Leksmono Putranto
Program Studi Sarjana Teknik Sipil, Universitas Tarumanagara

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ANALISIS KESESUAIAN INSTALASI CONCRETE LEVEL CROSSING PADA PERLINTASAN KERETA API SEBIDANG Gilbert Matthew; Leksmono Putranto
JMTS: Jurnal Mitra Teknik Sipil Volume 9, Nomor 3, Agustus 2026
Publisher : Prodi Sarjana Teknik Sipil, FT, Universitas Tarumanagara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24912/jmts.v9i3.37364

Abstract

Level crossings are accident-prone areas; the use of concrete level crossings offers a solution to enhance safety and comfort. However, their installation requires evaluation to ensure compliance with technical requirements set forth in Ministry of Transportation Regulations No. 36/2011, No. 60/2012, and No. 94/2018, as well as the Decree of the Director General of Land Transportation No. 770/2005. The study was conducted at Level Crossing JPL 174 in Citeras, Lebak Regency. Primary data—obtained through field surveys and measurements—covered six parameters  regarding crossing geometry and six parameters regarding infrastructure completeness. The evaluation of the concrete level crossing installation revealed that three geometric parameters met regulatory standards: intersection angle (78° ≥ 45°), sight distance (135 m ≥ 100 m), and horizontal alignment (straight). Conversely, three parameters failed to meet regulations: crossing width (8.5 m > 7 m), road gradient (2.8% > 2%), and elevation deviation (+8 mm > ±5 mm). Regarding infrastructure completeness, five components complied with regulations—warning signs, crossing gates, early warning systems, speed limit signs, and crossing location signs—while one component failed to meet requirements: the road markings, which were beginning to fade. Immediate remedial actions are recommended for the parameters that did not meet regulatory requirements. Abstrak Perlintasan sebidang merupakan daerah  rawan kecelakaan, penggunaan Concrete Level Crossing menjadi salah satu solusi dalam meningkatkan keselamatan dan kenyamanan, namun instalasinya perlu dievaluasi agar sesuai dengan persyaratan teknis yang ditetapkan dalam Peraturan Menteri Perhubungan Nomor 36 Tahun 2011, Peraturan Menteri Perhubungan Nomor 60 Tahun 2012, Peraturan Menteri Perhubungan Nomor 94 Tahun 2018, dan SK Dirjen Perhubungan Darat Nomor 770 Tahun 2005. Lokasi penelitian pada Perlintasan Sebidang JPL 174 Citeras, Kabupaten Lebak. Data primer melalui survei dan pengukuran di lapangan berupa data geometrik perlintasan terdapat 6 parameter, data kelengkapan infrastruktur berjumlah 6 parameter.  Hasil evaluasi kesesuaian instalasi Concrete Level Crossing pada lokasi penelitian berupa parameter geometrik dimana 3 parameter memenuhi regulasi yaitu Sudut perpotongan (78°) ≥ 45°, Jarak pandang (135 m) ≥ 100 m,  Alinemen horizontal (lurus), 3 parameter tidak memenuhi regulasi yaitu Lebar perlintasan (8,5 m) > 7 m, Gradien jalan (2,8%) > 2% , Deviasi elevasi (+8 mm) > ±5 mm. Pada data kelengkapan infrastruktur lima komponen memenuhi persyaratan regulasi yaitu rambu peringatan, palang pintu, sistem peringatan dini, rambu batas kecepatan, rambu lokasi perlintasan, dan satu komponen kurang memenuhi persyaratan regulasi yaitu marka jalan yang mulai memudar.  Rekomendasi perbaikan segera dilakukan pada parameter yang tidak memehuni persyaratan regulasi.
ANALISIS METODE IMPORTANCE PERFORMANCE ANALYSIS PADA PELAYANAN DAN FASILITAS DI DALAM BUS TRANSJAKARTA KORIDOR S11 Alexander Christopher Sukardi; Leksmono Putranto
JMTS: Jurnal Mitra Teknik Sipil Volume 9, Nomor 3, Agustus 2026
Publisher : Prodi Sarjana Teknik Sipil, FT, Universitas Tarumanagara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24912/jmts.v9i3.37392

