Optimization of Waste Management at the Purwosari Material Recovery Facility (MRF) Mijen District, Semarang City

Author(s):  
Anik Sarminingsih ◽  
Winardi Dwi Nugraha ◽  
Alya Karmilia

Semarang City is working on constructing a Material Recovery Facility (MRF) in various urban villages to reduce the waste that enters the Jatibarang Landfill. However, the construction of MRF is not optimal. MRF Purwosari still functions as a container without waste processing. By projecting waste generation for the next ten years, the results of optimization planning are processing waste into RDF, redesigning MRF covering an area of 1,571 m2 with an investment cost of IDR 1,602,837,997 and an operational cost of IDR 307,741/ton/day. The NPV value was Rp.4,836,965, EIRR 12%, and BCR value of 1.81.

2016 ◽  
Vol 2 (2) ◽  
Author(s):  
Muhammad Firmansyah ◽  
Rijali Noor

Tujuan dari penelitian ini adalah mengetahui timbulan dan komposisi sampah kemudian merencanakan pengelolaan sampah terpadu berupa pewadahan dan pengumpulan sampah serta pengolahan sampah menggunakan Material Rocovery Facility (MRF) di Perumahan Kota Citra Graha. Untuk menentukan pengelolaan sampah terpadu yang tepat dilakukan pengambilan dan pengukuran contoh timbulan dan komposisi sampah berdasarkan Standar Nasional Indonesia (SNI) 19-3964-1995. Dari hasil pengambilan dan pengukuran contoh ini diperoleh besarnya timbulan sampah yaitu 2,27 liter/orang/hari dan 0,361 kilogram/orang/hari yang terdiri dari 71,75 % sampah basah, 18,64 % sampah kering dan 9,61 % residu. Sistem pewadahan sampah yang direncanakan adalah pewadahan semi tetap sistem terpisah dengan pola pewadahan individual. Sedangkan desain alat pengumpulan sampah berupa gerobak motor dengan pemisahan antara sampah basah dan sampah kering.Material Recovery Facility(MRF) yang direncanakan terdiri dari lahan pemilahan, lahan penampungan sampah organik, lahan pencampuran sampah dengan inokulan (biostater), lahan pencacah organik, lahan pengomposan, lahan pematangan, lahan pengayakan dan pengemasan kompos, lahan penampungan lindi, gudang barang sortir, gudang kompos, kantor administrasi, area parkir gerobak motor dan area kontainer. Kata Kunci: Perumahan Kota Citra Graha, pewadahan sampah, pengumpulan sampah, Material Recovery FacilityThe objective of the research was to know solid waste generation and composition then to design integrated solid waste management in the form of solid waste lug, collection and treatment using Material Rocovery Facility (MRF) in Housing Kota Citra Graha. To determine the appropriate integrated solid waste management, conducted retrieval and measurement examples of solid waste generation and composition by Standar Nasional Indonesia (SNI) 19-3964-1995. From the results of this sample taking and measuring the quantity of solid waste generated that is 2.27 liters / person / day and 0.361 kg / person / day consisting of 71.75% wet solid waste and dry solid waste 18.64% and 9.61% residue. The system is planned solid waste lug semi remain separate systems with individual lug pattern. While solid waste collection tool design in the form of motor carts with trash separation between wet and dry solid waste. Material Recovery Facility (MRF) which is planned to consist of area for sorting, organic waste collection, mixing solid waste with inoculant (biostater), organic solid waste enumerators, composting, maturation, sieving and compostable packaging, leacheate shelter, sorting goods warehouse, compost warehouse, office administration, motor carts parking and container. Key words: Housing Kota Citra Graha, solid waste lug, solid waste collection, Material Recovery Facility


Author(s):  
Animesh Sharma

Abstract: This paper aims at determining the recent composition of municipal solid waste of Gwalior city and provide sa notion to take action and proposed economical & viable waste management technologies and techniques for effective utilization of waste. In this study, MSW samples were collected from the Kedarpur landfill site situated at Shivpuri link road and were analyzed for physical composition. The study reveals that Gwalior city produces a high quantity of biodegradable waste (58.03%) with high moisture content (68.60%) and plastic waste (15.96%). Waste composition and characterization disclosed that vigorous segregation is required before dispatching the waste for different treatment processes or landfilling. Based on this study, we may conclude that the combined mechanism of planning and implementation of waste-to-energy (WTE) technologies and treatment such as Anaerobic Digestion/ Bio-methanation, Material recovery facility (MRF), and Bio-remediation/Bio-mining for old existing waste and new generating waste is needed for upgrading the waste management scenario of the city. Keywords: Municipal solid waste (MSW), Kedarpur Landfill site, Composition & Characteristics, Waste to Energy, Anaerobic Digestion, Bio-Mining, Recycling & Materials Recovery Facility (MRF)


Author(s):  
Celedonia R. Hilario ◽  
Benedicta D. Repayo ◽  
Librada F. Rebustes ◽  
Ailyn Q. Relojero

The study aims to determine the following: (1) solid waste management practices of the people in Boracay Island prior to the advent of the Material Recovery Facility (MRF) Program; (2) types of waste were generated in the island; (3) changes occurred after the MRF; (4) problems encountered in the implementation of the program and what measures have been done to solve the problem; (5)lessons learned by the local government units in the implementation of the program.


