{"id":12879,"date":"2012-01-12T18:29:32","date_gmt":"2012-01-12T18:29:32","guid":{"rendered":"https:\/\/www.its.ac.id\/news\/2012\/01\/12\/penyebab-runtuhnya-jembatan-kukar-ditemukan\/"},"modified":"2012-01-12T18:29:32","modified_gmt":"2012-01-12T18:29:32","slug":"penyebab-runtuhnya-jembatan-kukar-ditemukan","status":"publish","type":"post","link":"https:\/\/www.its.ac.id\/news\/penyebab-runtuhnya-jembatan-kukar-ditemukan\/","title":{"rendered":"Penyebab Runtuhnya Jembatan Kukar Ditemukan"},"content":{"rendered":"<p>Seperti yang telah diketahui, jembatan Kukar mengalami keruntuhan total tanggal 26 November 2011 saat dilakukan proses pemeliharaan. Penyebab utamanya adalah adanya kesalahan saat proses perencanaan, pelaksanaan dan pemeliharaan jembatan tersebut.<\/p>\n<p>Hidayat mengatakan, sebelum runtuhnya jembatan kukar, diidentifikasi telah terjadi keretakan, perkaratan dan kerusakan di beberapa bagian konstruksi jembatan. Sehingga runtuhnya jembatan gantung terpanjang di Indonesia ini merupakan komulatif dari beberapa faktor yang terjadi.<\/p>\n<p>Dekan Fakultas Teknik Sipil dan Perencanaan (FTSP) ini juga menambahkan, material yang digunakan sebagai bahan pembuatan jembatan tidak memenuhi standar. &#8221;Material yang digunakan adalah FCD 60 (besi tuang, red) yang memilki ketahanan impak rendah,&#8221; terangnya.<\/p>\n<p>Tak hanya itu, dalam proses pelaksanaan juga terjadi kelalaian. Ia menyebutkan, kontraktor jembatan tidak melaksanakan uji geser, uji fatik dan uji impak sebagaimana mestinya. Selain itu, tidak ada pula data proses <em>monitoring<\/em> saat pembangunan awal.<\/p>\n<p>Sedangkan pemicu runtuhnya jembatan Kukar sendiri, diduga akibat putusnya<em> hanger <\/em>(penghubung antar batang) nomor 13 jika dihitung dari<em> pylon<\/em> (menara penyangga) arah Tenggarong. Putusnya <em>hanger<\/em> ini terjadi saat proses<em> jacking<\/em> (proses pengangkatan jembatan).<\/p>\n<p>Akibatnya, ketahanan jembatan berkurang, sehingga dalam waktu 20 detik jembatan Kukar ambruk. &#8221;Setelah runtuhnya <em>hanger<\/em>, terjadi efek domino dalam waktu 20 detik,&#8221; ungkap Hidayat.<\/p>\n<p>Senada dengan Hidayat, Probo pun mengutarakan hal serupa. Runtuhnya jembatan Kukar dikarenakan kurangnya perawatan yang dilakukan. &#8221;Seharusnya setiap tahun dilakukan <em>checking<\/em> (pemeliharaan) dengan biaya minimal dua persen dari biaya awal,&#8221; jelasnya.<\/p>\n<p>Walaupun runtuh, apresiasi harus tetap diberikan. Sebab, jembatan Kukar tak lain merupakan karya asli putra Indonesia. &#8221;Diantara tiga jembatan bentang panjang yang ada, jembatan Kukar menjadi salah satu karya luar biasa anak bangsa,&#8221; terang Probo.<\/p>\n<p>Dosen Teknik Sipil ini juga menambahkan, runtuhnya jembatan Kukar tidak akan menghentikan pembangunan jembatan bentang panjang di Indonesia. &#8221;Ini akan kami jadikan pelajaran supaya pembangunan jembatan bentang panjang selanjutnya dapat lebih sempurna,&#8221; pungkasnya.(ali\/esy)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Teka-teki penyebab runtuhnya jembatan Kutai Kartanegara (Kukar) Kalimantan Timur akhirnya terbongkar. Kamis (12\/1), dua dari sebelas anggota tim ahli jembatan Kukar, Dr Ir Hidayat Soegihardjo MS dan Prof Ir Priyo Suprobo MSc PhD, mengadakan konferensi pers tentang penyebab runtuhnya jembatan Kukar di jurusan Teknik Sipil ITS.<\/p>\n","protected":false},"author":1,"featured_media":12880,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14],"tags":[],"class_list":["post-12879","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-berita-utama"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Penyebab Runtuhnya Jembatan Kukar Ditemukan - ITS News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.its.ac.id\/news\/penyebab-runtuhnya-jembatan-kukar-ditemukan\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Penyebab Runtuhnya Jembatan Kukar Ditemukan - ITS News\" \/>\n<meta property=\"og:description\" content=\"Teka-teki penyebab runtuhnya jembatan Kutai Kartanegara (Kukar) Kalimantan Timur akhirnya terbongkar. 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