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A study on the operational performance of the Trans Padang bus Corridor VI (City center - Andalas University) Adji, Bayu Martanto; Jonrinaldi, Jonrinaldi; Masrilayanti, Masrilayanti; Narny, Yenny; Andriani, Andriani; Handayani, Putri Bian; Putri, Amalia Yunia
Journal of Integrated and Advanced Engineering (JIAE) Vol 4, No 1 (2024)
Publisher : Akademisi dan Saintis Indonesia (ASASI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51662/jiae.v4i1.131

Abstract

Trans Padang is an integrated highway bus system in Padang City that has operated since January 2014. Buses run every day from 06.00 WIB to 19.00 WIB. No literature has been cited. Trans Padang Corridor VI Bus serves the corridor Andalas University to the city center, and the route distance is ±13. 14 km. In this research, a study was carried out to determine whether the operations of the Trans Padang Corridor VI Bus were following the Decree of the Director General of Land Transportation No. SK.687/AJ.206/DRJD/2002. Six parameters were studied: load factor, headway, waiting time, travel time, stopping time at bus stops, bus speed, and bus fleets. Two methods were used to collect data: a dynamic and static survey. dynamic survey was carried out to record the departure and arrival times of buses at each bus stop, the number of passengers getting on and off, the distance traveled by the bus, the bus route, the bus stop, the bus travel time, and the bus stopping time. static survey is carried out to record the arrival and departure times of buses at certain stops. The study results show that only the waiting time parameters follow the technical instructions; the existing waiting time is 6.03, and in the technical instructions, the waiting time is set at 5-10 minutes.
Analisa Level Kinerja Struktur Pada Bangunan 12 Lantai Dengan Metode Pushover Zuher, M. Hasbi; Sidiq, Zairah Nabila; Nasution, Ade Prayoga; Masrilayanti, Masrilayanti; Sunaryati, Jati
Jurnal Talenta Sipil Vol 7, No 1 (2024): Februari
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/talentasipil.v7i1.508

Abstract

There have been many earthquakes in Indonesia, especially West Sumatra. There was a fairly large earthquake, one of which was in 2009 with a magnitude of 7.6 on the Richter scale centered in Padang Pariaman, causing damage to vulnerable structures and loss of life. Therefore, evaluating the seismic vulnerability of buildings before an earthquake occurs is an important step in preventing damage to buildings and loss of life. In this study, a pushover analysis was carried out to determine the level of structural performance. The method used is a 12-storey building where both the existing building and its detailed properties are known, modeled using the Software Structural Analysis Program (SAP2000) Version 23. From the analysis results, the structure of the 12-storey building will experience the first yield point when given the 3rd pushover load, both at in the X-direction and Y-direction and the building structure will collapse when given the 10th pushover load in the X-direction and the 8th in the Y-direction. The performance level of the 12-story building structure is included in the Damage Control (DO) category level for the X-X direction, which means the transition between Immediate Occupancy (IO) and Life Safety (LS). Meanwhile, in the Y-Y direction, the structure is included in the Immediate Occupancy (IO) category level. Thus, in this case the building is still able to withstand the burden of the earthquake that occurred, the building can also be used again when it has received the earthquake load and the risk of human casualties is relatively small.
Pushover analysis for seven Storey building in an earthquake risk area Masrilayanti, Masrilayanti; Wahyuni, Nur; Amrina, Elita; Adji, Bayu Martanto
Journal of Integrated and Advanced Engineering (JIAE) Vol 4, No 2 (2024)
Publisher : Akademisi dan Saintis Indonesia (ASASI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51662/jiae.v4i2.130

Abstract

West Sumatra Province, especially Padang City, is one of the earthquake-prone areas because it is located on the west coast of Sumatra, which is tectonically close to the subduction zone, namely the meeting zone or boundary between two tectonic plates where the movement of these two plates results in a large earthquake. As an area that is prone to earthquakes, knowledge about earthquake-resistant structures is very important. One method that is commonly used today is to carry out analysis to obtain the performance level of the structure. A 7-story government building located in an earthquake-prone area will be the object of this research. The building is made of concrete material, with a frame concept and is used for public purposes, so this structure's level of importance is high. This study examines the condition of a government building's resistance to seismic behavior. The method used is to look at the structural behavior of the 7-story building with pushover analysis. The pushover method is one method of the performance-based design concept. With the ATC-4o standard as a reference, the building is analyzed using the pushover method to understand its seismic behaviour. The results obtained indicate that the building is experiencing immediate occupancy conditions.
EVALUATION OF THE STRUCTURE OF CAMPUS II OF MUHAMMADIYAH UNIVERSITY, WEST SUMATERA WITH NON-LINEAR STATIC PUSHOVER Saputra, Romi Sani; RM, Redha Arima; Masrilayanti, Masrilayanti
JURNAL DARMA AGUNG Vol 31 No 4 (2023): AGUSTUS
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Darma Agung (LPPM_UDA)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46930/ojsuda.v31i4.3165