Biosfer ◽  
2018 ◽  
Vol 8 (1) ◽  
pp. 47-50
Author(s):  
Dwi Yunar Azhar ◽  
Mieke Miarsyah ◽  
Erna Heryanti

Jakarta residents’ waste volume increased twofoldon 2015.If the waste is negligible, there will beaccumulation ofwastewhich in turn damage the environmentandharm thesurrounding community. That requires participation in processing waste in the community, including biology students. One of the factors that can affect participation of biology students in processing waste is their self-efficacy. The aims of this study is to determine the correlation between self-efficacy with participation of biology students in processing waste. The research was conducted at State University of Jakarta on May 2015. Survey method with correlational studies used in this research, andit took 116 biology students which were taken by simple random sampling. after prerequisites was tested, it was found that data of this research was nomally distributed and homogeneous. The simple regression equation is Ŷ = 35,04 + 0,74X. Correlation coefficient obtained is 0,68 which means that there is a correlation between self-efficacy with participation of biology students in waste processing. Self-efficacy biology students contributed a total of 46.11% in the participation of waste management.


2021 ◽  
Vol 9 (2) ◽  
pp. 1-11
Author(s):  
Sambuddha Bajracharya ◽  
Anish Ghimire ◽  
Mohan Bahadur Dangi

Managing solid waste is becoming a rather challenging task in remote areas, including the Mt. Everest region in Nepal, due to its cold climate, complex topography, and extreme environmental factors. Using published and unpublished literature and personal communications to key informants, this paper analyzes the situation of solid waste management in the Everest region as it relates to increasing tourism and possible environmental implications in the region. The study revealed that combined efforts from people of all levels associated with the mountain region would create a circular waste management system. The paper also reports the existing practices and planned activities for the essential process such as source segregation of waste, collection, use of material recovery facility, and recycling which could lead to sustainable solid waste management in the Everest region and beyond with similar context.


Author(s):  
I Made Wahyu Widyarsana ◽  
Kania Salmaa

<strong>Aim:</strong> This study aims to evaluate the practice of waste management system conducted by community and business units in one traditional village in Bali and to discover the contributing factors to the success of the practice. <strong>Methodology and Results:</strong> A set of waste sampling method, observation, and interview were conducted to collect the basis data for the data calculation and analysis. The results show that the waste generation in Padangtegal Village currently reaches 38.18 m3/day or 1145.41 m3/month, with the largest weight composition from leaves and twigs waste (39.87%), food waste (29.07 %), and plastic (13.11%). With 100% of waste handling service, the processing of waste carried out in the area only reached 5.06% of 3R behavior (reduce, reuse, and recycle) at the source, and 1.10% composting at the composting house (Rumah Kompos). <strong>Conclusion, significance and impact study:</strong> Most of the processing carried out at Temesi Recycling is through composting (33.98%) and recovery of recycled material (33.68%), resulting in a residue (26.19%) which is transported to the Suwung Landfill. It could be concluded that organic waste processing through composting and recycling non-organic waste could reduce waste volume transported to the landfill about 67%.


2019 ◽  
Vol 4 (2) ◽  
Author(s):  
Muhamad Yogi Arsyandi ◽  
Yulianti Pratama ◽  
Lina Apriyanti

<p>The increase of population in an area will have an impact on the level of density of the area, so that the emergence of a wild settlement that utilizes the river area as a place of residence. This condition will be a potential waste problem in the Riverbank area. One of them is the potential for garbage dumped into rivers, especially Cikapundung River. Tamansari Village is one of the areas that are traversed Cikapundung river, so it takes the planning of the system of inheritance and garbage collection to reduce the potential of waste dumped into the river. waste generation measurement based on SNI 19-3964-1994 method. The concept of waste management system planning is the reduction of waste in the source by 30% with the planning of the timing system through sorting based on three categories of garbage types. Planning of collecting system is by giving the gathering to the collecting device compartment. A community-based waste processing approach that starts from sourcing through composter processing and garbage bank.</p>


2020 ◽  
Vol 7 (1) ◽  
pp. 63
Author(s):  
Gusti Nyoman Tri Maha Putra ◽  
Ni Made Utami Dwipayanti

