?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+PENYEBAB+REL+PATAH+DENGAN+METODE+FAULT+TREE%0D%0AANALYSIS+(FTA)+DAN+ANALISIS+BIAYA+PERBAIKANNYA+DENGAN%0D%0A%0D%0AMETODE+LIFE+CYCLE+COST+(LCC)%0D%0A%0D%0A&rft.creator=VIOLA+%2C+NUR+ANGGITA+PUTRI&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=Peningkatan+volume+penumpang+dan+barang+dalam+transportasi+kereta+api+di%0D%0AIndonesia+berdampak+pada+kondisi+prasarana+perkeretaapian%2C+terutama+pada%0D%0Ainfrastruktur+rel+kereta+api.+Fokus+utama+dari+kondisi+ini+adalah+risiko+kerusakan%0D%0Arel%2C+terutama+pada+rel+patah.+Sehingga+diperlukan+pendekatan+kajian+holistik+untuk%0D%0Amengidentifikasi+akar+penyebabnya+serta+merumuskan+strategi+penanganan+dan%0D%0Aperbaikan+yang+tepat.+Tujuan+penelitian+adalah+untuk+menganalisis+penyebab+rel%0D%0Apatah+dan+biaya+perbaikannya.+Penelitian+ini+menggunakan+metode+Fault+Tree%0D%0AAnalysis+(FTA)+untuk+menganalisis+faktor+penyebabnya+dan+Life+Cycle+Cost+(LCC)%0D%0Auntuk+mengevaluasi+biaya+perbaikannya.+Melalui+FTA%2C+teridentifikasi+23+penyebab%0D%0Amendasar+yang+meliputi+hujan+dengan+kejadian+yang+cukup+ekstrem%2C+pemuaian+pada%0D%0Aarea+lurusan+dan+mud+pumping+yang+merupakan+variabel+risiko+paling+mendasar%0D%0Adari+rel+patah.+Kemudian+dianalisis+tingkat+risiko+dan+menghasilkan+3+risiko+tinggi%2C%0D%0A11+risiko+menengah%2C+11+risiko+rendah%2C+dan+2+risiko+sangat+rendah.+Oleh+karena+itu%2C%0D%0Askala+prioritas+penanganan+perbaikan+rel+patah+dikelompokkan+berdasarkan+nilai%0D%0Atingkat+risiko+dengan+dimulai+dari+risiko+tertinggi+hingga+risiko+terendah.+Penelitian%0D%0Ajuga+menghitung+biaya+penanganan+untuk+perbaikan+rel+patah%2C+dengan+kondisi%0D%0Aterbaik+terjadi+pada+skenario+2%2C+dengan+tingkat+inflasi+sebesar+3%25%2C+dan+nilai+NPV%0D%0Adidapat+Rp+14.647.888.450%2C+nilai+IRR+sebesar+15%2C18%25%2C+dan+nilai+BCR+sebesar+2%2C59.%0D%0ASedangkan+kondisi+terburuk+terjadi+pada+skenario+5%2C+dengan+tingkat+inflasi+sebesar%0D%0A8%25%2C+dan+nilai+NPV+didapat+Rp+5.000.641.484%2C+nilai+IRR+sebesar+13%2C88%25%2C+dan%0D%0Adengan+nilai+BCR+8%2C1.%0D%0A%0D%0AKata+kunci+%3A+BCR%2C+Kereta+Api%2C+Mud+Pumping%2C+Prasarana%2C+Risiko%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AANALYSIS+OF+RAIL+FRACTURE+CAUSES+USING+FAULT+TREE%0D%0AANALYSIS+(FTA)+AND+COST+ANALYSIS+OF+ITS+REPAIR+USING+LIFE%0D%0A%0D%0ACYCLE+COST+(LCC)+METHOD%0D%0A%0D%0ABy%0D%0A%0D%0AVIOLA+NUR+ANGGITA+PUTRI%0D%0A%0D%0AThe+increase+in+passenger+and+freight+volumes+in+Indonesia's+railway+transportation%0D%0Ahas+impacted+railway+infrastructure+conditions%2C+particularly+concerning+the+risk+of%0D%0Arail+damage%2C+notably+rail+fractures.+Hence%2C+a+holistic+approach+is+necessary+to%0D%0Aidentify+root+causes+and+formulate+appropriate+strategies+for+handling+and+repairing%0D%0Athem.+The+research+aims+to+analyze+the+causes+of+rail+fractures+and+their+repair+costs.%0D%0AThis+study+employed+Fault+Tree+Analysis+(FTA)+to+analyze+causal+factors+and+Life%0D%0ACycle+Cost+(LCC)+evaluation+to+assess+repair+costs.+Through+FTA%2C+23+fundamental%0D%0Acauses+were+identified%2C+including+extreme+weather+events+like+heavy+rain%2C+rail%0D%0Aexpansion+in+straight+sections%2C+and+mud+pumping%2C+which+are+the+most+fundamental%0D%0Arisk+variables+leading+to+rail+fractures.+Risk+levels+were+subsequently+analyzed%2C%0D%0Aresulting+in+3+high-risk%2C+11+medium-risk%2C+11+low-risk%2C+and+2+very+low-risk%0D%0Acategories.+Therefore%2C+prioritization+of+rail+fracture+repair+interventions+is+based+on%0D%0Arisk+level%2C+starting+from+highest+to+lowest+risk.+The+research+also+calculates+the+cost%0D%0Aof+handling+broken+rail+repairs%2C+with+the+best-case+scenario+occurring+in+scenario+2%2C%0D%0Aat+an+inflation+rate+of+3%25.+The+NPV+value+obtained+is+Rp+14%2C647%2C888%2C450%2C+the+IRR%0D%0Ais+15.18%25%2C+and+the+BCR+is+2.59.+Meanwhile%2C+the+worst-case+scenario+occurs+in%0D%0Ascenario+5%2C+with+an+inflation+rate+of+8%25.+The+NPV+value+obtained+is+Rp%0D%0A5%2C000%2C641%2C484%2C+the+IRR+is+13.88%25%2C+and+the+BCR+is+8.1.%0D%0A%0D%0AKeywords%3A+BCR%2C+Infrastructure%2C+Mud+Pumping%2C+Railway%2C+Risk&rft.publisher=FAKULTAS+TEKNIK&rft.date=2024-07-12&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87004%2F1%2Fabstrak%2520-%2520Viola%2520Nur%2520Anggita%2520Putri.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87004%2F2%2FSkripsi%2520full_Viola%2520Nur%2520Anggita%2520Putri%252020150110110%2520-%2520Viola%2520Nur%2520Anggita%2520Putri.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F87004%2F3%2FSkripsi%2520full%2520tanpa%2520BAB%25204_Viola%2520Nur%2520Anggita%2520Putri%25202015011010%2520-%2520Viola%2520Nur%2520Anggita%2520Putri.pdf&rft.identifier=++VIOLA+%2C+NUR+ANGGITA+PUTRI++(2024)+ANALISIS+PENYEBAB+REL+PATAH+DENGAN+METODE+FAULT+TREE+ANALYSIS+(FTA)+DAN+ANALISIS+BIAYA+PERBAIKANNYA+DENGAN+METODE+LIFE+CYCLE+COST+(LCC).++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2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