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Cardboard-confined rammed earth towards sustainable construction

1 points by westurner 1y ago

westurner 1y ago
ScholarlyArticle: "Cardboard-confined rammed earth towards sustainable construction" (2025) https://www.sciencedirect.com/science/article/pii/S2352012425019320 https://www.sciencedirect.com/science/article/pii/S235201242...
- westurner 1y ago
  "Making Corrugated Cardboard Stronger And Waterproof" (2025) https://hackaday.com/2025/06/15/making-corrugated-cardboard-stronger-and-waterproof/ https://hackaday.com/2025/06/15/making-corrugated-cardboard-... re: "Learn to Build With Cardboard! STRONG, Waterproof and Free." by NightHawkInLight: https://youtube.com/watch?v=45JhacvmXV8 https://youtube.com/watch?v=45JhacvmXV8 : > Gluing multiple panels together so that the corrugation alternates by 90 degrees every other panel makes them more sturdy, with wheat paste (1:5 mixture of flour and water) recommended as adhesive. > Other tricks are folding over edges help to protect against damage, and integrating wood supports. Normal woodworking tools like saws can cut these glued-together panels. Adding the wheat paste to external surfaces can also protect against damage. By applying papier-mâché skills, a custom outside layer can be made that can be sanded and painted for making furniture, etc. -- "Concrete draping" is like paper-mache with landscape fabric soaked in concrete; to make planters, sculptures, possibly decorative facades
  - westurner 1y ago
    More CEB and sustainable construction and dream earthship notes: From "Wikihouse: Open-Source Houses" https://news.ycombinator.com/item?id=38932603#38935713 https://news.ycombinator.com/item?id=38932603#38935713 .. https://westurner.github.io/hnlog/#comment-38935713 https://westurner.github.io/hnlog/#comment-38935713 re: https://www.wikihouse.cc/ https://www.wikihouse.cc/ : > TIL about The Liberator: The world's first open source compressed earth brick press. https://www.opensourceecology.org/back-to-compressed-earth-blocks/ https://www.opensourceecology.org/back-to-compressed-earth-b... > A multiple-CEB unit that makes interlocking blocks that don't require mortar could build on work from this project. What about cardboard and rammed earth blocks? > Add'l notes on CEB, Algae, Sargassum, Hemp in the 2024 International and US Residential Building Code, LEGO-like Hempcrete block: https://news.ycombinator.com/item?id=37693225 https://news.ycombinator.com/item?id=37693225 > FWIU Round homes fare best in windstorms: https://news.ycombinator.com/item?id=37175721#37188180 https://news.ycombinator.com/item?id=37175721#37188180 Deltec homes builds round homes (optionally on stilts) out of hurricane-prone North Carolina that consistently outperform in storms. > And curvy half walls one brick wide don't fall down: > [CEB] "Crinkle crankle wall" https://en.wikipedia.org/wiki/Crinkle_crankle_wall https://en.wikipedia.org/wiki/Crinkle_crankle_wall > Some interlocking bricks don't require mortar. Just BioFiber has developed LEGO-like Stacking, interlocking hempcrete blocks on structural forms, and an off-site forming and drying process. > Are non-leaching bioplastic frames or filler comparatively economical for interlocking CEB? InventWood has a "superwood" densified wood product that's 10X the strength of steel. HempWood is a compressed tensile fiber product that's 20% stronger than Oak dimensional lumber of the same dimensions. CEB: Compressed Earth Block: https://en.wikipedia.org/wiki/Compressed_earth_block https://en.wikipedia.org/wiki/Compressed_earth_block

1 points by westurner 1y ago

ScholarlyArticle: "Cardboard-confined rammed earth towards sustainable construction" (2025) https://www.sciencedirect.com/science/article/pii/S2352012425019320 https://www.sciencedirect.com/science/article/pii/S235201242...

westurner 1y ago
"Making Corrugated Cardboard Stronger And Waterproof" (2025) https://hackaday.com/2025/06/15/making-corrugated-cardboard-stronger-and-waterproof/ https://hackaday.com/2025/06/15/making-corrugated-cardboard-... re: "Learn to Build With Cardboard! STRONG, Waterproof and Free." by NightHawkInLight: https://youtube.com/watch?v=45JhacvmXV8 https://youtube.com/watch?v=45JhacvmXV8 : > Gluing multiple panels together so that the corrugation alternates by 90 degrees every other panel makes them more sturdy, with wheat paste (1:5 mixture of flour and water) recommended as adhesive. > Other tricks are folding over edges help to protect against damage, and integrating wood supports. Normal woodworking tools like saws can cut these glued-together panels. Adding the wheat paste to external surfaces can also protect against damage. By applying papier-mâché skills, a custom outside layer can be made that can be sanded and painted for making furniture, etc. -- "Concrete draping" is like paper-mache with landscape fabric soaked in concrete; to make planters, sculptures, possibly decorative facades
- westurner 1y ago
  More CEB and sustainable construction and dream earthship notes: From "Wikihouse: Open-Source Houses" https://news.ycombinator.com/item?id=38932603#38935713 https://news.ycombinator.com/item?id=38932603#38935713 .. https://westurner.github.io/hnlog/#comment-38935713 https://westurner.github.io/hnlog/#comment-38935713 re: https://www.wikihouse.cc/ https://www.wikihouse.cc/ : > TIL about The Liberator: The world's first open source compressed earth brick press. https://www.opensourceecology.org/back-to-compressed-earth-blocks/ https://www.opensourceecology.org/back-to-compressed-earth-b... > A multiple-CEB unit that makes interlocking blocks that don't require mortar could build on work from this project. What about cardboard and rammed earth blocks? > Add'l notes on CEB, Algae, Sargassum, Hemp in the 2024 International and US Residential Building Code, LEGO-like Hempcrete block: https://news.ycombinator.com/item?id=37693225 https://news.ycombinator.com/item?id=37693225 > FWIU Round homes fare best in windstorms: https://news.ycombinator.com/item?id=37175721#37188180 https://news.ycombinator.com/item?id=37175721#37188180 Deltec homes builds round homes (optionally on stilts) out of hurricane-prone North Carolina that consistently outperform in storms. > And curvy half walls one brick wide don't fall down: > [CEB] "Crinkle crankle wall" https://en.wikipedia.org/wiki/Crinkle_crankle_wall https://en.wikipedia.org/wiki/Crinkle_crankle_wall > Some interlocking bricks don't require mortar. Just BioFiber has developed LEGO-like Stacking, interlocking hempcrete blocks on structural forms, and an off-site forming and drying process. > Are non-leaching bioplastic frames or filler comparatively economical for interlocking CEB? InventWood has a "superwood" densified wood product that's 10X the strength of steel. HempWood is a compressed tensile fiber product that's 20% stronger than Oak dimensional lumber of the same dimensions. CEB: Compressed Earth Block: https://en.wikipedia.org/wiki/Compressed_earth_block https://en.wikipedia.org/wiki/Compressed_earth_block