{"id":46216,"date":"2022-01-17T08:00:50","date_gmt":"2022-01-16T23:00:50","guid":{"rendered":"https:\/\/norimen.net\/wordpress\/?p=46216"},"modified":"2026-05-17T11:14:59","modified_gmt":"2026-05-17T02:14:59","slug":"perhitungan-kemiringan-lereng-gradien-dan-sudut-pengeboran","status":"publish","type":"post","link":"https:\/\/norimen.net\/id\/slope-gradient-drilling-angle-calc\/","title":{"rendered":"[Ilustrasi] Cara Menghitung Sudut Pengeboran dari Kemiringan Hukum"},"content":{"rendered":"<p>Halo semuanya.<\/p>\n<p>Ini Enta.<\/p>\n<p>Saat baru memulai, saya belum begitu memahami konsep kemiringan.<\/p>\n<p>Setelah cukup sering berurusan dengan angka, kita akan menyadari bahwa hal itu sering kita dengar, bukan?<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46217\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e.jpg\" alt=\"Gradien hukum dan sudut\" width=\"600\" height=\"400\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Biasanya, jika dijelaskan dengan menggambar ilustrasi seperti ini, akan lebih mudah dipahami, bukan?<\/p>\n<p>&nbsp;<\/p>\n<p>Pekerja tanah (doko-ya, atau pekerja konstruksi sipil) biasanya menggunakan istilah \u201ckemiringan\u201d, bukan?<\/p>\n<p>Misalnya, 10 persen atau kemiringan 5 menit.<\/p>\n<p>Angka 10 persen, seperti yang terlihat pada gambar di atas, merupakan kemiringan 1 banding 1 dengan menggunakan sumbu vertikal 1 sebagai acuan.<\/p>\n<p>Ini adalah kemiringan saat bergerak sejauh 1 m secara horizontal dan naik 1 m secara vertikal.<\/p>\n<p>&nbsp;<\/p>\n<p>Yang dimaksud dengan kemiringan 5 menit adalah, jika nilai vertikalnya 1, maka nilainya adalah 0,5.<\/p>\n<p>Dalam notasi pada gambar, tertulis 1:0,5.<\/p>\n<p>Jika nilainya 0,3, maka rasionya menjadi 1:0,3.<\/p>\n<p>Secara istilah, kemiringan 10,3 persen (ichi-wari, san-bu, k\u014dbai)<\/p>\n<p>Para ahli survei (ahli pekerjaan tanah) kadang-kadang menyebutnya 10,35 persen (ichi-wari, san-bu, go-rin).<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46218\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-1.jpg\" alt=\"Gradien hukum dan sudut\" width=\"600\" height=\"400\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-1.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/b974301a0875a8c42ebe064c36c9b15e-1-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Dan bagi kami para ahli lereng, sangat penting untuk memahami hal ini berdasarkan sudut.<\/p>\n<p>Ada juga orang yang sudah mengingatnya.<\/p>\n<p>Saat mengekspresikan perbandingan ini dalam bentuk sudut, gunakan kalkulator untuk menghitungnya seperti yang tercantum di bawah ini.<\/p>\n<p><strong><span style=\"font-size: 150%; color: #ff0000;\">=Atan(1\u00f71)<\/span><\/strong><\/p>\n<p><strong><span style=\"font-size: 150%; color: #ff0000;\">= 45 derajat<\/span><\/strong><\/p>\n<p>Atan adalah arktangens.<\/p>\n<p>Kadang-kadang juga disebut sebagai tan-1.<\/p>\n<p>&nbsp;<\/p>\n<p>Mari kita hitung kemiringan 5 menit.<\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">=Atan(1\u00f70,5)<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= 63,4 derajat<\/span><\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>Sudut lereng dengan kemiringan 5 menit adalah 63,4 derajat.<\/p>\n<p>&nbsp;<\/p>\n<p>Anda mungkin berpikir, \u201cApa gunanya tahu hal seperti ini?\u201d, tetapi dalam proses pemasangan tulangan, kami memiliki sudut pengecoran tertentu.<\/p>\n<p>Saat merancang sudut penuangan tersebut,<span style=\"font-size: 150%;\"><strong><span style=\"color: #0000ff;\">Tegak lurus terhadap lereng<\/span><\/strong><\/span>Seringkali perhitungannya dilakukan seperti ini, dan,<\/p>\n<p>Terkadang, pada gambar teknik juga terdapat keterangan yang menyatakan bahwa garis tersebut tegak lurus terhadap lereng.