{"id":3751,"date":"2018-12-05T16:16:49","date_gmt":"2018-12-05T07:16:49","guid":{"rendered":"https:\/\/history-here.com?page_id=3751"},"modified":"2019-02-28T01:16:08","modified_gmt":"2019-02-27T16:16:08","slug":"antiseismic","status":"publish","type":"page","link":"https:\/\/history-here.com\/en\/stories\/antiseismic","title":{"rendered":"Earthquake-proof Construction"},"content":{"rendered":"<p><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Half of the entire construction time and expenses were spent on\\r\\nthe foundation works of AKARENGA-KAN, making it an extremely\\r\\nearthquake-proof building. First, the base was dug 2 meters deep,\\r\\nthen raw pine log pillars (18cm diameter and 3.7m long) were\\r\\ndriven in three lines at 60cm intervals. Then these were covered\\r\\nwith pebbles and a thick layer of concrete. Upon this foundation, 11\\r\\nlayers of red bricks were laid which are under the visible outer wall\\r\\nbricks. The area under the concrete part of the floor was\\r\\ncompletely covered with mortar to avoid the damp from the soil \u2013\\r\\nthus making the building also damp-proof.\\r\\nThe outer wall consists of two layers of red bricks (410-440mm\\r\\nthick). To substitute the weak points of the brick building as such,\\r\\nband-iron was set parallel to the ground among the layers of the\\r\\nbricks. On the wall crossings, round iron poles were put vertically\\r\\nand band iron fastened to them in the sharp shape (#) fixing each\\r\\nbrick.\\r\\nThe two great earthquakes that struck Northern Japan after the\\r\\nconstruction was finished \u2013 the Oga Peninsula earthquake and The\\r\\nJapan Sea Central Part earthquake, not to mention the minor ones,\\r\\ndidn\u2019t leave a crack in this superbly fixed building!&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:12801,&quot;3&quot;:{&quot;1&quot;:0},&quot;12&quot;:0,&quot;15&quot;:&quot;\u6e38\u30b4\u30b7\u30c3\u30af&quot;,&quot;16&quot;:9}\">Half of the entire construction time and expenses were spent on the foundation works of AKARENGA-KAN, making it an extremely earthquake-proof building. First, the base was dug 2 meters deep, then raw pine log pillars (18cm diameter and 3.7m long) were driven in three lines at 60cm intervals. Then these were covered with pebbles and a thick layer of concrete. Upon this foundation, 11 layers of red bricks were laid which are under the visible outer wall bricks. The area under the concrete part of the floor was completely covered with mortar to avoid the damp from the soil \u2013thus making the building also damp-proof.<br \/>\nThe outer wall consists of two layers of red bricks (410-440mm thick). To substitute the weak points of the brick building as such, band-iron was set parallel to the ground among the layers of the bricks. On the wall crossings, round iron poles were put vertically and band iron fastened to them in the sharp shape (#) fixing each brick.<br \/>\nThe two great earthquakes that struck Northern Japan after the construction was finished \u2013 the Oga Peninsula earthquake and The Japan Sea Central Part earthquake, not to mention the minor ones, didn\u2019t leave a crack in this superbly fixed building!<\/span><\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"3752\" data-permalink=\"https:\/\/history-here.com\/en\/stories\/antiseismic\/%ef%bc%88%ef%bc%93%ef%bc%89%e8%80%90%e9%9c%87%e6%a7%8b%e9%80%a0-1-1\" data-orig-file=\"https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?fit=3264%2C2448&amp;ssl=1\" data-orig-size=\"3264,2448\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;3.4&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;COOLPIX S7000&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1542549691&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.5&quot;,&quot;iso&quot;:&quot;400&quot;,&quot;shutter_speed&quot;:&quot;0.04&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"\uff08\uff13\uff09\u8010\u9707\u69cb\u9020 (1) (1)\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?fit=300%2C225&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?fit=685%2C514&amp;ssl=1\" class=\"alignnone  wp-image-3752\" src=\"https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?resize=169%2C127&#038;ssl=1\" alt=\"\" width=\"169\" height=\"127\" srcset=\"https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?resize=1024%2C768&amp;ssl=1 1024w, https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?resize=685%2C514&amp;ssl=1 685w, https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?resize=2000%2C1500&amp;ssl=1 2000w, https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?w=1370&amp;ssl=1 1370w, https:\/\/i0.wp.com\/history-here.com\/wp-content\/uploads\/2018\/12\/%EF%BC%88%EF%BC%93%EF%BC%89%E8%80%90%E9%9C%87%E6%A7%8B%E9%80%A0-1-1.jpg?w=2055&amp;ssl=1 2055w\" sizes=\"auto, (max-width: 169px) 100vw, 169px\" \/><\/p>\n<p><a href=\"https:\/\/history-here.com\/en\/stories\/akarenga\">Akarenga Kan<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Half of the entire construction time and expenses were spent on the foundation works of AKARENGA-KAN, making it an extremely earthquake-proof building. First, the base was dug 2 meters deep, then raw pine log pillars (18cm diameter and 3.7m long) were driven in three lines at 60cm intervals. Then these were covered with pebbles and &hellip; <a href=\"https:\/\/history-here.com\/en\/stories\/antiseismic\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Earthquake-proof Construction<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"parent":414,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-3751","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/P9gCtR-Yv","amp_enabled":true,"_links":{"self":[{"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/pages\/3751","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/comments?post=3751"}],"version-history":[{"count":6,"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/pages\/3751\/revisions"}],"predecessor-version":[{"id":5462,"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/pages\/3751\/revisions\/5462"}],"up":[{"embeddable":true,"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/pages\/414"}],"wp:attachment":[{"href":"https:\/\/history-here.com\/en\/wp-json\/wp\/v2\/media?parent=3751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}