Abstract

Abstract The campus building II of the Muhammadiyah University of West Sumatra is one of the facilities used for the Faculty of Engineering lectures that must be considered both in terms of safety and comfort in the planning process. Being in an earthquake-prone location, the campus II building of the Muhammadiyah University of West Sumatra became the object of this research. All forms of regulations related to building safety have been issued by the government, this is to ensure the quality, both quality and quantity of the building. The purpose of this study was to evaluate the performance of the campus II building of the Muhammadiyah University of West Sumatra from the influence of earthquake forces both from the x direction and from the y direction, then how the collapse pattern occurred. This research was conducted using ETABS V.16.2.1 software to model the building under study and to calculate the performance based design based on the regulations of the Applied Technology Council (ATC-40), FEMA 356 and FEMA 440. The results showed that the shear force obtained from the thrust given in the X-direction was 43.561.8104 kN at Step 8 the displacement value was 317.320 mm and the thrust given in the Y-direction was 39274.5448 kN at Step 11 the value displacement is 289,851 mm. Displacement in the building does not exceed the allowable displacement, so that the building is safe against the design earthquake. The maximum total drift is 0.013 and the maximum In-elastic drift is 0.011, so the building is included in the Damage Control (DO) performance level.
Faktor Permasalahan Interoperabilitas Pada Penerapan Building Information Modeling (BIM) Dalam Proses Analisis Dan Desain Struktur Fitrah, Ridho Aidil; Amrina, Elita; Masrilayanti, Masrilayanti; Kurniawan, Ruddy; Sunaryati, Jati; Rizaldi, Phandu; Azizah, Hanifa Roja
Jurnal Bangunan, Konstruksi & Desain Vol 2 No 2 (2024): Juni 2024
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jbkd.2.2.97-105.2024

Abstract

Interoperability in the context of Building Information Modeling (BIM) refers to the ability of different systems, software, and platforms to collaborate and share BIM information effectively. This enables professionals in the construction industry to work together more efficiently and minimize the risk of data loss or communication errors. Effective BIM interoperability is a critical aspect of the success of BIM implementation in construction projects, from the design process to on-site construction. One phase in BIM is the analysis and design of structures. This research addresses the challenges that arise in implementing BIM interoperability between architectural models and analytical models in multi-story buildings. The study was conducted by simulating reinforced concrete and steel multi-story building models, and obtaining structural element designs using ETABS and Revit software in standardized formats. The simulation results are presented in a workflow that identifies the dominant factors in the interoperability issues of each software. The availability of add-ons or plugins between software is a key factor leading to inconsistencies in data and coordinates, as well as discrepancies in the design results from the analytical model to the architectural model in the process of creating shop drawings.
Studi Perilaku Balok Kastela Dengan Variasi Bentang Dan Jarak Antar Lubang Segidelapan Aryanti, Riza; Masrilayanti, Masrilayanti; Zamel, Redho Alfaro
Jurnal Rekayasa Sipil (JRS-Unand) Vol. 18 No. 3 (2022)
Publisher : Civil Engineering Departement, Andalas University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jrs.18.3.244-254.2022

