<mets:mets xsi:schemaLocation="http://www.loc.gov/METS/ http://www.loc.gov/standards/mets/mets.xsd http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-3.xsd" OBJID="eprint_42893" LABEL="Eprints Item" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mets="http://www.loc.gov/METS/"><mets:metsHdr CREATEDATE="2026-05-25T04:00:18Z"><mets:agent TYPE="ORGANIZATION" ROLE="CUSTODIAN"><mets:name>Repository Universitas Negeri Padang</mets:name></mets:agent></mets:metsHdr><mets:dmdSec ID="DMD_eprint_42893_mods"><mets:mdWrap MDTYPE="MODS"><mets:xmlData><mods:titleInfo><mods:title>Analisis Kestabilan Lereng Tambang Menggunakan&#13;
Metode Janbu Simplified dengan Pendekatan&#13;
Probabilitas Kelongsoran pada PLB Front IV Batukapur&#13;
IUP OP 206,96 Ha PT. Semen Padang, Indarung,&#13;
Provinsi Sumatera Barat</mods:title></mods:titleInfo><mods:name type="personal"><mods:namePart type="given">Dewi</mods:namePart><mods:namePart type="family">Suryani</mods:namePart><mods:role><mods:roleTerm type="text">author</mods:roleTerm></mods:role></mods:name><mods:abstract>PT. Semen Padang merupakan salah satu perusahaan yang bergerak di&#13;
industri pertambangan batukapur (limestone) yang merupakan bahan baku&#13;
pembuatan semen, terletak di Kecamatan Lubuk Kilangan, Kota Padang&#13;
Penambangan dilakukan dengan cara tambang terbuka dengan sistem side hill type&#13;
yaitu sistem penambangan terbuka yang diterapkan untuk menambang batuan yang&#13;
terletak di lereng bukit atau berbentuk bukit. Area PLB (Point Loading Barat)&#13;
merupakan area kegiatan proses loading batukapur pada IUP OP 206,96 Ha. Proses&#13;
penambangan memberi gangguan terhadap massa batuan yang awalnya stabil&#13;
sehingga dibutuhkan perhitungan yang baik agar menghindari terjadinya&#13;
kelongsoran. Hasil analisis lereng aktual menggunakan metode janbu simplified,&#13;
nilai faktor keamanan (FK) didapat sebesar 1.05 dan Probabilistik Kelongsoran&#13;
(PK) didapat sebesar 14.6%. Dan lereng jenuh memiliki nilai faktor keamanan (FK)&#13;
didapat sebesar 0.8 dan Probabilistik Kelongsoran (PK) didapat sebesar 100%.&#13;
Rekomendasi geometri lereng tambang yang dilakukan berdasarkan hasil analisis&#13;
software slide 6.0 didapat nilai faktor keamanan (FK) 1.37 dan probabilistik&#13;
kelongsoran (PK) 0.00%. sedangkan dalam keadaan jenuh hasil faktor keamanan&#13;
(FK) 1.34 dan probabilistik kelongsoran (PK) 0.00% dengan tinggi lereng 70.7 m&#13;
dan kemiringan lereng menjadi 42°. Berdasarkan grafik sensitivity plot material&#13;
yang mempengaruhi kestabilan lereng PLB Front IV PT.Semen Padang yaitu&#13;
material input kohesi (C).</mods:abstract><mods:classification authority="lcc">TN Mining engineering. Metallurgy</mods:classification><mods:originInfo><mods:dateIssued encoding="iso8601">2022-08</mods:dateIssued></mods:originInfo><mods:originInfo><mods:publisher>Universitas Negeri Padang;Teknik Pertambangan FT UNP</mods:publisher></mods:originInfo><mods:genre>Thesis</mods:genre></mets:xmlData></mets:mdWrap></mets:dmdSec><mets:amdSec ID="TMD_eprint_42893"><mets:rightsMD ID="rights_eprint_42893_mods"><mets:mdWrap MDTYPE="MODS"><mets:xmlData><mods:useAndReproduction>
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