<\/p>\n<p>&nbsp;<\/p>\n<p>Pada saat itu, hitunglah sudut lereng, dan,<span style=\"font-size: 130%;\"><strong><span style=\"color: #ff0000;\">Jika dikurangi dari 90 derajat, hasilnya adalah sudut pengeboran<\/span><\/strong><\/span>akan menjadi.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46219\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/427633e57ef83727771e91d5351c1927.jpg\" alt=\"Kemiringan hukum dan sudut pengeboran\" width=\"600\" height=\"400\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/427633e57ef83727771e91d5351c1927.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/427633e57ef83727771e91d5351c1927-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Karena sudut lereng dengan kemiringan 5 menit adalah 63,4 derajat, maka,<\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= 90 derajat \u2013 63,4 derajat<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-size: 150%;\"><strong><span style=\"color: #ff0000;\">= 26,6 derajat<\/span><\/strong><\/span><\/p>\n<p>&nbsp;<\/p>\n<p>Inilah sudut pengeboran.<\/p>\n<p>Karena tidak boleh sampai Anda pergi ke lokasi kerja tanpa mengetahui hal ini, harap pahami baik-baik bagian ini.<\/p>\n<p>Tentu saja, kita ingin setidaknya bisa menggunakan fungsi-fungsi dasar kalkulator ilmiah, bukan?<\/p>\n<p>&nbsp;<\/p>\n<p>Sebagai informasi tambahan, terkadang (cukup sering) angka tersebut ditampilkan dalam bentuk persentase.<\/p>\n<p>Selain itu, kontraktor utama terkadang juga menyebutkan angka dalam bentuk persentase.<\/p>\n<p>Anda tidak perlu memikirkannya secara rumit, tetapi ini adalah perbandingan ketinggian dengan nilai 1 sebagai acuan.<\/p>\n<p>Anda tidak perlu terlalu mengingat bagian ini, tetapi hal ini akan muncul dalam rambu lalu lintas.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46220\" src=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/7d6d394b90d64a6ba1cea54be7b83a26-700x393-1.jpg\" alt=\"Rambu lalu lintas\" width=\"600\" height=\"337\" srcset=\"https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/7d6d394b90d64a6ba1cea54be7b83a26-700x393-1.jpg 600w, https:\/\/norimen.net\/wordpress\/wp-content\/uploads\/2022\/01\/7d6d394b90d64a6ba1cea54be7b83a26-700x393-1-300x169.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Artinya, kemiringan yang naik 37 m secara vertikal dengan mengacu pada jarak horizontal 100 m.<\/p>\n<p>Kita bisa melihat bahwa jalan ini memiliki kemiringan yang sangat curam.<\/p>\n<p>&nbsp;<\/p>\n<p>Sampai jumpa lagi.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"26Sv1jXike\"><p><a href=\"https:\/\/norimen.net\/id\/jangkar-tulangan-kemiringan-horizontal\/\">Apakah permukaan jalan harus miring atau datar saat pemasangan jangkar tanah dan pemasangan tulangan baja?<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cApakah jalan harus miring atau datar saat pemasangan jangkar tanah dan tulangan baja?\u201d \u2014 Sekolah Pengelolaan Lereng dari Shin-Enta\" src=\"https:\/\/norimen.net\/anchor-rebar-slope-horizontal\/embed\/#?secret=1OEbs9PWSs#?secret=26Sv1jXike\" data-secret=\"26Sv1jXike\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>Halo semuanya. Ini Enta. Dulu, saat baru memulai, saya belum begitu paham tentang kemiringan. Setelah cukup sering berurusan dengan angka-angka, kita mulai sering mendengarnya dan akhirnya mengerti, bukan? Biasanya, penjelasan dengan gambar seperti ini lebih mudah dipahami, bukan?   Tukang galian\u2026<\/p>","protected":false},"author":2,"featured_media":2475,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1886,38],"tags":[181,5001,5002,5003,5004,5005],"class_list":["post-46216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","category-construction-management","tag-181","tag-5001","tag-5002","tag-5003","tag-5004","tag-5005"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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