Karadeniz Teknik \u00dcniversitesi (KT\u00dc) eski \u00f6\u011fretim \u00fcyesi Jeoloji M\u00fchendisi Prof. Dr. Osman Bekta\u015f, \u201cMarmara\u2019n\u0131n kabuk yap\u0131s\u0131 7\u2019den k\u00fc\u00e7\u00fck deprem olu\u015fumunu destekler\u201d dedi.<\/p>\n
KT\u00dc eski \u00f6\u011fretim \u00fcyesi Jeoloji M\u00fchendisi Prof. Dr. Osman Bekta\u015f, 1999 \u0130zmit depreminden sonra kuzey Marmara\u2019da, Tekirda\u011f, Orta Marmara ve \u00c7\u0131narc\u0131k \u00e7ukurlar\u0131 do\u011frultusunda 150 kilometre uzanan fay boyunca olabilecek k\u0131r\u0131lman\u0131n t\u0131pk\u0131 karalarda oldu\u011fu gibi 7\u2019den b\u00fcy\u00fck bir deprem olu\u015fturabilece\u011fi yayg\u0131n g\u00f6r\u00fc\u015f\u00fcn\u00fcn bug\u00fcn de ge\u00e7erlili\u011fini korudu\u011funu belirterek, \u201cOysa son ge\u00e7en 20 y\u0131l i\u00e7erisinde kuzey Marmara\u2019da yap\u0131lan sismik tomografik \u00e7al\u0131\u015fmalar deniz taban\u0131 kabuk yap\u0131s\u0131n\u0131n karadaki kabuk yap\u0131s\u0131ndan daha zay\u0131f oldu\u011funu, dolay\u0131s\u0131yla ana fay \u00fczerinde Marmara Denizi\u2019ndeki depremlerin karadaki 7\u2019den b\u00fcy\u00fck depremlerden daha k\u00fc\u00e7\u00fck olabilece\u011fi g\u00f6r\u00fc\u015f\u00fcn\u00fc ortaya koymu\u015ftur\u201d dedi.<\/p>\n
1999 K\u00f6rfez depreminden sonra bug\u00fcne dek orta Marmara ve Kumburgaz faylar\u0131 \u00fczerinde b\u00fcy\u00fckl\u00fc\u011f\u00fc 3,5-4,5 aras\u0131nda \u00e7ok say\u0131da s\u0131\u011f deprem olu\u015ftu\u011funu dile getiren Bekta\u015f, \u201cMarmara\u2019n\u0131n 2000 y\u0131ll\u0131k tarihsel deprem kay\u0131tlar\u0131nda \u0130stanbul\u2019un bat\u0131s\u0131nda, Orta Marmara\u2019da 6,8\u2019den b\u00fcy\u00fck deprem kay\u0131tlar\u0131n\u0131n bulunmamas\u0131 yukar\u0131daki g\u00f6r\u00fc\u015f\u00fc destekler niteliktedir. \u00d6te yandan deprem odak derinliklerine g\u00f6re Orta Marmara\u2019da yakla\u015f\u0131k 10 kilometre olan deprem \u00fcretme \u00f6zelli\u011fine sahip kabu\u011fun do\u011fuya ve bat\u0131ya do\u011fru karaya gidildik\u00e7e kal\u0131nla\u015fmas\u0131 yukar\u0131daki say\u0131y\u0131 destekleyen bir di\u011fer veridir. 1999 K\u00f6rfez depreminden sonra bug\u00fcne dek orta Marmara ve Kumburgaz faylar\u0131 \u00fczerinde b\u00fcy\u00fckl\u00fc\u011f\u00fc 3,5-4,5 aras\u0131nda \u00e7ok say\u0131da s\u0131\u011f deprem olu\u015fmu\u015ftur. Marmara\u2019da son olu\u015fan 5,8 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki depremde ayn\u0131 b\u00f6lgede 7 kilometre derinlikte geli\u015fmi\u015ftir. \u00d6zetle Orta Marmara ve Kumburgaz faylar\u0131 muhtemelen zay\u0131f ve ince deprem \u00fcreten kabukta ancak 10 km derinlik boyunca kilitlendi\u011fi i\u00e7in fazla enerji biriktirememekte, fay, 6,5\u2019den k\u00fc\u00e7\u00fck karakteristik depremlerle (creep) yoluna devam etmektedir. Oysa 1912 \u015eark\u00f6y, M\u00fcrefte ve 1999 \u0130zmit depremlerinde Kuzey Anadolu fay\u0131 nispeten daha g\u00fc\u00e7l\u00fc kabukta 10 kilometreden daha fazla derinlik boyunca kilitlenerek ve daha fazla enerji biriktirterek 7\u2019den b\u00fcy\u00fck depremler \u00fcretebilmi\u015flerdir. Ba\u015fka deyi\u015fle Orta Marmara\u2019da olabilecek en b\u00fcy\u00fck depremin b\u00fcy\u00fckl\u00fc\u011f\u00fc 6,5 civar\u0131nda olup, y\u0131k\u0131c\u0131l\u0131\u011f\u0131 1999 \u0130zmit depreminden 30 kat daha az olmal\u0131d\u0131r\u201d ifadelerini kulland\u0131.<\/p>\n","protected":false},"excerpt":{"rendered":"
KARADEN\u0130Z TEKN\u0130K \u00dcN\u0130VERS\u0130TES\u0130 (KT\u00dc) ESK\u0130 \u00d6\u011eRET\u0130M \u00dcYES\u0130 JEOLOJ\u0130 M\u00dcHEND\u0130S\u0130 PROF. DR. OSMAN BEKTA\u015e, \u201cMARMARA\u2019NIN KABUK YAPISI 7\u2019DEN K\u00dc\u00c7\u00dcK DEPREM OLU\u015eUMUNU DESTEKLER\u201d DED\u0130.<\/p>\n","protected":false},"author":1,"featured_media":212085,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[18578,23305,6515,221,279,53613,1166,12025,53614,2750,264],"class_list":["post-212084","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-genel","tag-destekler","tag-7den","tag-bektas","tag-deprem","tag-dr","tag-kabuk","tag-kucuk","tag-marmaranin","tag-olusumunu","tag-prof","tag-yapisi"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.tvturk.com\/wp-content\/uploads\/2019\/10\/prof-dr-bektas-marmaranin-kabuk-yapisi-7den-kucuk-deprem-olusumunu-destekler_8638c6f.jpg?fit=1000%2C666","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/paKIfm-TaI","_links":{"self":[{"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/posts\/212084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/comments?post=212084"}],"version-history":[{"count":0,"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/posts\/212084\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/media\/212085"}],"wp:attachment":[{"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/media?parent=212084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/categories?post=212084"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.tvturk.com\/index.php\/wp-json\/wp\/v2\/tags?post=212084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}