Abstract

The development of high-quality public transportation supports the Sustainable Development Goals (SDGs), particularly Goal 11 (Sustainable Cities and Communities) by providing safe, comfortable, and sustainable transport services. This study aims to analyze the service quality and onboard facilities of the Transjakarta S11 Corridor and their relationship to public satisfaction using the Importance Performance Analysis (IPA) method. A quantitative approach was employed by distributing questionnaires to 100 respondents selected using the Slovin formula. The results indicate an average performance score of 248 and an average expectation score of 207. IPA classified the service attributes into four quadrants: Quadrant A with 3 attributes requiring immediate improvement, Quadrant B with 7 attributes to maintain, Quadrant C with 3 low-priority attributes, and Quadrant D with 6 attributes considered excessive in performance. The findings are expected to serve as an evaluation for PT Transportasi Jakarta in improving service quality and onboard facilities, enhancing public satisfaction, and supporting sustainable public transportation development in line with the SDGs. Abstrak Perkembangan transportasi publik yang berkualitas merupakan salah satu upaya mendukung Sustainable Development Goals (SDGs), khususnya Tujuan 11 (Kota dan Permukiman yang Berkelanjutan) melalui penyediaan sistem transportasi yang aman, nyaman, dan berkelanjutan. Penelitian ini bertujuan menganalisis kualitas layanan dan fasilitas di dalam Bus Transjakarta Koridor S11 terhadap kepuasan masyarakat menggunakan metode Importance Performance Analysis (IPA). Penelitian menggunakan pendekatan kuantitatif dengan penyebaran kuesioner kepada 100 responden yang dipilih menggunakan rumus Slovin. Hasil penelitian menunjukkan bahwa rata-rata nilai kinerja sebesar 248 dan rata-rata nilai harapan sebesar 207. Analisis IPA mengelompokkan atribut pelayanan ke dalam empat kuadran, yaitu Kuadran A sebanyak 3 atribut sebagai prioritas utama perbaikan, Kuadran B sebanyak 7 atribut yang perlu dipertahankan, Kuadran C sebanyak 3 atribut dengan prioritas rendah, dan Kuadran D sebanyak 6 atribut yang memiliki kinerja relatif berlebih. Hasil penelitian diharapkan menjadi bahan evaluasi bagi PT Transportasi Jakarta dalam meningkatkan kualitas layanan dan fasilitas guna meningkatkan kepuasan masyarakat serta mendukung pengembangan transportasi publik yang berkelanjutan.
PENGARUH INTEGRASI MASS RAPID TRANSIT DAN TRANSJAKARTA DALAM MENDUKUNG TRANSPORTASI PUBLIK TERINTEGRASI DI DKI JAKARTA Keanu Winoko; Leksmono Putranto
JMTS: Jurnal Mitra Teknik Sipil Volume 9, Nomor 3, Agustus 2026
Publisher : Prodi Sarjana Teknik Sipil, FT, Universitas Tarumanagara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24912/jmts.v9i3.37397

Abstract

High private vehicle usage in DKI Jakarta triggers severe traffic congestion and increased greenhouse gas emissions. This research analyzes the role of multimodal integration between MRT Jakarta and Transjakarta in supporting the accelerated transition toward a low-carbon city economy. Through a quantitative transportation engineering approach, primary data were gathered from 113 commuters utilizing integration nodes along Corridor 1 and Corridor 8. The data were analyzed using the Importance-Performance Analysis (IPA) method on a Cartesian diagram with a central cross-average cut-off point of (2.988;2.938). The results indicate that electronic payment system reliability (A5), pedestrian security (A6), integrated routing effectiveness (A8), and the affordable bundled tariff (A7) successfully achieved superior performance in Quadrant B (Keep Up the Good Work). Conversely, critical constraints were identified in Quadrant A (Top Priority), marked by low performance in digital route information accessibility (A1) and physical pedestrian circulation limitations (A4) due to bottleneck crowding and lack of sheltered walkways. In conclusion, flexible adaptive management driven by real-time data is highly required for regulators and operators to optimize pedestrian geometries and standardize circulation information to achieve a seamless transfer ecosystem. Abstrak Tingginya penggunaan kendaraan pribadi di DKI Jakarta memicu permasalahan kemacetan lalu lintas serta peningkatan emisi gas buang. Penelitian ini bertujuan untuk menganalisis peran keterpaduan antarmoda antara Moda Raya Terpadu (MRT) Jakarta dan Transjakarta sebagai jaringan transportasi publik terintegrasi guna mendukung akselerasi transisi menuju ekonomi karbon rendah. Melalui pendekatan kuantitatif rekayasa transportasi, data primer dikumpulkan dari 113 komuter aktif di simpul integrasi Koridor 1 dan Koridor 8. Data dianalisis menggunakan metode Importance-Performance Analysis (IPA) berbasis diagram Kartesius dengan titik potong sentral (2,988; 2,938). Hasil penelitian menunjukkan bahwa atribut keandalan sistem pembayaran elektronik (A5), jaminan keamanan pedestrian (A6), efektivitas penataan rute koridor terpadu (A8), dan keterjangkauan tarif kombinasi (A7) berhasil mencapai performa unggul di Kuadran B (Pertahankan Prestasi). Sebaliknya, kendala kritis ditemukan pada Kuadran A (Prioritas Utama), yaitu rendahnya kinerja aksesibilitas informasi rute digital (A1) serta keterbatasan sirkulasi fisik pedestrian (A4) akibat munculnya titik penumpukan penumpang (bottleneck) dan ketiadaan kanopi peneduh (sheltered walkway). Kesimpulannya, diperlukan penerapan adaptasi manajemen yang fleksibel berbasis data waktu-nyata oleh regulator dan operator demi mewujudkan ekosistem perpindahan yang tanpa hambatan (seamless transfer).