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Evaluasi dan Rekonstruksi Jembatan Menggunakan Pedoman Pemeriksaan Jembatan No. 01/P/BM/2022 (Studi Kasus: Jembatan Desa Pendreh) Esther Viktoria Br Sembiring; Fransisco Happy Riadi Haputra Baru; Okta Meilawaty
Jurnal Serambi Engineering Vol. 11 No. 2 (2026): April 2026
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Jembatan menjadi sarana yang penting dan wajib untuk diperhatikan kondisinya. Jembatan yang dibiarkan begitu saja tanpa adanya penanganan dan pemeliharaan akan menyebabkan jembatan tidak lagi mencapai keamanan dan kenyamanan seperti yang dirancang sebelumnya. Desa Pendreh memiliki anak sungai yang menghalangi sistem jalan sehingga membutuhkan jembatan sebagai solusi dalam menyelesaikan akses jalan. Jembatan tersebut lama tidak dioperasikan serta dalam proses perancangan tidak memperhitungkan standar lalu lintas. Adapun tujuan dilakukannya penelitian ini yaitu memberikan penilaian serta penanganan yang tepat dengan menganalisis kebutuhan penggunaan jalan yang ada di Desa Pendreh yang sudah memenuhi spesifikasi untuk layak digunakan kembali. Penelitian ini menggunakan Pedoman Pemeriksaan Jembatan No. 01/P/BM/2022 dengan jenis pemeriksaan detail. Hasil penelitian menunjukkan jembatan dalam kondisi kritis dan memerlukan penanganan berupa pembangunan jembatan baru dengan pemilihan material komposit yang dianggap optimal dalam mengakomodasi jembatan dengan panjang bentang 17 m. Jembatan termasuk dalam kelas jalan III karena terletak pada pedesaan jalan lokal dengan lalu lintas harian ± 500 kendaraan sehingga jembatan dirancang dengan lebar 3,6 m dan diperkirakan mampu menahan beban truk dengan jenis Mitsubishi PS115 dengan berat kendaraan 85 kN.
Evaluasi Perkerasan Kaku Menggunakan Metode Pavement Condition Index pada Proyek Peningkatan Jalan Emka Albertta Sitepu; Subrata Aditama K.A. Uda; Okta Meilawaty
Jurnal Konstruksi Vol 24 No 1 (2026): Jurnal Konstruksi
Publisher : Institut Teknologi Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33364/konstruksi/v.24-1.3397

Abstract

Evaluation of rigid pavement conditions is very important to ensure the structural and functional performance of roads, particularly in national strategic road projects. Previous research by Rizaldi, Hermansyah, and Mawardin (2023) using the Pavement Condition Index (PCI) method on the Q-R4 section of MUTIP 1 Mandalika Road obtained a PCI score of 90.875, which was categorized as very good. The identified damages consisted of linear cracking, corner cracking, joint filler deterioration, pumping, and mortar and aggregate wear. However, the previous study focused on the general surface condition of the pavement, while the analysis of initial damage to the lean concrete layer remained limited. This study aims to assess the condition of rigid pavement in the Precinct Core and Sumbu Tripraja Road Improvement Project in East Kalimantan using the PCI method. Data were obtained through visual observations, project documentation, and measurements of damage on the lean concrete layer. The results indicate damage in the form of longitudinal and transverse cracks (linear cracks) with a total damaged area of 0.11855 m². The Density value was 0.172346 percent, the Deduct Value was 7.2436, and the Corrected Deduct Value was also 7.2436, resulting in a PCI value of 92.7564, which falls into the very good category. These findings indicate that the pavement condition is excellent and confirm that the PCI method is effective as a basis for evaluating pavement quality and implementing preventive maintenance strategies for rigid pavements.
Analisis Ekuivalensi Penampang Kolom Beton Bertulang Menjadi Concrete Filled Steel Tube (CFST) Terhadap Perpindahan Lateral dan Story Drift Lince Simanjuntak; Okta Meilawaty; Maryanto Maryanto
Jurnal Basement : Jurnal Teknik Sipil Vol. 4 No. 2 (2026): Jurnal Basement : Jurnal Teknik Sipil
Publisher : Program Studi Teknik Sipil Fakultas Teknik Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36873/basement.v4i2.26426

Abstract

The growth of high-rise buildings increases the demand for structural systems with high strength and stiffness. Concrete-Filled Steel Tube (CFST) columns, consisting of steel tubes filled with concrete, are a promising alternative. This study analyzes the equivalence of the reinforcement area in reinforced concrete columns to CFST wall thickness, evaluates the B/t ratio based on SNI 1729:2020, determines the required compact wall thickness, and compares structural responses in terms of lateral displacement and inter-story drift. A quantitative descriptive comparative method was applied using ETABS to model the Integrated Lecture Building of the University of Palangka Raya. Three models were analyzed: the existing reinforced concrete column (Model 1), the reinforcement-equivalent CFST (Model 2), and the SNI 1729:2020-based CFST (Model 3). Model 2 produced wall thicknesses of 1.874–3.532 mm with B/t ratios exceeding the λmax limit, indicating slender sections. Model 3 required wall thicknesses of 13, 9, and 6 mm to satisfy compact criteria. CFST columns reduced lateral displacement by 7.34–22.70% and inter-story drift by 6.63–23.07%.