?url_ver=Z39.88-2004&rft_id=1915011064&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+U-TURN+TERHADAP+KINERJA+JALAN+(Studi+Kasus+U-Turn+Di+Jalan+Teuku+Cik+Ditiro%2C+Kemiling%2C+Bandar+Lampung)%0D%0A&rft.creator=M.+RIZKA%2C+ALFAKHRI&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.description=U-Turn+merupakan+suatu+fasilitas+lalu+lintas+dua+arah+berupa+bukaan+median+yang+dirancang+agar+kendaraan+dapat+berputar+balik+arah.+U-Turn+diharapkan+bisa+mengatasi+masalah+pergerakan+lalu+lintas.+Tetapi+kenyataannya%2C+fasilitas+putar+balik+arah+seringkali+menimbulkan+masalah+seperti+terjadinya+tundaan+akibat+adanya+kendaraan+yang+melakukan+gerakan+U-Turn+yang+menyebabkan+penurunan+kecepatan+yang+berujung+terjadinya+kemacetan+di+area+sekitar+U-Turn.++Penelitian+ini+dilakukan+untuk+menganalisis+kinerja+ruas+jalan+dengan+%C2%ACU-Turn+dan+tanpa+U-Turn+menggunakan+metode+PKJI+2023+serta+menganalisis+tundaan+dengan+metode+gap+acceptance.+Penelitian+ini+dilakukan+dengan+cara+melakukan+survei+selama+1+hari+kerja+di+jam-jam+sibuk+pagi+dan+sore+hari.+Data-data+yang+disurvei+yaitu+volume+lalu+lintas%2C+hambatan+samping%2C+waktu+tempuh%2C+dan+waktu+gap.+Hasil+survei+kemudian+diolah+menggunakan+Microsoft+Excel+sehingga+didapatkan+output+berupa+volume+jam+puncak%2C+kapasitas+jalan%2C+derajat+kejenuhan%2C+kecepatan+tempuh%2C+waktu+tempuh+dan+tundaan+akibat+waktu+gap.+Hasil+penelitian+dapat+disimpulkan+bahwa+derajat+kejenuhan+pada+jalan+dengan+U-Turn+lebih+besar+dari+jalan+tanpa+U-Turn+yaitu+0%2C70+berbanding+0%2C62.+Kecepatan+pada+jalan+dengan+U-Turn+lebih+kecil+dari+jalan+tanpa+U-Turn+yaitu+18%2C76+km%2Fjam+berbanding+50%2C55+km%2Fjam.+Waktu+tempuh+jalan+dengan+U-Turn+lebih+besar+dari+jalan+tanpa+U-Turn+yaitu+38%2C38+detik+berbanding+14%2C24+detik.+Tundaan+terbesar+yang+terjadi+adalah+tundaan+akibat+waktu+gap+diterima+sore+hari+pada+masing-masing+arah+yaitu+5%2C13+detik+dan+4%2C84+detik.%0D%0AKata+kunci%3A+Derajat+Kejenuhan%2C+Gap+Acceptance%2C+Kecepatan%2C+PKJI+2023%2C+Tundaan%2C+U-Turn%2C+Waktu+Tempuh.%0D%0A%0D%0AU-Turn+is+a+two-way+traffic+facility+in+the+form+of+a+median+opening+designed+for+vehicles+to+make+a+U-turn.+U-Turns+are+expected+to+solve+traffic+movement+problems.+But+in+reality%2C+U-Turn+facilities+often+cause+problems+such+as+delays+due+to+vehicles+making+U-Turn+movements+which+cause+a+decrease+in+speed+which+leads+to+congestion+in+the+area+around+the+U-Turn.+This+study+was+conducted+to+analyze+the+performance+of+road+sections+with+and+without+U-Turns+using+the+PKJI+2023+method+and+analyze+delays+with+the+gap+acceptance+method.+This+research+was+conducted+by+conducting+a+survey+for+1+working+day+in+the+morning+and+evening+peak+hours.+The+data+surveyed+were+traffic+volume%2C+side+obstacles%2C+travel+time%2C+and+gap+time.+The+survey+results+were+then+processed+using+Microsoft+Excel+to+obtain+output+in+the+form+of+peak+hour+volume%2C+road+capacity%2C+degree+of+saturation%2C+travel+speed%2C+travel+time+and+delay+due+to+gap+time.+The+results+of+the+study+can+be+concluded+that+the+degree+of+saturation+on+the+road+with+a+U-Turn+is+bigger+than+the+road+without+a+U-Turn%2C+namely+0.70+versus+0.62.+The+speed+on+the+road+with+a+U-Turn+is+smaller+than+the+road+without+a+U-Turn%2C+which+is+18.76+km%2Fh+versus+50.55+km%2Fh.+The+travel+time+of+the+road+with+U-Turn+is+greater+than+the+road+without+U-Turn%2C+namely+38.38+seconds+versus+14.24+seconds.+The+largest+delays+that+occur+are+delays+due+to+time+gaps+received+in+the+afternoon+in+each+direction%2C+namely+5.13+seconds+and+4.84+seconds.%0D%0AKeywords%3A+Degree+of+Saturation%2C+Delay%2C+Gap+Acceptance%2C+PKJI+2023%2C+Speed%2C+Travel+Time%2C+U-Turn.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2025-01-23&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F85506%2F1%2FABSTRAK%2520-%2520M.%2520RIZKA%2520ALFAKHRI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F85506%2F2%2FSKRIPSI%2520FULL%2520-%2520M.%2520RIZKA%2520ALFAKHRI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F85506%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN%2520-%2520M.%2520RIZKA%2520ALFAKHRI.pdf&rft.identifier=++M.+RIZKA%2C+ALFAKHRI++(2025)+PENGARUH+U-TURN+TERHADAP+KINERJA+JALAN+(Studi+Kasus+U-Turn+Di+Jalan+Teuku+Cik+Ditiro%2C+Kemiling%2C+Bandar+Lampung).++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F85506%2F