This book presents the new approach of resource-driven bamboo construction (RDBC), developing a clear assessment framework and operational solution to improve the value of resources and the sustainability of bamboo constructions. The book discusses how to carry out research on basic parameters and life cycle assessment, as well demonstrating the approach in practice. This book develops a sus…
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This book examines ways of saving energy by using green roofs and facades, solar devices such as building-integrated photovoltaics (BIPV), and thermal solar panels, as components of energy-efficient building envelopes. The author takes an interdisciplinary / multidisciplinary approach to the subject that analyzes several different scientific fields connected to building research—sustainabilit…
PT. ANTAM (Persero), Tbk UBPE Pongkor adalah salah satu perusahaan pertambangan yang merupakan Badan Usaha Milik Negara (BUMN) yang melakukan kegiatan eksplorasi dan eksploitasi mineral logam di Indonesia dengan total cadangan terukur mencapai 5.568.736 ton. Metode penambangan yang digunakan PT. ANTAM adalah metode penambangan bawah tanah cut and fiil. Kegiatan penambangan dilakukan dengan meng…
Logam berat adalah zat polutan utama di lingkungan. Logam berat adalah jenis logam dengan densitas yang tinggi dan sangat berbahaya bagi mahluk hidup, terutama manusia. Organisme hidup dapat mengabsorpsi bioakumulasi dan sedimentasi dari logam berat yang mengendap di dalam air. Beberapa senyawa yang terdapat dalam air limbah antara lain Kadmium (Cd), Tembaga (Cu), Besi (Fe), dan Timbal (Pb). Lo…
Lightweight concrete is a type of concrete that has a lower density than conventional concrete. LWC has density between 1140 kg/m3 to 1840 kg/m3, which is much lower than the density of conventional concrete. The manufacture of LWC can be done by adding fo am agent that will produce air bubbles or known as foamed concrete method. Cement if used in large quantities in concrete mixtures can incre…
In the mining business sector, the main thing in the mining stage is production. However, besides that there is one stage in the coal mining process that plays an important role in determining the continuity of the mining business, namely coal processing. The coal processing carried out is the process of reducing the material by crushing according to the coal desired by consumers or the market.…
This book uses theories, hypotheses, policies, practical insights and case studies to introduce and elucidate green building materials for sustainable construction. Cement is the most widely used building material in construction; however, it is not sustainable, being responsible for 7% of global carbon dioxide emissions and consuming huge quantities of energy. In order to limit the ecological …
Penelitian ini bertujuan untuk mengetahui perbandingan kekuatan tarik, dan struktur mikro pada material baja karbon sedang AISI 1050 setelah dilakukan pengelasan GMAW dengan kampuh X dan arus listrik yang digunakan 95 A dan 105 A. Metode penelitian yang digunakan adalah penelitian eksperimen, berdasarkan perlakuan yang diberikan oleh peneliti yaitu berupa pengelasan dengan menggunakan las GMAW …
The development of the industrial world, especially in the material sector, has its own problems, especially the hardness of brass material. The hardness of the brass material needs to be increased which when used continuously will experience friction which results in wear and tear. One of the ways to increase hardness is by means of heat treatment by adding holding time and cooling media. This…
A composite material is a material consisting of two or more material components, to produce new properties that are better than the previous material. The composite materials used in this study are WR200 Fiberglass, and Resin Matrix Alloy with Carbon. The composite material that will be used in this study is oriented towards a mixture of resin matrix, namely a mixture of resin with coconut cha…
PT XYZ is one of the companies engaged in the mining of non-metallic minerals such as kaolin. The company plans to produce kaolin by implementing an open pit mining system and using the backfilling mining method with technical plans for land use reclamation, revegetation and final settlement. The costs required for the reclamation activities of the production operation stage with a total area o…
PT. Berau Coal is one of the mining companies in Indonesia, which is engaged in coal mining. This research was conducted in pit q. block prapatan at the site of binungan mine operation 1. The condition of the bulldozer ripper tool has experienced many breakdowns so the PA plan of the D10T-2 bulldozer is not on target which makes the production of overburden material ripping not achieved. As in …
Pipa sering digunakan dalam berbagai industri, komersial, dan rumah tangga untuk mengalirkan cairan. Untuk mencapai tingkat produksi yang efisien dan biaya produksi yang rendah, penting untuk mengoptimalkan penggunaan energi. Saat cairan mengalir melalui pipa, gesekan antara cairan dan pipa dapat menyebabkan kerugian tekanan..Penelitian ini bertujuan untuk menganalisis pengaruh material dan dia…
PT Bukit Asam, Tbk has various types of coal with different qualities. As a result of this, the company has made coal blending effort so that the coal sold is in accordance with the specifications or contracts that have been approved. PT Bukit Asam Tbk. The Tarahan Port Unit has received a coal export request for MV. Xie Hai Yong Xin from China with the market brand type BA50 and a total tonnag…
The research was conducted at PIT BME in the work area of PT. Ansaf Inti Resources with scope limited to seam c and seam d. The purpose of this research is to find out how the influence of the cleat attribute and its relation to coal permeability. The research method used includes literature study, field observations in the form of measuring cleat attributes (orientation, spacing, aperture, den…
PT Bima Shabartum Wijaya is a company that will invest in andesite mining project in Damarpura Village, South Ogan Komering Ulu Regency, South Sumatra, which is targeted in 2023. In making an investment, it is necessary to analyze the investment and economic feasibility of mining. This economic analysis aims to assess whether this investment is feasible or not based on its economic level. The r…
Construction Materials is a comprehensive textbook covering all raw materials and products related to the construction processes, and not only those applied to building structures. The book is organized to help readers achieve competent knowledge about construction materials. At the beginning of the book the author offers the general concepts, definitions, and standards adopted worldwide…
Bauksit merupakan hasil proses pelapukan dari batuan granit yang di dalamnya terkandung bebagai mineral, salah satunya mineral boehmit (Al2O3) yang merupakan salah satu bahan yang digunakan dalam bahan baku pembuatan semen geopolimer. Untuk kadar Al2O3 dalam pembuatan semen geopolimer menurut Muchtar Aziz, Azahri (2014) yaitu 65,23%. Umumnya kadar Al2O3 hasil tambang tidak sesuai atau tidak men…
The study was located in Gumay Talang District, Lahat Regency, South Sumatra. The research location is located in the South Sumatra Basin and is included in the Muaraenim Formation (Tmpm). The study was conducted to determine the characteristics and distribution patterns of coal seams at the location. The methods used in this study are well logging and startmodel methods. Lithology found at the…
PT. Ulima Nitra, Tbk is a coal mining company located in Muara Enim, South Sumatra. Coal mining activities are carried out using digging and loading equipment in the form of 1 unit of Volvo EC480DL excavator and 1 unit of Komatsu PC850 excavator. And hauling equipment in the form of UD Quester CWE280 dump trucks as many as 13 units. The coal production target in 2021 is 1.553.000 tons/year, but…
Global warming and its effects are felt and understood by almost every one across the globe now. Carbon footprint calculation and mitigation in different industrial sectors is the need of the hour. There are numerous industrial sectors, whose carbon footprints need to be calculated and the ways to mitigate the greenhouse gas emissions from those sectors need to be started with immediate effect.…