Deprem Ara\u015ft\u0131rma ve Uygulama Merkezi M\u00fcd\u00fcr\u00fc Prof. Dr. Hasan S\u00f6zbilir, “\u0130zmir i\u00e7in en riskli fay \u0130zmir fay\u0131. G\u00fczelbah\u00e7e\u2019den ba\u015flay\u0131p Bal\u00e7ova, Narl\u0131dere, Konak, Alt\u0131nda\u011f ve P\u0131narba\u015f\u0131\u2019na uzanan bu fay, kuzey e\u011fimli yap\u0131s\u0131yla t\u00fcm k\u00f6rfezi etkileyebilecek konumda ve \u00e7al\u0131\u015fmas\u0131 halinde en fazla can kayb\u0131na neden olabilecek fayd\u0131r” dedi.
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Dokuz Eyl\u00fcl \u00dcniversitesi (DE\u00dc) Bilim Kafe Sohbetlerinin 3. konu\u011fu DE\u00dc Deprem Ara\u015ft\u0131rma ve Uygulama Merkezi M\u00fcd\u00fcr\u00fc Prof. Dr. Hasan S\u00f6zbilir oldu. 15 Temmuz Konferans Salonunda ger\u00e7ekle\u015fen programda \u0130zmir ve deprem \u00fczerine de\u011ferlendirmelerde bulunan S\u00f6zbilir, “\u0130zmir\u2019in ilk deprem master plan\u0131 2000 y\u0131l\u0131nda yap\u0131ld\u0131. Aradan 25 y\u0131l ge\u00e7mi\u015f. Bu durum, g\u00fcn\u00fcm\u00fczdeki yap\u0131 stokunun bu planda yer almad\u0131\u011f\u0131 anlam\u0131na gelir. Son 25 y\u0131l i\u00e7inde olu\u015fan yap\u0131la\u015fma dikkate al\u0131nmad\u0131\u011f\u0131 i\u00e7in mevcut master plan bilimsel ve teknik a\u00e7\u0131dan yeterli de\u011fil ve mutlaka g\u00fcncellenmesi gerekir. Bug\u00fcn y\u00fcr\u00fct\u00fclen yap\u0131 envanteri \u00e7al\u0131\u015fmalar\u0131, hem \u0130zmir\u2019de hem de T\u00fcrkiye genelinde yap\u0131lar\u0131n yakla\u015f\u0131k y\u00fczde 60\u2019\u0131n\u0131n depreme dayan\u0131kl\u0131 olmad\u0131\u011f\u0131n\u0131 g\u00f6stermekte. Ancak bu oran, her depremde t\u00fcm kentin etkilenece\u011fi anlam\u0131na gelmez; \u00f6rne\u011fin Bergama fay\u0131 k\u0131r\u0131ld\u0131\u011f\u0131nda \u0130zmir merkez \u00e7ok az etkilenebilir fakat Bergama ciddi hasar g\u00f6rebilir. \u0130zmir\u2019in farkl\u0131 b\u00f6lgelerine da\u011f\u0131lm\u0131\u015f 17 aktif fay ve aktifli\u011fi kesinle\u015fmemi\u015f 4 fayla birlikte kara k\u0131sm\u0131nda toplam 21, denizde ise buna yak\u0131n say\u0131da fay bulunmakta. B\u00f6ylece \u0130zmir\u2019i etkileyebilecek yakla\u015f\u0131k 40 fay vard\u0131r. K\u00f6rfez gibi do\u011fal g\u00fczellikler bile asl\u0131nda bu faylar\u0131n olu\u015fturdu\u011fu jeolojik s\u00fcre\u00e7lerin sonucu ve bu nedenle faylar\u0131 tan\u0131mak, do\u011fru yerle\u015fim kararlar\u0131 i\u00e7in hayati \u00f6nem ta\u015f\u0131r” dedi.<\/p>\n
“S\u0131nd\u0131rg\u0131 depremleri \u00f6l\u00fc faylar\u0131 yeniden harekete ge\u00e7irdi”
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Faylar\u0131n do\u011fup, b\u00fcy\u00fcy\u00fcp ve zamanla \u00f6lebildi\u011fini s\u00f6yleyen S\u00f6zbilir, “Ancak \u00f6l\u00fc faylar bile b\u00f6lgedeki stres de\u011fi\u015firse yeniden aktif hale gelebilir. Son g\u00fcnlerde S\u0131nd\u0131rg\u0131 \u00e7evresinde ya\u015fanan ve say\u0131s\u0131 20 bini a\u015fan depremler bunun \u00f6rne\u011fi. \u0130lk 6.1 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki depremden sonra art\u00e7\u0131lar da\u011fa do\u011fru ilerlemi\u015f ve bu durum da\u011f\u0131n i\u00e7inde daha \u00f6nce haritalanmam\u0131\u015f faylar\u0131n k\u0131r\u0131ld\u0131\u011f\u0131n\u0131 g\u00f6sterdi. Bilim insanlar\u0131 ilk g\u00fcnlerde “hangi fay k\u0131r\u0131ld\u0131?” sorusuna yan\u0131t veremedi. \u00c7\u00fcnk\u00fc beklenen S\u0131nd\u0131rg\u0131 fay\u0131 de\u011fil, onun gerisindeki ba\u015fka faylar \u00e7al\u0131\u015ft\u0131. Arazi \u00e7al\u0131\u015fmalar\u0131nda da\u011f\u0131n i\u00e7inde \u00e7ok say\u0131da \u00f6l\u00fc fay\u0131n bulundu\u011fu, deprem sonras\u0131 mekanizman\u0131n bu faylar\u0131 yeniden harekete ge\u00e7irdi\u011fi g\u00f6r\u00fcld\u00fc. \u0130lk 6.1\u2019lik depremden sonra art\u00e7\u0131lar devam ederken fay\u0131n di\u011fer kolu da tetikledi ve ikinci 6.1-6.2 b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki deprem meydana geldi. Bu s\u00fcre\u00e7 yeni bir depremin daha ya\u015fanma riskini art\u0131rmakta. Devletin b\u00f6lgeyi \u2018afete maruz b\u00f6lge\u2019 ilan ederek m\u00fcdahale etmesi, hasarl\u0131 yap\u0131lar\u0131n bo\u015falt\u0131lmas\u0131 ve muhtemel art\u00e7\u0131lar\u0131n 5.1-5.2\u2019ye kadar \u00e7\u0131kabilece\u011fi uyar\u0131lar\u0131 bu nedenle yap\u0131ld\u0131” \u0130fadelerini kulland\u0131.<\/p>\n
