Student mobility at Sriwijaya University along the Palembang–Indralaya corridor requires an efficient transport service aligned with academic schedules. However, the development of the Student Train (Kertalaya) timetable is constrained by limited operational time slots, as it must comform to the existing national railway timetable (GAPEKA) while also accommodating users’ preferrences travel…
Nanosilica is a material that accelerates the pozzolanic reaction and fills the nanopores of concrete, with particle sizes ranging from 1 to 100 nm and a high specific surface area. It functions to improve the compressive strength of concrete. Nanosilica can be produced through an extraction process from fly ash waste. The materials used in this study include fly ash, NaCl solution, NaOH soluti…
Fly ash is the remaining ash from coal combustion. Silica in fly ash can be used to increase the compressive strength of concrete. Quality nanosilica can be produced by the synthesis process from fly ash waste. The materials used in this study were fly ash, HCl solution, NaOH, distilled water, and kangen water. These materials will be synthesized using the hydrothermal method. This study used v…
Plastic waste is increasing globally and poses significant environmental challenges. High Density Polyethylene (HDPE), one of the most widely produced plastics, is difficult to decompose naturally due to its strength, durability, and chemical resistance, making it a potential alternative construction material and a solution for plastic waste management. This study investigates the effect of pre…
Tiga Dihaji Dam is the first dam that will be built in South Sumatera Province. Sedimentation in this dam can cause shallowing and reduce the effectiveness of the dam’s utilization. This study was conducted to calculate the suspended sediment transport at Tiga Dihaji Dam and compare the results of the calculations with the discharge in the field. The methods used to calculate suspended sedime…
Train has become one of the alternatives that can be used by the University of Sriwijaya students to facilitate mobility. The long distance and the level of effectiveness and efficiency of students to attend lectures from Palembang City to Indralaya is one of the reasons why PT. Kereta Api Indonesia reactivated the railway line specifically for students from Kertapati Station to the station wit…
Palembang City is one of the major cities in Indonesia facing significant flooding issues. These floods are resulted from a combination of natural and human-induced factors. This study evaluates the extent of the anthropogenic causes of flooding from human activities. The primary anthropogenic factors assessed include land subsidence, population density, road density, solid waste generation, an…
Nanosilica is silica with a nano size ranging from 1 to 100 nm, and it functions to enhance the compressive strength of concrete. Nanosilica can be produced through a synthesis process using fly ash. The material used in this study is fly ash. This research uses molarity variations of 1 molar, 2 molar, and 3 molar. In this study, microstructure testing is conducted to analyze the extraction res…
Changes in land use from green areas to impervious areas can lead to an increase in surface runoff. The increase in peak discharge for each annual return period is attributed to changes in the runoff coefficient (C), which subsequently raises the percentage of rainfall that contributes to surface runoff. This study focuses on analyzing trends in land cover change, specifically in areas with the…
Nanosilica is a nano-sized silica that ranges from 1-100 nm and has a function to increase the compressive strength of concrete. Quality nanosilica can be produced with a synthesis process from fly ash waste. The materials used in this research are fly ash, HCl solution, NaOH, Methanol, Ammonia, and demin water. The material will be synthesised using the sol-gel method. This research uses varia…
Functionally, buildings have social, cultural and health functions. One of the buildings that fulfills a health function is a hospital building. As a public building to meet the needs of the community in the health sector, hospital buildings must meet the building reliability aspects stated in government regulation number 16 of 2021 article 27 concerning safety aspects. Planning for pile founda…
Kondisi tanah lunak yang sangat tidak mungkin bisa langsung digunakan untuk konstruksi apabila tidak ada perbaikan terlebih dahulu karena kompresibilitas yang tinggi akibat dari konsolidasi tanah yang merupakan pengaruh dari beban diatas tanah lunak. Metode perbaikan tanah lunak yang dilakukan untuk infrastruktur jalan tol yaitu dengan metode vakum konsolidasi. Pemodelan vakum konsolidasi dilak…
Pemberian layanan yang menjamin kenyamanan dan keselamatan pengguna memiliki hubungan erat dengan penerapan Sistem Manajemen Keselamatan (SMK) pada perusahaan penyedia layanan trasnportasi. Penerapan Sistem Manajemen Keselamatan (SMK) yang berbasis budaya keselamatan dalam pelayanan angkutan umum, sebagaimana diatur dalam Peraturan Menteri Perhubungan Republik Indonesia Nomor 85 Tahun 2018, mer…
Dinding terkekang beton adalah bangunan dengan dinding bata sebagai struktur utama dengan balok dan kolom pengikat sebagai pengekang. Plester didefinisikan sebagai lapisan tunggal atau lebih yang diaplikasikan pada dinding bata atau langit-langit dengan ketebalan yang ditentukan. ANSYS adalah sebuah perangkat lunak yang bertujuan untuk menyelesaikan bermacam-macam masalah rekayasa teknik secara…
Nanosilica particles are silica of very small size on the nanometer scale, namely 1-100 nm. With its very small size, less than 100 nm, nanosilica is very suitable to be synthesized from fly ash waste. This research aims to examine the effect of varying heating times and the use of fly ash on the quality of the produced nanosilica. Fly ash can be used as a constituent material in cement and can…
