Naufal Ariq Pratama
Universitas Pendidikan Indonesia

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Time Performance Analysisi of Hotel Building Construction Project Using Performance Intensity Method Wina Destryan; Siti Nurasiyah; Naufal Ariq Pratama
Portal: Jurnal Teknik Sipil Vol 17, No 2 (2025): October Edition
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/portal.v17i2.7724

Abstract

In project implementation, both owners and contractors place great emphasis on timely completion. However, project delays often occur, necessitating an effective time performance analysis method to minimize the risk of delays. Therefore, a project time performance analysis was conducted by comparing actual field data with the initial plan. This study used a quantitative descriptive approach by analyzing variables from field observation data. The project was scheduled for completion on December 30, 2025, with a duration of 514 calendar days. The analysis was conducted in the 35th and 48th weeks of project implementation. The results in the 35th week showed a slower project completion prediction, namely around February 22, 2026. However, in the 48th week, the project was estimated to be completed earlier, namely on December 27, 2025, where the contractor could save 0.37% of the overall progress of the plan that had been implemented. 
Performance Comparison of Ground Improvement Methods for Settlement Reduction (Case Study: 5000M³ Fuel Tank) Muhammad Bintang Kurniadi; Hermawan Dermawan; Naufal Ariq Pratama
Portal: Jurnal Teknik Sipil Vol 17, No 2 (2025): October Edition
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/portal.v17i2.7733

Abstract

This study compares the effectiveness of three soil improvement methods—Stone Column, Modular Grout Column (MGC), and Deep Soil Mixing (DSM)—in reducing settlement for a 5000 m³ fuel tank. Using a 2D numerical modeling approach, the settlement reduction for each method was analyzed. The results showed that MGC was the most effective, achieving a 52% reduction in settlement, followed by Stone Column (47%) and DSM (39%). These findings emphasize the importance of selecting the appropriate soil improvement method based on soil conditions. For optimal results, increasing column diameter is recommended.
Comparison of Time and Cost Efficiency: Conventional Scaffolding vs. Perth Construction Hire in Building Construction Projects (Case Study: Integrated Medical Education Building, Jenderal Soedirman University) Lutfi Zukhruf Humaira; Siti Nurasiyah; Naufal Ariq Pratama
Portal: Jurnal Teknik Sipil Vol 17, No 2 (2025): October Edition
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/portal.v17i2.7719

Abstract

The selection of scaffolding type is a crucial aspect in construction project execution, as it significantly affects time effectiveness and cost efficiency. This study aims to analyze the cost and time associated with the use of scaffolding and Perth Construction Hire (PCH) in the construction project of the IME Building at Jenderal Soedirman University (UNSOED), and to compare both methods in order to determine the most optimal alternative. The research employs a descriptive quantitative approach, conducted through observation and the collection of secondary data, including detailed engineering design (DED) drawings, Unit Price Analysis (AHSP), and price lists for scaffolding and PCH. The collected data were analyzed to calculate the time productivity and cost of each scaffolding method. The results indicate that PCH is more effective in terms of time, offering a saving of approximately 4 days or 20% compared to scaffolding. However, in terms of cost, scaffolding is more efficient, as the cost of using PCH is approximately 24% higher. Therefore, it can be concluded that PCH excels in time effectiveness, while scaffolding is more suitable for cost efficiency in the execution of this project.
Analisis Risiko Kecelakaan Kerja pada Pekerjaan Struktur Atas Proyek Pembangunan Gedung Bertingkat Menggunakan Metode IBPRP Virgi Irgiansyah; Dewi Yustiarini; Naufal Ariq Pratama
Portal: Jurnal Teknik Sipil Vol 17, No 2 (2025): October Edition
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/portal.v17i2.7861

