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Journal : Serambi Engineering

Analisis Timbulan, Komposisi dan Potensi Daur Ulang Sampah Kabupaten Mandailing Natal Dewilda, Yommi; Aziz, Rizki; Hokiartha, Rendi; Rinaldi, Jon
Jurnal Serambi Engineering Vol. 10 No. 1 (2025): Januari 2025
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The level of waste management services in Mandailing Natal Regency is still low. Unserved communities manage their waste by burning it or dumping it into rivers. Mandailing Natal Regency does not yet have the data on solid waste generation and composition needed to formulate a waste management plan. This study aims to determine the amount of solid waste generation, composition and recycling potential in Mandailing Natal Regency. The sampling methodology is based on SNI 19-3964-1994. Domestic waste generation in weight units is 0.574 kg/person/day, while in volume units it is 2.357 litres/person/day. Non-domestic waste generation averages 0.289 kg/person/day in weight units and 2.616 litres/person/day in volume units. The composition of domestic waste is dominated by food waste with 41.33%, paper waste with 6.37%, plastic waste with 24.08%, textile waste with 2.59%, garden waste with 11.66%, metal with 4.64%, glass with 1.18% and other waste with 8.14%. The composition of non-domestic waste is as follows: food waste 38.69%, yard waste 9.14%, paper 14.04%, plastic 24.07%, textile 1.65%, glass 1.52%, metal 2.80% and other waste 8.09%. The components of domestic waste with recycling potential are food waste 82.75%, plastic 87.03%, paper 70.24%, glass 89.74% and metal 88.89%. The recycling potential of non-domestic waste is 78.78% for food waste, 90.36% for plastic waste, 75.36% for paper, 90.41% for glass and 76.06% for metal.
Studi Timbulan, Komposisi, Karakteristik dan Potensi Daur Ulang Sampah Stasiun Kereta Api di Kota Padang Yurizka Trialisa; Rizki Aziz; Yommi Dewilda
Jurnal Serambi Engineering Vol. 10 No. 2 (2025): April 2025
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The increase in the number of train stations in Padang City has an impact on the increase in the amount of waste generated, so it is necessary to know the amount of waste generated so that effective and efficient management can be carried out. This research aims to analyse the generation, composition, characteristics and recycling potential of waste in railway stations in Padang City and provide recommendations for appropriate waste management. The method in this research is based on SNI 19-3964-1994 on methods of collecting and measuring samples of urban waste generation and composition. The measurement results for the total waste generation at Padang City Railway Station were 316.08 kg/d or 0.316 tons/d. The composition of the station waste is 49.96% plastic waste, 20.42% food waste, 9.88% paper waste, 6.65% wood and garden waste, 0.63% metal/can waste and 12.46% other waste. The physical characteristics are the specific weight of the waste of 0.06 Kg/L. Chemical characteristics include water content 16.19%, volatile content 73.73%, ash content 8.80%, fixed carbon content 1.27% and C/N ratio 23.14%. The biological properties of the biodegradability fraction test were 58.55%. The recycling potential for food waste is 94.91%, yard waste 100%, paper waste 47.66%, plastic waste 86.78% and can/metal waste 100%. Recommendations for waste management in this study include sorting waste by type and using different labels or colours for waste containers.