Closing the level crossing between the railroad and the highway on Jalan Jenderal Sudirman often causes problems, especially if the crossing is closed when the train passes. The problem that arises is the occurrence of queues and the time the vehicle returns to normal shortly after the crossing door is opened on Jalan Jenderal Sudirman, precisely at Prabumulih Market. This study aims to determi…
Permasalahan banjir di Kawasan Perumahan Komplek Sukarame Indah Kota Palembang seringkali terjadi. Penelitian ini bertujuan untuk menghitung kapasitas saluran-saluran yang ada di Kawasan Perumahan Komplek Sukarame Indah serta mengevaluasi saluran eksisting yang tidak dapat menampung debit rencana. Metode pengumpulan data yang digunakan adalah dengan mengumpulkan data primer dan sekunder. Data p…
Instalasi pengolahan air limbah (IPAL) menghasilkan lumpur belum termanfaatkan secara maksimal dapat menimbulkan masalah baru bagi lingkungan. Penelitian ini bertujuan untuk menganalisis karakteristik lumpur hasil pengolahan IPAL Kota Jambi ditinjau dari parameter kimia, analisis karakteristik mekanik, fisik, mikrostruktur dan pemanfaatan dari penambahan limbah lumpur variasi 0%, 5%, 10%, 15% t…
Public transportation is an important means of supporting various community activities in Palembang City. One mode of transportation in this city is conventional public transportation, which has a low level of driver safety behavior and often causes traffic accidents. To overcome this problem, the government provides integrated public transportation, namely LRT feeder public transportation with…
The increasing use of concrete in construction work is increasingly causing natural aggregates to deplete their availability, whereas the demand for concrete is increasing because concrete is an important element in a construction. By utilizing fly ash waste to make artificial aggregates can help reduce environmental pollution. Currently, Geopolymer Concrete with fly ash waste has begun to spre…
Saringan air merupakan alat yang berfungsi untuk menyaring dan menghilangkan kontaminan tertentu di dalam suatu air. Saringan air yang dibuat bertujuan untuk menghasil air bersih berdasarkan parameter pH dan TDS. Jenis saringan yang digunakan adalah saringan dengan metode gravitasi. Air mengalir dari bagian bawah naik menuju ke atas. Dengan posisi input air yang lebih tinggi dari outputnya. Med…
Conductive mortar is a mortar that has the ability to conduct electricity. The unique properties of this mortar allow for electrical conductivity, something that ordinary mortar does not have. Aluminum powder can be used as a substitute for sand or fine aggregate. In this study, variations in age and concentration of aluminum powder of 0%, 25%, 50%, 75%, and 100% were used. The ratio of cement …
Climate change and environmental pollution have become the biggest concerns for the industrial sector and the government, prompting the need for environmental impact assessments due to activities in all industrial sectors, including the construction sector. The construction sector's activities exacerbate environmental issues such as excessive energy use, resource consumption, environmental poll…
The use of lightweight concrete is commonly found in structures to minimize the total dead load of Glass powder on the microstructure and compressive strength properties of concrete, focusing on X-Ray Diffraction (XRD) and Scanning Electron Microscope (SEM) testing after curing for 28 days. In this study, test samples were taken from concrete fragments that had been tested for specific gravity …
Conductive mortar is a type of mortar specifically designed to possess the ability to conduct electricity. Conductive mortar falls under the category of smart mortar. This mortar is engineered with special properties that enable electrical conductivity, something that conventional mortar does not have. Graphite powder can be used as a substitute for fine aggregate or sand. This research utilize…
One of the structural elements designed to withstand earthquakes is the beam-column joints. The joint zone is an area that is responsive to earthquake load distribution, so the right design must qualify seismic criteria. The difficulty of compacting conventional concrete due to the density of reinforcement can be overcome by self-compacting concrete material. This research purpose to analyze th…
Lightweight concrete is a type of concrete that has a lighter specific gravity than normal concrete. Foam concrete is included in lightweight concrete because its specific gravity is relatively lower than concrete in general. Foam concrete is made by pre-foamed method with chemical mixing and foaming. Glass powder can be used as a pore filler or filler. This research uses variations in glass po…
LIGHTWEIGHT CONCRETE IS CONCRETE WITH A LIGHTER SPECIFIC GRAVITY WHEN COMPARED TO NORMAL CONCRETE. THE SPECIFIC GRAVITY OF LIGHTWEIGHT CONCRETE RANGES FROM 1140-1840 KG/M3. MAKING LIGHTWEIGHT CONCRETE CAN BE DONE BY ADDING ADDITIONAL INGREDIENTS SUCH AS FOAM AGENTS AND REPLACING CEMENT PARTLY WITH GLASS POWDER MATERIAL. THE COMPOSITION USED IN THIS STUDY IS 20% AND 30% GLASS POWDER, 1: 40 FOR F…
Waste generation occurs due to the large amount of waste contained in an area generated by human activities, which means that the more activities carried out, the greater the amount of waste generated. In the scope of the campus, of course, there are many student activities, therefore good management of the waste generated is needed so as to reduce the amount of waste generation. In the scale o…
The intake structure is a facility that draws water from sources such as rivers or lakes to be utilized as desired. In this case study of a pump intake structure, the design of the intake building's superstructure uses steel profile material, the flooring is made of reinforced concrete, and the foundation uses composite piles. To identify the structural strength of the intake building, a nonlin…