?url_ver=Z39.88-2004&rft_id=1815011050&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+HIDROLIKA+DAN+PERENCANAAN+TINGGI+JAGAAN%0D%0A(FREEBOARD)+JEMBATAN+JALUR+GANDA+KERETA+API+%0D%0A+(BH-116+KM.63%2B317)+PADA+WAY+SEPUTIH&rft.creator=HAFIDH+HIBATULLOH%2C+MUHAMMAD&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=601+Filsafat+dan+teori+tentang+teknologi+dan+ilmu+terapan&rft.subject=602+Aneka+ragam+tentang+teknologi+dan+ilmu+terapan&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=%0D%0A+%0D%0AEvaluasi+kondisi+jembatan+eksisting+dilakukan+sebagai+acuan+dalam+perencanaan%0D%0Aulang+suatu+jembatan+dalam+hal+ini+jembatan+kereta+api+jalur+ganda+pada+sungai%0D%0AWay+Seputih%2C+kecamatan+Seputih+Agung%2C+Lampung+Tengah+dengan+beberapa%0D%0Akriteria+yang+harus+terpenuhi+diantaranya+tinggi+jagaan.+Proses+evaluasi+diawali%0D%0Adengan+analisis+hidrologi+menggunakan+metode+HSS+Nakayasu+untuk+periode+ulang%0D%0A5%2C10%2C+25%2C+50+dan+100+tahun+kemudian+dilakukan+analisis+hidraulika+menggunakan%0D%0Aperangkat+lunak+HEC-RAS+v5.0.7.+Diperoleh+debit+banjir+sebesar+444.532+m%0D%0A3%0D%0A%2Fs%2C%0D%0A544.032+m%0D%0A3%0D%0A%2Fs%2C+695.973+m%0D%0A3%0D%0A%2Fs%2C+830.442+m%0D%0A3%0D%0A%2Fs+dan+985.386+m%0D%0A3%0D%0A%2Fs+dan+nilai+elevasi+muka%0D%0Aair+banjir+secara+berturut-turut+yaitu+%2B28.44+m%2C+%2B29.00+m%2C+%2B29.66+m%2C+%2B30.16+m+dan%0D%0A%2B30.71+m+serta+nilai+tinggi+jagaan+jembatan+eksisting+berdasarkan+elevasi+MAB%0D%0Ayaitu+11.56+m%2C+11.00+m%2C+10.34+m%2C+9.84+m+dan+9.29+m+untuk+kala+ulang%0D%0A5%2C10%2C25%2C50+dan+100+tahun.+Sehingga+disimpulkan+jembatan+eksisting+dinilai+aman%0D%0Aterhadap+muka+air+banjir+dan+elevasi+gelagar+terbawah+pada+jembatan+jalur+ganda%0D%0Adirencanakan+mengikuti+elevasi+gelagar+terbawah+jembatan+eksisting.%0D%0A%0D%0AKata+kunci+%3A++jembatan+kereta+api%2C+hidrologi%2C+hidrolika%2C+tinggi+jagaan%2C+HEC-RAS.+%0D%0A%0D%0A%0D%0A%0D%0A+%0D%0AEvaluation+of+the+existing+bridge+conditions+is+carried+out+as+a+reference+in+replanning%0D%0Aa%0D%0Abridge%0D%0Ain%0D%0Athis%0D%0Acase%0D%0Athe%0D%0Adouble%0D%0Atrack%0D%0Arailway%0D%0Abridge%0D%0Aon%0D%0Athe%0D%0AWay%0D%0ASeputih%0D%0A%0D%0Ariver%2C%0D%0ASeputih%0D%0AAgung%0D%0Asub-district%2C%0D%0ACentral%0D%0ALampung%0D%0Awith%0D%0Aseveral%0D%0Acriteria%0D%0Athat%0D%0Amust%0D%0A%0D%0Abe%0D%0A%0D%0Amet+including+the+height+of+the+bridge.+The+evaluation+process+begins+with%0D%0Ahydrological+analysis+using+the+HSS+Nakayasu+method+for+return+periods+of+5%2C+10%2C%0D%0A25%2C+50+and+100+years+and+then+hydraulics+analysis+using+HEC-RAS+v5.0.7+software.%0D%0AObtained+flood+discharge+of+444%2C532+m3%2Fs%2C+544%2C032+m3%2Fs%2C+695%2C973+m3%2Fs%2C+830%2C442%0D%0Am3%2Fs+and+985%2C386+m3%2Fs+and+flood+water+level+elevation+values+are+%2B28.44+m%2C+%2B29.00%0D%0Am%2C+%2B29.+66+m%2C+%2B30.16+m+and+%2B30.71+m+and+the+value+of+the+existing+bridge+height%0D%0Abased+on+the+MAB+elevation+is+11.56+m%2C+11.00+m%2C+10.34+m%2C+9.84+m+and+9.29+m+for%0D%0Athe+return+period+of+5%2C10%2C25%2C50+and+100+years.+So+it+is+concluded+that+the+existing%0D%0Abridge+is+considered+safe+against+flood+water+levels+and+the+bottom+girder+elevation%0D%0Aon+the+double-track+bridge+is+planned+to+follow+the+bottom+girder+elevation+of+the%0D%0Aexisting+bridge.%0D%0A%0D%0AKeywords+%3A++railway+bridge%2C+hydrology%2C+hydraulics%2C+freeboard%2C+HEC-RAS.+&rft.publisher=FAKULTAS+TEKNIK&rft.date=2023-03-21&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F71108%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F71108%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F71108%2F3%2FSKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++HAFIDH+HIBATULLOH%2C+MUHAMMAD++(2023)+ANALISIS+HIDROLIKA+DAN+PERENCANAAN+TINGGI+JAGAAN+(FREEBOARD)+JEMBATAN+JALUR+GANDA+KERETA+API+(BH-116+KM.63%2B317)+PADA+WAY+SEPUTIH.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F71108%2F