Abstract

Konstruksi baja merupakan suatu konstruksi dalam pembangunan struktur yang sering digunakan pada saat ini baik dalam pembangunan gedung maupun jembatan. Hal ini dikarenakan material baja memiliki banyak kelebihan jika dibandingkan dengan bahan konstruksi lainnya. Seperti sifat baja yang memiliki kuat tarik yang tinggi dan berat sendiri yang lebih ringan walaupun baja memiliki berat jenis yang tinggi yaitu 7850 kg/m3. Seiring berjalannya waktu mulai ditemukan profil penampang castellated beam yang menjadi salah satu inovasi dalam penggunaan konstruksi baja. Penggunaan castellated beam lebih praktis dan ekonomis. Pada penelitian ini membahas tentang teknologi modifikasi balok profil IWF menjadi balok profil castellated dengan variasi bentang dan jarak antar lubang segidelapan pada bagian badan profil. Profil IWF standar yang digunakan yaitu IWF 150.75.5.7 yang diubah menjadi IWF 300.75.5.7 castellated beam. Properties material penampang yang digunakan yaitu modulus elastisitas (E) 200.000 MPa; poisson ratio (v) 0,3 ; tegangan leleh (fy) 300 MPa dan tegangan ultimit (fu) 450 MPa. Untuk melihat studi perilaku dari masing- masing bentang dan jarak antar lubang segidelapan dilakukan pembebanan secara static monotonic di tengah bentang sampai tercapai kondisi batas penampang dengan menggunakan software MSC Patran dan MSC Nastran. Hasil dari penelitian menunjukkan perubahan profil standar menjadi balok kastela menghasilkan beban ulitimit yang lebih besar. Variasi jarak antar lubang mempengaruhi jumlah lubang yang didapatkan dalam satu bentang yang sama. Penampang yang memiliki nilai beban ultimit dan kekakuan terbesar adalah IWF 300.75.5.7 CB dengan variasi jarak antar lubang 78 mm. Dan Penampang yang memiliki daktilitas terbesar adalah IWF 300.75.5.7 CB dengan variasi jarak antar lubang 39 mm. Penambahan bentang menghasilkan nilai kekakuan semakin kecil dan daktilitas semakin besar.
Seismic Analysis of Minimum Separation Distance for Low-Rise Buildings in Padang City to Prevent Structural Collisions Pratama, Ardi; Masrilayanti, Masrilayanti; Kurniawan, Ruddy; Apdeni, Risma
MOTIVECTION : Journal of Mechanical, Electrical and Industrial Engineering Vol 7 No 1 (2025): Motivection : Journal of Mechanical, Electrical and Industrial Engineering
Publisher : Indonesian Mechanical Electrical and Industrial Research Society (IMEIRS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46574/motivection.v7i1.427

Abstract

This study examines the minimum effective separation distance between buildings necessary to avert structural damage from building pounding in Padang City, an area particularly vulnerable to seismic events. The study examines 45 structures throughout five districts, classified into three categories according to their height-to-width (H/L) ratio: (0.5–1.0), (1.1–1.5), and (1.51–2.0). Three pairs of ground acceleration records—Imperial Valley-06, Tokachi-Oki Aftershock, and Tokachi-Oki Mainshock—were selected and calibrated to align with the target response spectrum of Padang City using linear time-history analysis. The research assesses structural displacement capacity and drift ratio to ascertain the necessary minimum separation distances. The findings reveal that the minimum separation distance for Category A (H/L: 0.5–1.0), Category B (H/L: 1.1–1.5), and Category C (H/L: 1.51–2.0) spans from 40 cm to 48.4 cm, with a suggested practical separation of 50 cm per building. A separation distance of 1 meter is recommended to reduce the risk of structural collisions during earthquakes. These findings serve as a technical reference for urban planners, engineers, and legislators, facilitating safer building designs, enhanced seismic resilience, and diminished structural damage in earthquake-prone regions.
Fragility Assesment of Mid-Rise RC Building using HAZUS Method in High Seismic Zone Zuher, M. Hasbi; Nasution, Ade Prayoga; Sidiq, Zairah Nabila; Masrilayanti, Masrilayanti; Tanjung, Jafril
Jurnal Bangunan, Konstruksi & Desain Vol 1 No 2 (2023): Agustus 2023
Publisher : Universitas Andalas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jbkd.1.2.79-89.2023

Abstract

Earthquake is a pounding that caused by a released energy of ground motion. The earthquake in high seismic zone caused damages and loss of live. Thus, there was important to evaluate the seismic vulnerability of structure before an earthquake was occurred to prevent the damage and safe of lives. The seismic vulnerability can be described by using fragility curves. These fragility curves was developed by HAZUS method that present the probability of the structure damage due to various ground shaking or lateral displacement of the building. This paper addresses the performance based design method to consider the building capacity due to Padang ground motion. Therefore, the damage probability was calculated by using the lognormal distribution with the probabilistic parameter was acquired by HAZUS engineering building module. Then, the fragility assesment of the building was compared in transverse and longitudinal direction. The result reveals that the building is vulnerable to collapse due to Padang ground motion.