar informaci\u00f3n a los elementos gr\u00e1ficos.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 300 (sistema espec\u00edfico)<\/strong>: las propiedades del nivel anterior se definen de forma m\u00e1s precisa y cada elemento incorpora informaci\u00f3n no gr\u00e1fica m\u00e1s desarrollada.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 400 (fabricaci\u00f3n)<\/strong>: las dimensiones, forma, ubicaci\u00f3n, cantidad y orientaci\u00f3n del elemento son a\u00fan m\u00e1s detalladas, y se a\u00f1aden datos relativos a la fabricaci\u00f3n, montaje e instalaci\u00f3n. La informaci\u00f3n no gr\u00e1fica asociada es m\u00e1s completa.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 500 (representaci\u00f3n verificada \u2013 \u201cas built\u201d)<\/strong>: las dimensiones, orientaci\u00f3n, ubicaci\u00f3n y cantidad se han verificado directamente en obra, y la informaci\u00f3n no gr\u00e1fica es a\u00fan m\u00e1s exhaustiva.<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3 style=\"text-align: justify\">El LOD en el Reino Unido<\/h3>\n<p style=\"text-align: justify\">De manera similar a Estados Unidos, en el Reino Unido el <strong>Construction Industry Council (CIC)<\/strong> public\u00f3 en 2013 por primera vez el protocolo CIC BIM, con el objetivo de definir las responsabilidades, l\u00edmites y resultados esperados de los miembros del equipo BIM para cada nivel de detalle.<\/p>\n<p style=\"text-align: justify\">Las fases, al igual que en el modelo estadounidense, se dividen de la siguiente manera:<\/p>\n<ul>\n<li style=\"text-align: justify\"><strong>LOD 1<\/strong> (brief): nivel de detalle b\u00e1sico, considerando un modelo por bloques con requisitos de rendimiento y restricciones del sitio.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 2<\/strong> (concept): se incorporan datos como \u00e1reas y vol\u00famenes b\u00e1sicos, orientaci\u00f3n y costes estimados.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 3<\/strong> (dise\u00f1o desarrollado): se a\u00f1aden m\u00e1s detalles como cantidades, dimensiones, forma, ubicaci\u00f3n y orientaci\u00f3n aproximadas.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 4<\/strong> (producci\u00f3n): el modelo alcanza un nivel de detalle t\u00e9cnico suficiente para estimar costes y cumplir con los requisitos normativos.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 5<\/strong> (instalaci\u00f3n): el nivel de precisi\u00f3n es tal que el modelo puede usarse directamente en obra para planificaci\u00f3n y montaje.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 6<\/strong> (como construido): el modelo tiene un nivel de detalle tal que permite su uso posterior a la construcci\u00f3n, para operaciones de gesti\u00f3n y mantenimiento.<\/li>\n<li style=\"text-align: justify\"><strong>LOD 7<\/strong> (en uso): es el nivel de detalle m\u00e1s alto y preciso, con informaci\u00f3n adecuada para programar operaciones de mantenimiento y monitoreo continuo.<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3 style=\"text-align: justify\">En Italia<\/h3>\n<p style=\"text-align: justify\">Con la norma UNI 11337, tambi\u00e9n en Italia se han introducido distintos niveles de detalle que, a diferencia de los modelos anglosajones, se identifican mediante letras del alfabeto (A, B, C, etc.):<\/p>\n<ul>\n<li style=\"text-align: justify\"><strong>A<\/strong> (objeto simb\u00f3lico): no se representa ninguna geometr\u00eda; cada elemento se muestra simb\u00f3licamente.<\/li>\n<li style=\"text-align: justify\"><strong>B<\/strong> (objeto gen\u00e9rico): las entidades poseen geometr\u00eda gen\u00e9rica y aproximada.<\/li>\n<li style=\"text-align: justify\"><strong>C<\/strong> (objeto definido): la geometr\u00eda est\u00e1 definida, y la informaci\u00f3n cuantitativa y cualitativa es gen\u00e9rica, cumpliendo con los requisitos m\u00ednimos normativos.<\/li>\n<li style=\"text-align: justify\"><strong>D<\/strong> (objeto detallado): la geometr\u00eda y los datos cualitativos y cuantitativos est\u00e1n definidos; se a\u00f1aden m\u00e1s datos para poder calcular el volumen ocupado por el objeto y sus posibles interferencias con otros elementos.<\/li>\n<li style=\"text-align: justify\"><strong>E<\/strong> (objeto espec\u00edfico): se introduce un nivel de detalle relativo a la fabricaci\u00f3n, montaje, instalaci\u00f3n y espacios de maniobra necesarios.