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Evaluasi Keberlanjutan Aksesibilitas Angkutan Umum di Kota Sukabumi I Made Arka Hermawan; Santun R.P Sitorus; Machfud Machfud; I.F Poernomosidhi Poerwo; Umar Mansyur
Jurnal Penelitian Transportasi Darat Vol. 21 No. 1 (2019): Jurnal Penelitian Transportasi Darat
Publisher : Sekretariat Badan Kebijakan Transportasi, Formerly by Puslitbang Transportasi Laut, Sungai, Danau, dan Penyeberangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25104/jptd.v21i1.989

Abstract

Konsep pembangunan berkelanjutan adalah sesuatu yang harus dilakukan oleh setiap negara dan ditindaklanjuti oleh sektor-sektor di bawahnya seperti transportasi berkelanjutan, terutama yang menyangkut aksesibilitas angkutan umum. Masalah aksesibilitas angkutan umum sangat penting untuk diselesaikan khususnya di daerah perkotaan seperti jarak tempuh, biaya, dan waktu seseorang yang melakukan mobilitas. Tujuan penelitian adalah menganalisis status keberlanjutan aksesibilitas angkutan umum dengan menggunakan kriteria dan indikator aksesibilitas berkelanjutan. Analisis yang digunakan dalam penelitain ini adalah dengan menggunakan Teknik Multidimensional Scalling (MDS) melalui aplikasi Rapfish. Setiap indikator kriteria keberlanjutan transportasi umum di Kota Sukabumi ditentukan oleh pendekatan ekonomi, sosial, lingkungan, kelembagaan dan hukum. Hasil analisis indeks keberlanjutan menunjukkan bahwa untuk kriteria ekonomi sebesar 47,96; kriteria sosial 23,58; kriteria lingkungan 82,95; dan kriteria kelembagaan dan hukum 43,61; sehingga indeks keberlanjutan rata-rata adalah 49,07 dan dapat dikatakan kurang berkelanjutan. Beberapa program kegiatan untuk meningkatkan aksesibilitas angkutan umum di Kota Sukabumi, seperti dalam kriteria ekonomi lebih diarahkan pada penghematan biaya transportasi, seperti meminimalkan biaya operasi kendaraan; kriteria sosial adalah meningkatkan minat publik untuk beralih ke transportasi umum; kriteria lingkungan adalah efisiensi bahan bakar; dan kriteria kelembagaan dan hukum lebih ke arah upaya merencanakan program transportasi berkelanjutan sesuai dengan indikator kunci masing-masing dimensi.  
Comparative Study of Signalized Intersection Performance Analysis Methods Hermawan, Bobby Agung; I Made Arka Hermawan; Anasta Wirawan; Edi Santosa; Veronica; Alfath Satria Negara Syaban; Setya Wijayanta
Jurnal Penelitian Sekolah Tinggi Transportasi Darat Vol 16 No 1 (2025): June 2025
Publisher : Politeknik Transportasi Darat Indonesia - STTD Bekasi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55511/jpsttd.v16i1.717

Abstract

At intersections, traffic performance indicators consist of saturation degree, queue length, and delay. There are several methods commonly used to calculate performance indicators at intersections, including the PKJI method (2023) and the RJ method. Salter (1981). Each method produces different performance values. Between the PKJI 2023 method and the RJ method, it is not yet known which method is most representative of field conditions, therefore it is necessary to identify which method produces performance that is most in accordance with real conditions in the field. There are several differences and similarities between the analysis of signalized intersections with the PKJI 2023 and RJ methods. Salter, namely the emp value between the PKJI 2023 method and the RJ Salter method, it can be seen that the PKJI 2023 method divides the emp into 2 (two), namely protected and opposed emp, while RJ Salter does not divide it. The magnitude of the emp value is also different for each type of vehicle, this is likely due to the characteristics of vehicle behavior and the geometry of the intersection. In addition, the saturation current formula between the two methods is different, but in the PKJI 2023 and RJ methods. Salter has a So variable (basic saturation current) in the formula. Calculation of cycle time analysis, green time, and approach capacity of the 2nd intersection method with the same approach. Calculation of traffic behavior in this case the queue length and traffic delay from the 2 methods are different. The results of the Mann-Whitney test between the median performance parameters from the survey results and PKJI 2023 show that there is a difference. While the test results between PKJI 2023 and RJ. Salter there is no difference.