{"id":14748,"date":"2023-08-30T18:52:54","date_gmt":"2023-08-30T23:52:54","guid":{"rendered":"https:\/\/www.imegcorp.com\/?p=14748"},"modified":"2023-09-11T09:53:51","modified_gmt":"2023-09-11T14:53:51","slug":"california-adopts-limits-on-embodied-carbon-in-construction-renovation-or-reuse-of-large-commercial-and-school-buildings","status":"publish","type":"post","link":"https:\/\/www.imegcorp.com\/insights\/blog\/california-adopts-limits-on-embodied-carbon-in-construction-renovation-or-reuse-of-large-commercial-and-school-buildings\/","title":{"rendered":"California adopts limits on embodied carbon in construction, renovation, or reuse of buildings"},"content":{"rendered":"<p><span data-contrast=\"auto\">By Laura Hagan, Senior Building Performance Consultant<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:1,&quot;335551620&quot;:1,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">California has adopted new building codes to limit embodied carbon emissions in large buildings and school buildings, effective July 1, 2024.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">The changes to the <\/span><a href=\"https:\/\/www.dgs.ca.gov\/BSC\/CALGreen\"><span data-contrast=\"none\">2022 California Green Building Standards Code<\/span><\/a><span data-contrast=\"auto\"> (CALGreen) Title 24 limit the embodied carbon emissions in the construction, renovation, or adaptive reuse of buildings of 100,000-sf or larger, and school projects of 50,000-sf or larger.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Embodied carbon is the greenhouse gas emissions from a building\u2019s entire life cycle \u2014 manufacturing, transportation, installation, maintenance, and eventual disposal or reuse of structural and architectural materials.\u00a0<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;201341983&quot;:0,&quot;335551550&quot;:1,&quot;335551620&quot;:1,&quot;335559685&quot;:0,&quot;335559737&quot;:0,&quot;335559738&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">The code offers owners and developers three paths to compliance:\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">Reuse of at least 45% of the existing structure<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">Using materials that meet an emission limit guidance for five high impact materials<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"3\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" aria-setsize=\"-1\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">Using a <a href=\"https:\/\/www.imegcorp.com\/insights\/blog\/a-whole-building-analysis-looks-at-a-buildings-entire-lifespan-from-construction-to-occupation-podcast-included\/\">Whole Building Lifecycle Assessment analysis<\/a> (WBLCA) with a 10% improvement over baseline.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">A structural engineer conducts a WBLCA to supply data on the embodied carbon of the building materials used in building construction. It helps clients understand and compare the potential embodied carbon of the structural design options.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">IMEG can also conduct a structural-focused Embodied Carbon Study early in a project. This supplies crucial data and insight on the materials and applications being considered before the project reaches initial milestones.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Learn <\/span><a href=\"https:\/\/www.imegcorp.com\/services\/sustainable-design\/\"><span data-contrast=\"none\">more<\/span><\/a><span data-contrast=\"auto\">.\u00a0<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>California has adopted new building codes to limit embodied carbon emissions in large buildings and school buildings, effective July 1, 2024.<\/p>\n","protected":false},"author":5,"featured_media":14749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_links_to":"","_links_to_target":""},"categories":[3,165,256,1],"tags":[],"acf":[],"yoast_head":"\n<title>California adopts limits on embodied carbon in construction, renovation, or reuse of buildings - 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