<\/li>\n<li style=\"text-align: justify\"><strong>F<\/strong> (objeto ejecutado): el objeto ha sido verificado directamente en obra; todas las caracter\u00edsticas se refieren al elemento instalado. Este nivel permite planificar operaciones de gesti\u00f3n, mantenimiento, reparaci\u00f3n y\/o sustituci\u00f3n durante todo el ciclo de vida de la obra.<\/li>\n<li style=\"text-align: justify\"><strong>G<\/strong> (objeto actualizado): las entidades se actualizan al estado real en un momento determinado; todos los detalles est\u00e1n definidos para planificar intervenciones de gesti\u00f3n, mantenimiento, reparaci\u00f3n y\/o sustituci\u00f3n durante el ciclo de vida de la obra.<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3 style=\"text-align: justify\">Del LOD al LOIN<\/h3>\n<p style=\"text-align: justify\"><span lang=\"ES-CL\">Con la introducci\u00f3n del concepto de Level of Detail (o Level of Development), muchos profesionales, para evitar carencias en el nivel de detalle, tienden a sobrecargar los modelos con un <strong>exceso de informaci\u00f3n<\/strong>, cometiendo as\u00ed el error de incluir datos innecesarios.<\/span><\/p>\n<p class=\"Standard\" style=\"text-align: justify\"><span lang=\"ES-CL\">Para abordar este problema, la norma<strong> ISO 19650-1<\/strong> introduce el concepto de <strong>LOIN (Level of Information Need)<\/strong>, es decir, el nivel de informaci\u00f3n necesaria, que supera el enfoque tradicional del LOD.<\/span><\/p>\n<p class=\"Standard\" style=\"text-align: justify\"><span lang=\"ES-CL\">\u00bfDe qu\u00e9 se trata exactamente?<\/span><\/p>\n<p class=\"Standard\" style=\"text-align: justify\"><span lang=\"ES-CL\">En el <strong>LOIN<\/strong>, ya no se parte exclusivamente de las caracter\u00edsticas del objeto, sino que se eval\u00faa qu\u00e9 informaci\u00f3n debe contener un modelo en funci\u00f3n de diferentes condiciones y necesidades espec\u00edficas.<\/span><\/p>\n<p class=\"Standard\" style=\"text-align: justify\"><span lang=\"ES-CL\">En la pr\u00e1ctica, el nivel de detalle de la informaci\u00f3n solicitada debe responder a ciertos criterios, como por ejemplo: qu\u00e9 profesionales est\u00e1n implicados en ese objeto espec\u00edfico, cu\u00e1l es su funci\u00f3n dentro del proyecto, c\u00f3mo est\u00e1 compuesto y cu\u00e1l es su estructura, y si tiene una fecha de caducidad o una vida \u00fatil determinada.<\/span><\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row bg_type=\u00bbbg_color\u00bb bg_color_value=\u00bb#f7f7f7&#8243;][vc_column width=\u00bb1\/2&#8243;]<style type=\"text\/css\" data-type=\"the7_shortcodes-inline-css\">.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.owl-carousel .owl-nav div {\n  width: 36px;\n  height: 36px;\n  border-radius: 500px;\n}\n.dt-arrow-border-on.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.owl-carousel .owl-nav div:not(:hover):before {\n  border-width: 0px;\n}\n.dt-arrow-hover-border-on.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.owl-carousel 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background: linear-gradient();\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.gallery-shortcode .gallery-zoom-ico {\n  width: 44px;\n  height: 44px;\n  line-height: 44px;\n  border-radius: 100px;\n  margin: -22px 0 0 -22px;\n  border-width: 0px;\n}\n.dt-icon-bg-on.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.gallery-shortcode .gallery-zoom-ico {\n  background: rgba(255,255,255,0.3);\n  box-shadow: none;\n}\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.gallery-shortcode .gallery-zoom-ico:before,\n.gallery-carousel-shortcode.gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2.gallery-shortcode .gallery-zoom-ico span {\n  font-size: 32px;\n  line-height: 44px;\n  color: #ffffff;\n  background: none;\n}<\/style><div class=\"owl-carousel gallery-carousel-shortcode gallery-shortcode  dt-gallery-container dt-owl-carousel-call gallery-carousel-shortcode-id-ae04a02a8c84ff01cb87f74a7db993d2 quick-scale-img enable-bg-rollover meta-info-off dt-arrow-border-on dt-arrow-hover-border-on bullets-small-dot-stroke reposition-arrows dt-icon-bg-off arrows-bg-on disable-arrows-hover-bg arrows-hover-bg-on  hover-fade \" data-scroll-mode=\"1\" data-col-num=\"1\" data-wide-col-num=\"1\" data-laptop-col=\"1\" data-h-tablet-columns-num=\"1\" data-v-tablet-columns-num=\"1\" data-phone-columns-num=\"1\" data-col-gap=\"10\" data-stage-padding=\"0\" data-speed=\"600\" data-autoplay=\"false\" data-autoplay_speed=\"6000\" data-arrows=\"true\" data-bullet=\"false\" data-next-icon=\"icon-ar-017-r\" data-prev-icon=\"icon-ar-017-l\" data-img-shadow-size=\"12px\" data-img-shadow-spread=\"3px\"><div