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Perbandingan Hasil Evaluasi Kerusakan Jalan Menggunakan Metode PKRMS, SDI, dan IRI dalam Perencanaan Pemeliharaan Jalan Prasetyo, Achmad Chusaini Dwi; Sebayang, Nusa; Ma'ruf, Annur
Jurnal Teknik Sipil MACCA Vol. 10 No. 1 (2025): Jurnal Teknik Sipil MACCA (FEBRUARI 2025)
Publisher : Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/vb9qkr67

Abstract

Evaluasi kondisi jalan diperlukan untuk menentukan prioritas pemeliharaan dan peningkatan infrastruktur. Penelitian ini menganalisis kerusakan jalan menggunakan Provincial/Kabupaten Road Management System (PKRMS), Surface Distress Index (SDI), dan International Roughness Index (IRI) pada ruas jalan provinsi di Kabupaten Kediri. Hasil penelitian menunjukkan bahwa tingkat kemantapan jalan berkisar 70%–100%, dengan dominasi kerusakan berupa retak, lubang, dan deformasi perkerasan. Analisis korelasi antara SDI dan IRI menunjukkan hubungan kuat dalam menentukan tingkat keparahan kerusakan. Rekomendasi penanganan meliputi rehabilitasi pada ruas dengan kerusakan berat serta pemeliharaan rutin dan berkala untuk mempertahankan kondisi jalan. Selain itu, perbedaan estimasi biaya antara PKRMS dan AHSP menekankan perlunya pembaruan data secara berkala untuk meningkatkan akurasi perencanaan anggaran.
Manfaat Irigasi Springkler pada Lahan Fasum untuk Peningkatan Produksi Pertanian Kampung Tangguh Poharin Mundra, I Wayan; Wulandari, Lies Kurniawati; Sebayang, Nusa
Jurnal ABM Mengabdi Vol 10 No 2 (2023): Desember
Publisher : STIE Malangkucecwara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31966/jam.v10i2.1338

Abstract

This community service is the result of research in 2022 which will be poured on community service on the fasum land in Pondok Harapan Indah housing, Jalan Sigura-Gura Malang. Installation of pipes and sprinkler nozzles based on distance and height according to the type of plant that exists. With the potential for water sources and limited land area, farmers' businesses are expected to be able to utilize water efficiently. The sprinkler irrigation system is thought to be an alternative in the provision of irrigation and for this reason it is necessary to test the ability of the irrigation system to vary the distance between the sprinklers and the high sticks to the irrigation radius and its uniformity within a few minutes duration. For a stick height of 1 m with the same sprinkler spacing, a uniformity coefficient of less than 80% is obtained and the optimal irrigation radius is with an average spacing of 6 meters
Scoping Review: Strategies For Managing Non-Conformities In Implementing Construction Contracts In Timor-Leste. João Quintão do Rêgo; Aryuanto Soetedjo; Nusa Sebayang; Nanta Sigit
International Journal of Business and Quality Research Vol. 3 No. 04 (2025): October - December, International Journal of Business and Quality Research (IJ
Publisher : Citakonsultindo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63922/ijbqr.v3i04.2733

Abstract

The construction sector in Timor-Leste plays a vital role in supporting national development and economic growth, primarily through infrastructure projects financed by the government and international donors. However, the implementation of construction contracts in the country frequently encounters various nonconformities, such as delays, technical specification changes, differing interpretations of contract clauses, and cost overruns. These issues reflect weaknesses in contract management systems and the lack of systematic strategies to manage nonconformities during project execution. This study employs a Scoping Review approach to map globally reported strategies for managing construction contract nonconformities and to identify knowledge gaps in developing country contexts, particularly Timor-Leste. The review process follows the PRISMA-ScR guideline, encompassing literature searches in Scopus, ScienceDirect, Taylor & Francis, and Google Scholar databases covering publications from 2000 to 2025. The findings reveal that management strategies for contract nonconformities can be categorized into three main groups: preventive strategies (risk prevention through clear contract design and early communication), resolutive strategies (dispute handling via claims, mediation, and dispute boards), and adaptive strategies (contract flexibility and collaborative approaches). The study highlights the importance of adapting global best practices to the local context of Timor-Leste, taking into account institutional capacity, contractual regulations, and human resource competence. The findings are expected to serve as a foundation for developing more effective contract management policies and practices within Timor-Leste’s construction sector.
Systematic Literature Review: Development of a Traffic Engineering Management Model at Unsignalized Intersections Using a Multiobjective Analysis Approach M. Hasib Al Isbilly; Aryuanto Soetedjo; Nusa Sebayang; Nanta Sigit
International Journal of Technology and Education Research Vol. 4 No. 01 (2026): International Journal of Technology and Education Research (IJETER)
Publisher : International journal of technology and education research

