Early-Stage Material Assessment<\/h3>\n
Nansenl\u00f8kka illustrates that carbon reduction starts with early material selection:<\/p>\n
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- Low-carbon concrete Class A for slabs and foundations<\/li>\n
- Steel profiles with approximately 80 % recycled content<\/li>\n
- Cross-laminated timber (CLT) in row houses \u2013 OBOS\u2019 first CLT project<\/li>\n
- Reduced glazing in the building envelope<\/li>\n<\/ul>\n
Concrete and steel account for the largest carbon footprint. Early evaluation allows optimization of quantities, placement, and recyclability before detailed design. This approach achieved 15 % reduction in material-related emissions compared with reference buildings.<\/p>\n
Key takeaway for architects:<\/strong> Integrate material strategy in the concept phase alongside building volume, orientation, and preliminary energy modeling.<\/p>\n
Building Envelope and Energy Design<\/h3>\n
The project achieved 76 % reduction in energy-related emissions<\/strong> through:<\/p>\n
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- High-performance building envelope with low U-values<\/li>\n
- Optimized window and glazing ratios<\/li>\n
- District heating with high-efficiency heat pumps<\/li>\n
- Solar PV installations<\/li>\n
- Smart home and energy management systems<\/li>\n<\/ul>\n
Early-stage simulations of the building envelope and energy needs enabled:<\/p>\n
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- Assessment of material combinations and thicknesses<\/li>\n
- Optimization of solar access and daylighting<\/li>\n
- Integration of energy and load management across the site<\/li>\n<\/ul>\n
Key takeaway:<\/strong> Architectural volume and materiality must be evaluated together with the energy concept to meet FutureBuilt ZERO targets.<\/p>\n
Circular Architecture and Green Spaces<\/h3>\n
The project\u2019s core concept is a central green urban space with a community house and cultivation areas, surrounded by six residential blocks.<\/p>\n
![\"Futurebuilt](\"https:\/\/greenbuilt.no\/wp-content\/uploads\/2026\/02\/Nansenlokka-Futurebuilt-omradeplan.png\")
<\/p>\n- \n
- Higher density along the highway<\/li>\n
- More open layouts facing the park<\/li>\n
- Hierarchy of shared outdoor spaces and activities, with a central garden and large community house<\/li>\n<\/ul>\n
The shared garden provides a new green space for Fornebu, supporting both urban cultivation and social interaction.<\/p>\n
![\"Nansenl\u00f8kka](\"https:\/\/greenbuilt.no\/wp-content\/uploads\/2026\/02\/Futurebuilt-Nansenlokka-dyrkningshage-scaled.jpg\")
<\/p>\nA temporary community house was later reconstructed as a permanent facility following circular principles:<\/p>\n
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- Reused bricks<\/li>\n
- Lime mortar for disassembly<\/li>\n
- Cross-laminated timber construction<\/li>\n<\/ul>\n
Social infrastructure and green spaces enhance sustainability:<\/p>\n
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- Central garden as a community gathering place<\/li>\n
- Shared facilities, guest rooms, and workshop<\/li>\n
- Bicycle parking and car-sharing<\/li>\n<\/ul>\n
Key takeaway:<\/strong> Early integration of outdoor spaces and social functions enhances both carbon performance and resident quality of life<\/strong>.<\/p>\n
Integrated Sustainability as a Design Driver<\/h3>\n
Nansenl\u00f8kka demonstrates that 50\u201360 % carbon reduction is achievable when material strategy, energy systems, and outdoor spaces are developed in coordination from the earliest design stages.<\/p>\n
This project serves as a clear reference for architects aiming to deliver:<\/p>\n
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- FutureBuilt ZERO exemplar projects<\/li>\n
- Low-carbon residential developments with documented results<\/li>\n
- Integrated solutions for energy, materials, and social spaces<\/strong><\/li>\n<\/ul>\n
Early-Stage Design Checklist for Architects<\/strong><\/p>\n
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- Early start with material strategy<\/strong>: Evaluate concrete, steel, and timber for life-cycle emissions, disassembly, and recyclability.<\/li>\n
- Integrate envelope and energy design early<\/strong>: Volume, glazing, and insulation directly affect energy demand and emissions.<\/li>\n
- Plan green outdoor areas and shared spaces in parallel<\/strong> with building form and density.<\/li>\n
- Document carbon improvements with EPD and LCA iteratively<\/strong>, from generic data to product-specific and construction-phase data.<\/li>\n
- Consider additional sustainability measures<\/strong> early, including low-impact chemicals and circular economy principles in materials.<\/li>\n
- Use exemplar projects like Nansenlokka<\/strong> as references for implementable, early-stage solutions.<\/li>\n<\/ol>\n
Sources:<\/strong><\/p>\n
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- FutureBuilt website Nansenl\u00f8kka | Futurebuilt<\/a><\/li>\n<\/ul>\n
- Integrate envelope and energy design early<\/strong>: Volume, glazing, and insulation directly affect energy demand and emissions.<\/li>\n
- Early start with material strategy<\/strong>: Evaluate concrete, steel, and timber for life-cycle emissions, disassembly, and recyclability.<\/li>\n