data-post-id=\"13211\" data-date=\"2024-12-16T16:27:00+00:00\" data-name=\"Geodropbox-ids\"><figure class=\"post\"><a href=\"https:\/\/blog.geostru.eu\/wp-content\/uploads\/sites\/9\/2024\/12\/Geodropbox-ids.jpg\" class=\"rollover dt-pswp-item layzr-bg\" data-large_image_width=\"1868\" data-large_image_height=\"801\" data-dt-img-description=\"\" title=\"Geodropbox-ids\"><img fetchpriority=\"high\" decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%201868%20801&#39;%2F%3E\" data-src=\"https:\/\/blog.geostru.eu\/wp-content\/uploads\/sites\/9\/2024\/12\/Geodropbox-ids.jpg\" data-srcset=\"https:\/\/blog.geostru.eu\/wp-content\/uploads\/sites\/9\/2024\/12\/Geodropbox-ids.jpg 1868w\" loading=\"eager\" style=\"--ratio: 1868 \/ 801\" sizes=\"(max-width: 1868px) 100vw, 1868px\" alt=\"bim ids geostru geodropbox\" width=\"1868\" height=\"801\"  \/><span class=\"gallery-rollover\"><span class=\"gallery-zoom-ico icomoon-the7-font-the7-zoom-06\"><span><\/span><\/span><\/span><\/a><\/figure><\/div><div data-post-id=\"13215\" data-date=\"2024-12-16T16:27:36+00:00\" data-name=\"geodropbox-ifc\"><figure class=\"post\"><a href=\"https:\/\/blog.geostru.eu\/wp-content\/uploads\/sites\/9\/2024\/12\/geodropbox-ifc.jpg\" class=\"rollover dt-pswp-item layzr-bg\" data-large_image_width=\"1863\" data-large_image_height=\"889\" data-dt-img-description=\"\" title=\"geodropbox-ifc\"><img decoding=\"async\" class=\"preload-me owl-lazy-load aspect\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D&#39;http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg&#39;%20viewBox%3D&#39;0%200%201863%20889&#39;%2F%3E\" data-src=\"https:\/\/blog.geostru.eu\/wp-content\/uploads\/sites\/9\/2024\/12\/geodropbox-ifc.jpg\" data-srcset=\"https:\/\/blog.geostru.eu\/wp-content\/uploads\/sites\/9\/2024\/12\/geodropbox-ifc.jpg 1863w\" loading=\"eager\" style=\"--ratio: 1863 \/ 889\" sizes=\"(max-width: 1863px) 100vw, 1863px\" alt=\"bim ids geostru geodropbox\" width=\"1863\" height=\"889\"  \/><span class=\"gallery-rollover\"><span class=\"gallery-zoom-ico icomoon-the7-font-the7-zoom-06\"><span><\/span><\/span><\/span><\/a><\/figure><\/div><\/div>[\/vc_column][vc_column width=\u00bb1\/2&#8243;][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3>Visualizaci\u00f3n de modelos BIM en GeoDropBox<\/h3>\n<p>Al subir cualquier tipo de documento, si subes un archivo <strong>BIM<\/strong> con extensi\u00f3n <strong>IFC<\/strong>, podr\u00e1s <strong>ver el modelo 3D directamente online<\/strong>. Pero no solo BIM, a trav\u00e9s del visor podr\u00e1s visualizar <strong>im\u00e1genes, pdf y archivos de texto<\/strong>.[\/vc_column_text][vc_row_inner][vc_column_inner width=\u00bb1\/2&#8243;]<div class=\"text-centered\"><a href=\"https:\/\/geodropbox.com\/home\" class=\"btn-shortcode dt-btn-m dt-btn default-btn-color default-btn-hover-color default-btn-bg-color default-btn-bg-hover-color\" target=\"_blank\" id=\"dt-btn-1\" rel=\"noopener\"><span>M\u00e1s informaci\u00f3n<\/span><\/a><\/div>[\/vc_column_inner][vc_column_inner width=\u00bb1\/2&#8243;][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text css=\u00bb\u00bb]<\/p>\n<h3>Le puede interesar<\/h3>\n<p>[\/vc_column_text][vc_basic_grid post_type=\u00bbpost\u00bb max_items=\u00bb3&#8243; css=\u00bb\u00bb grid_id=\u00bbvc_gid:1749205022204-58d6f51b-571c-1&#8243; taxonomies=\u00bb2458, 2332, 2290, 2289&#8243;][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text css=\u00bb\u00bb]Entre los distintos requisitos y detalles solicitados, despu\u00e9s del IDS y del BEP, se encuentra el LOD, acr\u00f3nimo de \u201cLevel of Definition\u201d (Nivel de definici\u00f3n) si se toma como referencia el modelo arquitect\u00f3nico brit\u00e1nico seg\u00fan la norma PAS 1192, o \u201cLevel of Development\u201d (Nivel de desarrollo) cuando se considera el modelo estadounidense del BIM.&hellip;<\/p>\n","protected":false},"author":16658,"featured_media":13896,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2467,1835,764],"tags":[2343,2472,1804,2524,2525],"class_list":["post-13926","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bim-es","category-progettazione-es","category-ingenieria","tag-bim-es","tag-informatica-es","tag-ingenieria","tag-lod-es","tag-loin-es","category-2467","category-1835","category-764","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v25.0) - 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