Abstract

Sektor konstruksi di Indonesia menghadapi tantangan serius terkait Keselamatan dan Kesehatan Kerja (K3), dengan kontribusi signifikan terhadap total kecelakaan kerja nasional. Pekerjaan struktur atas di gedung tingkat tinggi memiliki risiko tinggi karena kompleksitasnya. Penelitian ini bertujuan untuk mengidentifikasi, menilai, dan mengendalikan risiko kecelakaan kerja pada pekerjaan struktur atas di Proyek Pembangunan Learning Center Bank Tabungan Negara Dago Pakar, Bandung. Studi ini menggunakan metode deskriptif kuantitatif dengan pendekatan Analisis Identifikasi Bahaya, Penilaian Risiko, Penentuan Pengendalian Risiko, dan Peluang (IBPRP), sesuai dengan Permen PUPR No. 10 Tahun 2021. Data primer diperoleh melalui wawancara dengan responden ahli dan pekerja, serta data sekunder dari studi literatur dan dokumen proyek. Hasil menunjukkan 21 aktivitas pekerjaan struktur atas, dengan 50 variabel risiko tergolong tinggi dan 48 sedang. Pengendalian risiko awal meliputi rekayasa teknis (pengamanan), administrasi (SOP, pelatihan, inspeksi), dan penggunaan Alat Pelindung Diri (APD) seperti helm, sepatu, sarung tangan, dan body harness. Penelitian ini menegaskan pentingnya IBPRP untuk mengelola risiko konstruksi. Disarankan studi lebih lanjut untuk mengeksplorasi variabel risiko spesifik, peran pekerja di K3, dan meningkatkan pengawasan terhadap pekerja.Kata Kunci: Analisis Risiko, Kecelakaan Kerja, IBPRP, Keselamatan Konstruksi
Analisis Risiko Kecelakaan Kerja pada Proyek Konstruksi Bangunan Bertingkat Menggunakan Metode Bowtie Amanda Parahita Padmarini; Dewi Yustiarini; Naufal Ariq Pratama
Portal: Jurnal Teknik Sipil Vol 17, No 2 (2025): October Edition
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/portal.v17i2.7725

Abstract

Abstrak — Industri konstruksi memiliki tingkat risiko kecelakaan kerja yang tinggi, terutama pada proyek gedung bertingkat. Penelitian ini bertujuan menganalisis risiko kecelakaan kerja pada proyek pembangunan gedung pendidikan di Kabupaten Sumedang dengan menyoroti faktor risiko utama serta upaya pengendaliannya. Data diperoleh melalui kuesioner kepada 10 responden berpengalaman minimal dua tahun, kemudian dianalisis menggunakan matriks kemungkinan dan keparahan (AS/NZS 4360:2004) serta metode Bowtie untuk memetakan hubungan antara penyebab, kejadian, dan dampak risiko. Hasil menunjukkan terdapat 45 faktor risiko, dengan empat kategori tinggi, yakni pekerja terjatuh saat pemasangan scaffolding, pengecoran, pembongkaran bekisting, dan teriris alat saat pembesian. Kondisi kerja yang tidak aman dan kelalaian pekerja menjadi penyebab dominan. Pendekatan ini memberikan gambaran komprehensif mengenai pengelolaan risiko pekerjaan struktur atas yang dapat diterapkan pada proyek konstruksi serupa.Kata-kata Kunci: risiko kecelakaan kerja, analisis risiko, metode Bowtie, proyek konstruksi. Abstract — The construction industry presents a high risk of work accidents, particularly in multi-story building projects. This study aims to analyze occupational accident risks in an educational building project in Sumedang Regency by identifying key risk factors and corresponding control measures. Data were obtained from questionnaires distributed to 10 respondents with at least two years of field experience. The analysis employed likelihood and severity matrices (AS/NZS 4360:2004) and the Bowtie method to map the relationship between causes, events, and consequences. Results indicate 45 risk factors, with four classified as high: workers falling during scaffolding installation, concreting, and formwork dismantling, and workers cut by sharp tools during rebar work. Unsafe working conditions and worker negligence were identified as dominant causes. This approach provides a comprehensive understanding of risk management for upper-structure work that can be adapted for similar construction projects.Keywords: work accident risk, risk analysis, Bowtie method, construction project.
PERKEMBANGAN PENELITIAN LIFE CYCLE DALAM KAJIAN LIFE CYCLE COST DAN RENOVASI BANGUNAN: STUDI BIBLIOMETRIK Risa Nur Elga; Dewi Yustiarini; Naufal Ariq Pratama
Construction and Material Journal Vol. 8 No. 1 (2026): Construction and Material Journal Vol. 8 No. 1 Mei 2026
Publisher : Politeknik Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32722/cmj.v8i1.8346

Abstract

This study aims to map the development of Life Cycle Cost (LCC) research in building management and to identify the position of renovation strategies within life cycle–based research structures. A bibliometric approach was applied using Scopus-indexed publications from 2016 to 2026. After screening, 94 relevant articles were analyzed using VOSviewer to examine co-citation networks, publication trends, and keyword co-occurrence patterns. The findings show a significant increase in LCC-related publications since 2019, particularly in journals focusing on energy performance and building sustainability. Keyword network analysis identifies life cycle as the central concept, strongly linked to energy efficiency, costs, life cycle assessment (LCA), and building renovation. The linkage strength of building renovation reaches 41.7% relative to the centrality of life cycle, indicating that renovation has been integrated into life cycle research but has not yet become a dominant theme. Overall, existing studies predominantly emphasize cost evaluation across the building lifespan, with limited integration of physical intervention strategies. These results highlight the need to develop more integrative LCC models that explicitly incorporate renovation strategies as part of sustainable long-term building management.