ABSTRAK Sampah yang tidak dikelola dengan baik dapat mengakibatkan dampak yang buruk bagi lingkungan. Tempat Pengolahan Sampah Terpadu (TPST) merupakan salah satu cara dalam mengelola sampah. Tercatat terdapat 27 TPST yang ada di Kabupaten Badung dan Kota Denpasar. Hasil monitoring dan evaluasi terhadap pengelolaan TPS 3R tahun anggaran 2012 oleh Direktorat PLP Cipta Karya menunjukkan keberfungsian TPS 3R masih rendah. Tujuan dari penelitian ini adalah untuk mengetahui gambaran umum TPST yang ada di Kabupaten Badung dan Kota Denpasar. Penelitian ini merupakan penelitian deskriptif menggunakan metode cross-sectional. Objek penelitian ini adalah 24 TPST di Kabupaten Badung dan Kota Denpasar. Data dianalisis secara deskriptif. Hasil penelitian menunjukkan bahwa dari 24 TPST yang diteliti, 21 TPST beroperasi dengan aktif dan 3 TPST tidak beroperasi. Lembaga pengelola TPST juga bervariasi dimana mayoritas dikelola oleh kelompok swadyaya masyarakat. Kegiatan pengolahan sampah yang dilakukan di TPST bervariasi yaitu pengangkutan sampah, pengolahan sampah organik, anorganik, serta pengolahan sampah organik dan anorganik. Permasalahan yang dialami oleh TPST adalah kondisi sampah yang masih tercampur dan tingginya residu yang dihasilkan, Penting bagi TPST untuk bekerjasama dengan pihak terkait untuk meningkatkan performa TPST.   Kata Kunci : Sampah, tempat pengolahan sampah terpadu   ABSTRACT Solid waste that is not managed properly can have negative impact on the environment. Material recovery facility (MRF) is one way to manage waste. There were 27 MRF in Badung Regency and Denpasar City recorded. The results of monitoring and evaluation of MRF in 2012 by Direktorat PLP Cipta Karya show that the functioning of the MRF is still low. The purpose of this study was to determine the general description of MRF in Badung Regency and Denpasar City. The data were analyzed descriptively. This research is a descriptive study using cross-sectional method. The object of this research is 24 MRFs in Badung Regency and Denpasar City.  The results showed that of the 24 MRFs studied, 21 MRFs operated actively and 3 MRFs did not operate. The MRF management institution also varies where the majority is managed by community. The waste processing activities carried out in MRF vary, namely waste transportation, processing of organic, inorganic waste, and processing of organic and inorganic waste. The problems that experienced by MRF were the condition of the waste that was still mixed, and the high residue produced. It is important for MRF to work with relevant parties to improve the performance of MRF.   Keywords : Solid waste, material recovery facility


2021 ◽  
Vol 10 (1) ◽  
pp. 96
Author(s):  
Audy G H Lengkong ◽  
Lexi Lumingkewas ◽  
Fitri H Mamonto

This study aims to analyze and describe the effectiveness of Waste Management at the Bitung City Environmental Service. The concept used is about the management of public services, the effectiveness of public services and excellent public services. The method used is qualitative, with a focus on the effectiveness of waste management through indicators of sorting, collecting, transporting and processing waste. Sources of data are leaders, structural officials in the field of waste management, supervisors and field officers and the community. The results showed that the waste had not been sorted and separated according to the type, time and place of disposing of the waste had not been complied with according to regulations, as well as the limited number and ability of collecting officers. Limited number and capacity of transportation means, working time or transportation cycle, not all waste has been processed and utilized through waste processing facilities. This study concludes: 1.) The collected waste has not been sorted and separated 2.) The collection of waste by field officers in all areas has not been maximized. 3.) Limited number of fleets, means of transportation, and working time and transportation cycles. 4.) Waste processing and utilization has not been maximized. There are several factors that affect the effectiveness of waste management at the Bitung City Environmental Service, including; Human resources, facilities and infrastructure, rules and regulations, limited land area for landfill.


2021 ◽  
Vol 6 (7) ◽  
pp. 1212-1217
Author(s):  
Marlina Kurnia ◽  
Andi Maufal Fadlil ◽  
RR Lina Karlina ◽  
Fatimah Nurul Khasanah ◽  
Gita Juniyati ◽  
...  

The purpose of this service activity is to change the mindset of the community to implement a waste bank system as a solution for handling waste in Geduang Village, Kalijoso Payaman, Secang District. The method used to achieve this goal is to disseminate information about waste banks and waste processing to target groups, establish a waste bank organization, and implement waste bank management. The stages of activities carried out include preparation, socialization, implementation of training, formation of associations, and evaluation. The results achieved in addition to increasing awareness for the community about the importance of processing waste properly and correctly, also the success of the community in making new handicraft products through waste media that has economic value.


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