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63922/ijeter.v4i01.2804

Abstract

The rapid growth of urban vehicle ownership has intensified traffic congestion and decreased mobility efficiency, particularly at unsignalized intersections, which remain common in developing countries. These intersections, lacking automated control mechanisms, often experience high delays, long queues, and increased accident risks. This study conducts a Systematic Literature Review (SLR) to synthesize research developments on traffic engineering management models aimed at optimizing unsignalized intersections using multi-objective analysis. Following the PRISMA framework, 48 peer-reviewed articles published between 2013 and 2026 were systematically analyzed from major databases such as Scopus, ScienceDirect, IEEE Xplore, and Google Scholar. The findings reveal a significant evolution from single-objective to multi-objective optimization approaches, emphasizing trade-offs between efficiency, safety, and environmental sustainability. The most frequently applied algorithms include NSGA-II, PSO, and Fuzzy-MCDM, often integrated with simulation tools like VISSIM and SIDRA Intersection. Recent trends indicate growing adoption of AI-driven and machine learning-based hybrid models, enabling adaptive and real-time traffic management. However, research gaps remain, particularly regarding model validation under mixed traffic conditions and real-world implementation using IoT-based traffic data. This study contributes to both theory and practice by providing a structured overview of optimization frameworks and identifying future research directions toward developing adaptive, data-driven, and context-sensitive models. The results serve as a foundation for designing intelligent traffic management systems that improve the performance and safety of unsignalized intersections while supporting sustainable urban mobility.
Manajemen Pengelolaan Springkler Irrigation Dengan Menggunakan Pipa Flexibel Pada Taman Di SMK Nasional Malang Mulyadi, Lalu; Wulandari, Lies Kurniawati; Wijayaningtyas, Maranatha; Sebayang, Nusa; Hardianto, Hardianto
Jurnal ABM Mengabdi Vol 12 No 2 (2025): Desember
Publisher : STIE Malangkucecwara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31966/jam.v12i2.1759

Abstract

This management is a result of community service, a 2022 research project that will be incorporated into community service at Malang National Vocational School. This involves installing sprinkler pipes and nozzles based on the distance and height of the existing plants, using flexible pipes. Because the park is located near a basketball court, the flexible pipes were replaced with permanent pipes for safety. Because our partners are still using manual irrigation, we will be developing an automated system, namely sprinkler irrigation. Surface irrigation is implemented in Indonesia because agricultural land used to have abundant water, while currently, the amount is decreasing. An irrigation system that increases the effectiveness and efficiency of water use is one solution needed to maintain land productivity, one of which is a sprinkler irrigation system. Sprinkler irrigation systems are generally applied to crops with high economic value. This includes determining the layout design of the sprinkler irrigation network, the required capacity of the sprinkler irrigation network, and the appropriate pump type for planning the sprinkler irrigation system. Based on the results of community service activities carried out at SMK Nasional Malang, namely sprinkler irrigation in the park, which produces results, namely the efficiency of garden irrigation water and makes it easier for users, it can be concluded that: the level of user enthusiasm is very high, this is realized by coming to the location on time with a very strong motivation to gain some understanding and insight related to Sprinkler irrigation. The evaluation results show that the increase in air efficiency is very good, namely 50%.