?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+EXTENDED+LIFE+KEKUATAN+STRUKTUR+RANGKA+ATAP%0D%0ABAJA+BENTANG+BESAR+DENGAN+PENDEKATAN+NON-DESTRUCTIVE%0D%0A%0D%0ATEST+SERTA+LIFE+CYCLE+COST+ANALYSIS+(LCCA)%0D%0A%0D%0A(Studi+Kasus%3A+Gudang+Biru)&rft.creator=FEBRIANA+%2C+MELATI+SUKMANINGRUM&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.subject=720+Arsitektur&rft.description=Gudang+Biru+saat+ini+diindikasikan+terjadi+kerusakan+pada+struktur+atap+baja+akibat%0D%0Apenurunan+tanah+(settlement)+pada+saat+usia+bangunan+25+tahun+dengan+sisa+umur%0D%0Alayan+25+tahun.+Tujuan+penelitian+ini+merekomendasikan+perbaikan+yang+tepat+dan%0D%0A%0D%0Aekonomis.+Berdasarkan+hasil+pengamatan+visual+bangunan+dan+pengujian+Non-%0D%0ADestruktive+Test+(NDT)+dengan+hardenes+test+dan+ultrasonic+thicknes+gauge+test%0D%0A%0D%0Adiketahui+kerusakan+yang+terjadi+berupa+korosi%2C+kerusakan+penutup+atap+baja+dan%0D%0Abaseplate+yang+hal+ini+dapat+mendegradasi+kekuatan+struktur+gedung.+Analisis%0D%0Aperkuatan+struktur+baja+dengan+SAP2000+pada+profil+yang+mengalami+overstress%0D%0Adilakukan+perkuatan+dengan+dua+metode.+Perkuatan+pertama+dengan+metode%0D%0Apenebalan+pelat+baja+dengan+ketebalan+2+mm.+Penambahan+pelat+ketebalan+2+mm%0D%0Amenunjukkan+warna+hijau.+Hasil+analisis+perkuatan+metode+pertama+dibutuhkan%0D%0Apenebalan+pelat+2+mm+untuk+profil+L50.50.5+dan+L100.100.10.+Perkuatan+metode%0D%0Akedua+perkuatan+dengan+Carbon+Fiber+Reinforced+Polymer+(CFRP).+Hasil%0D%0Aperhitungan+untuk+profil+L50.50.5+membutuhkan+1+lapisan+CFRP+dan+profil%0D%0AL100.100.10+membutuhkan+2+lapis+CFRP+dalam+pelaksanaan+perkuatan.+Dua%0D%0Ametode+perkuatan%2C+dilakukan+analisis+biaya+siklus+hidupnya+terdapat+enam+skenario%0D%0Adengan+berbagai+asumsi.+Kondisi+terbaik+terjadi+pada+skenario+5+yaitu+dengan%0D%0Aperkuatan+pelapisan+CFRP+dan+keuntungan+10%25+pertahun+dari+harga+sewa+dengan%0D%0Anilai+BCR+1%2C41+dan+NPV+sebesar+Rp13.394.820.285%2C38.+Asumsi+usia+bangunan+50%0D%0Atahun%2C+discount+rate+10%25%2C+dan+nilai+sisa.+Keseluruhan+skenario+menunjukkan+hasil%0D%0Aakhir+memenuhi+persyaratan+analisis+layak+ekonomi+dan+finansial+yaitu+NPV%3E0%2C%0D%0Adan+BCR%3E1+sehingga+dinyatakan+bahwa+proyek+renovasi+Gudang+dapat+dilanjutkan%0D%0Ake+tahap+berikutnya+karena+memberikan+keuntungan+bagi+perusahaan.%0D%0AKata+kunci%3A+Non-Destructive+Test+(NDT)%2C+Penebalan+Pelat%2C+Fiber+Reinforced%0D%0APolymer%2C+Net+Present+Value%2C+Benefit+Cost+Ratio.%0D%0A%0D%0AThe+Blue+Warehouse+is+currently+indicated+to+have+damage+to+the+steel+roof+structure%0D%0Adue+to+soil+settlement+after+25+years+of+the+building's+age%2C+with+a+remaining+service%0D%0A%0D%0Alife+of+25+years.+The+aim+of+this+study+is+to+recommend+appropriate+and+cost-%0D%0Aeffective+repairs.+Based+on+visual+observations+of+the+building+and+Non-Destructive%0D%0A%0D%0ATesting+(NDT)+with+hardness+tests+and+ultrasonic+thickness+gauge+tests%2C+the+damage%0D%0Aidentified+includes+corrosion%2C+deterioration+of+the+steel+roof+cover%2C+and+baseplate%2C%0D%0Awhich+can+degrade+the+structural+strength+of+the+building.+Structural+reinforcement%0D%0Aanalysis+with+SAP2000+for+profiles+experiencing+overstress+was+conducted+using%0D%0Atwo+methods.+The+first+reinforcement+method+involves+thickening+the+steel+plate+by%0D%0A2+mm.+The+addition+of+a+2+mm+thick+plate+shows+a+green+indication.+The+analysis%0D%0Aresults+of+the+first+reinforcement+method+show+that+a+2+mm+thick+plate+is+needed+for%0D%0Aprofiles+L50.50.5+and+L100.100.10.+The+second+reinforcement+method+involves%0D%0Ausing+Carbon+Fiber+Reinforced+Polymer+(CFRP).+The+calculations+show+that+profile%0D%0AL50.50.5+requires+1+layer+of+CFRP%2C+while+profile+L100.100.10+requires+2+layers+of%0D%0ACFRP+for+reinforcement.+A+cost-benefit+analysis+of+the+two+reinforcement+methods%0D%0Awas+performed%2C+considering+six+scenarios+with+various+assumptions.+The+best%0D%0Acondition+occurs+in+scenario+5%2C+which+involves+CFRP+layering+with+a+10%25+annual%0D%0Aprofit+from+rental+income%2C+resulting+in+a+Benefit-Cost+Ratio+(BCR)+of+1%2C41+and+a%0D%0ANet+Present+Value+(NPV)+of+Rp13%2C394%2C820%2C285.38.+The+assumptions+include+a%0D%0Abuilding+lifespan+of+50+years%2C+a+discount+rate+of+10%25%2C+and+residual+value.+All%0D%0Ascenarios+show+final+results+meeting+the+economic+and+financial+feasibility%0D%0Arequirements%2C+i.e.%2C+NPV+%3E+0+and+BCR+%3E+1%2C+thus+indicating+that+the+renovation+project%0D%0Afor+the+Warehouse+can+proceed+to+the+next+stage+as+it+provides+benefits+to+the%0D%0Acompany.%0D%0AKeywords%3A+Non-Destructive+Test+(NDT)%2C+Steel+Plate+Thickening%2C+Fiber+Reinforced%0D%0APolymer+(FRP)%2C+Net+Present+Value+(NPV)%2C+Benefit+Cost+Ratio+(BCR).&rft.publisher=FAKULTAS+TEKNIK&rft.date=2024-08-09&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82256%2F1%2F1.%2520ABSTRAK%2520%2520-%2520Febriana%2520Melati.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila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