“\u0130zmir i\u00e7in en riskli fay \u0130zmir fay\u0131”
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\u0130zmir\u2019deki faylar\u0131n \u00e7o\u011fu uzun aral\u0131klarla deprem \u00fcreten, “tembel” olarak nitelendirilebilecek faylar oldu\u011funu aktaran S\u00f6zbilir, s\u00f6zlerini \u015fu \u015fekilde noktalad\u0131:
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“Bu durum bir bak\u0131ma avantajd\u0131r; Kuzey Anadolu Fay Zonu gibi 250 y\u0131lda bir b\u00fcy\u00fck deprem \u00fcreten aktif yap\u0131lardan farkl\u0131d\u0131rlar. Marmara\u2019daki fay\u0131n 1766\u2019dan beri stres biriktirdi\u011fi i\u00e7in deprem beklenmekte. Ancak hi\u00e7bir fay bilim insanlar\u0131n\u0131n s\u00f6yledi\u011fine uymak zorunda de\u011fil \u00e7\u00fcnk\u00fc fay davran\u0131\u015f\u0131n\u0131 y\u00fczde y\u00fcz bilmek m\u00fcmk\u00fcn de\u011fil. \u0130zmir i\u00e7in en riskli fay \u0130zmir fay\u0131. G\u00fczelbah\u00e7e\u2019den ba\u015flay\u0131p Bal\u00e7ova, Narl\u0131dere, Konak, Alt\u0131nda\u011f ve P\u0131narba\u015f\u0131\u2019na uzanan bu fay, kuzey e\u011fimli yap\u0131s\u0131yla t\u00fcm k\u00f6rfezi etkileyebilecek konumdad\u0131r ve \u00e7al\u0131\u015fmas\u0131 h\u00e2linde en fazla can kayb\u0131na neden olabilecek fayd\u0131r. Bu fay\u0131n son depremi 1688\u2019dir ve deprem \u00fcretme aral\u0131\u011f\u0131 en az 1000 y\u0131l oldu\u011fundan yak\u0131n zamanda y\u0131k\u0131c\u0131 deprem \u00fcretme ihtimali d\u00fc\u015f\u00fckt\u00fcr; olsa olsa 3-5 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde depremler \u00fcretebilir. Buna kar\u015f\u0131l\u0131k Tuzla fay\u0131 7.2\u2019ye kadar deprem \u00fcretebildi\u011fi i\u00e7in daha tehlikelidir. Ayr\u0131ca Seferihisar-G\u00fclbah\u00e7e fay\u0131 yakla\u015f\u0131k 3000 y\u0131ld\u0131r deprem \u00fcretmemektedir; son depremi 1389\u2019dur ve bu durum \u00f6nemli bir zaman dolulu\u011funa i\u015faret etmektedir.”
<\/p>\n","protected":false},"excerpt":{"rendered":"
Deprem Ara\u015ft\u0131rma ve Uygulama Merkezi M\u00fcd\u00fcr\u00fc Prof. Dr. Hasan S\u00f6zbilir, “\u0130zmir i\u00e7in en riskli fay \u0130zmir fay\u0131. G\u00fczelbah\u00e7e\u2019den ba\u015flay\u0131p Bal\u00e7ova, Narl\u0131dere, Konak, Alt\u0131nda\u011f ve P\u0131narba\u015f\u0131\u2019na uzanan bu fay, kuzey e\u011fimli yap\u0131s\u0131yla t\u00fcm k\u00f6rfezi etkileyebilecek konumda ve \u00e7al\u0131\u015fmas\u0131 halinde en fazla can kayb\u0131na neden olabilecek fayd\u0131r” dedi. Dokuz Eyl\u00fcl \u00dcniversitesi (DE\u00dc) Bilim Kafe Sohbetlerinin 3. konu\u011fu…<\/p>\n","protected":false},"author":1,"featured_media":69012,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-69011","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guncel"],"_links":{"self":[{"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/posts\/69011","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=69011"}],"version-history":[{"count":1,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/posts\/69011\/revisions"}],"predecessor-version":[{"id":69013,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/posts\/69011\/revisions\/69013"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=\/wp\/v2\/media\/69012"}],"wp:attachment":[{"href":"https:\/\/www.egemtv.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=69011"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=69011"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.egemtv.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=69011"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}