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Analisis Spasial Kerawanan Banjir Menggunakan Metode Overlay AHP Multi Criteria Decision Making di DAS Keureuto Calvin, Aldo Febriyan; Rizalihadi, Maimun; BC, Alfiansyah Yulianur; Shaskia, Nina
Journal of The Civil Engineering Student Vol 6, No 1 (2024): Volume 6 Nomor 1 Maret 2024
Publisher : Jurusan Teknik Sipil, Fakultas Teknik, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/journalces.v6i1.28974

Abstract

DAS Keureuto di Aceh merupakan wilayah yang rentan terhadap risiko banjir tinggi. Beberapa faktor mempengaruhi penilaian kerawanan banjir, antara lain curah hujan, kemiringan lereng, penggunaan lahan, jenis tanah, elevasi, kerapatan sungai, dan buffer sungai. Penelitian ini bertujuan mengidentifikasi faktor dominan untuk menentukan tingkat kerawanan banjir dan memetakan sebaran tingkat rawan banjir di DAS Keureuto dengan menggunakan metode Analytic Hierarchy Process (AHP) Multi Criteria Decision Making (MCDM). Hasil analisis menunjukkan bobot tertinggi pada kriteria jenis tanah (0,196) dan bobot terendah pada kriteria penggunaan lahan (0,095). Seluruh bobot kemudian dikalikan dengan skor parameter untuk mendapatkan nilai total yang digunakan pada proses overlay. Hasil overlay memperlihatkan empat kelas tingkat kerawanan banjir, yaitu sangat rawan, sedang, cukup rawan, dan tidak rawan. Pemetaan tersebut menunjukkan bahwa daerah hilir, khususnya, dikategorikan sebagai sangat rawan dan berpotensi mengalami banjir bila intensitas hujan tinggi, dibandingkan dengan daerah hulu.
Priority Handling of Teurebeh Irrigation Assets, Aceh Besar District, Aceh Province Azmeri*, Azmeri; Ar-rahman, Beryl Choliq; Jemi, Faris Zahran; Refika, Cut Dwi; Shaskia, Nina
Aceh International Journal of Science and Technology Vol 12, No 2 (2023): August 2023
Publisher : Graduate School of Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/aijst.12.2.28575

Abstract

Teurebeh Irrigation scheme is one of the promising irrigation areas in Aceh Besar District, Aceh Province. It is also one of the buffers in the agricultural sector, covering 750 hectares of agricultural area. However, the construction has shrunk over time, and the evaluation at the end of 2020 classified it as "Poor Performance and Requiring Attention." This study aims to determine the handling priority for the irrigation networks at the Teurebeh Irrigation scheme. Data on irrigation network inventory was used as input. The determination of handling priority was conducted using the MannWhitney method. The ranking for determining the priority of irrigation assets is based on the condition and function of the irrigation assets. ArcGIS and Google Earth software were used to determine the condition and handling of all assets. The results show that the handling priority levels are between the primary and secondary channels. The priority for handling irrigation structure in the secondary channel is for two tapping structures, and one divider structure are ranked 1 to 3. They must be fixed immediately as severe to moderately damaged conditions are not functioning correctly. Furthermore, the priority for handling irrigation structure in the primary channel is for two bridges, and one divider structure are within priority 1 to 3. The Mann-Whitney test on the proposed hypothesis comparing the urgency level between the two channels is insignificant, indicating no significant difference between the handling of primary and secondary channels, as both have similar conditions and functions. The results are expected to contribute to decision-making at the Irrigation Department in designing proposals for renovating irrigation networks.
Analisis Permasalahan Saluran Drainase Di Desa Jeumpet Ajuen Kecamatan Darul Imarah Aceh Besar Alhabib, Syaidinulla; Ziana, Ziana; Refika, Cut Dwi; Shaskia, Nina
Journal of The Civil Engineering Student Vol 6, No 4 (2024): Volume 6 Nonor 4 Desember 2024
Publisher : Jurusan Teknik Sipil, Fakultas Teknik, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/journalces.v6i4.31605

Abstract

Floods often hit Aceh Province, especially in Aceh Besar District, Jeumpet Ajuen Village, Darul Imarah District. The main cause of flooding is high rainfall intensity which causes drainage channels to be unable to accommodate water discharge. This study aims to determine the flood discharge, the existing capacity of the channel, and the condition of the drainage channel based on the flood discharge and the existing capacity. The channel under review is the primary channel in Jeumpet Ajuen Village. Primary data was obtained through direct measurement of drainage channel dimensions, while secondary data was in the form of maximum daily rainfall from three rainfall stations in Aceh Besar District. The method used is the modified rational method for hydrological analysis and the HEC-RAS 6.0 application for hydraulic analysis. Data on planned flood discharge and existing dimensions were inputted into HEC-RAS. The discharges entered were discharges with a return period of 5 years and 10 years. HEC-RAS results showed that all review points experienced runoff, especially the left channel with runoff ranging from 0,99 meters to 3,65 meters for a 10-year return period. The existing capacity of the drainage channel is greater than the planned flood discharge, which is Qs = 14,797 m3/det greater than Qt = 9,248 m3/det. However, the existing capacity experiences runoff because the channel discharge is very large for the existing channel dimensions.
Sosialisasi Kelayakan Prasarana dan Sarana Sanitasi sebagai Solusi Masalah Kesehatan di Gampong Luthu Lamweu, Kecamatan Sukamakmur, Aceh Besar Shaskia, Nina; Refika, Cut Dwi; Maulina, Febriyanti
PESARE: Jurnal Pengabdian Sains dan Rekayasa Vol 3, No 1 (2025): Februari 2025
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/pesare.v3i1.43889

Abstract

Gampong Luthu Lamweu is located in Sukamakmur District, Aceh Besar Regency. This village is one of the villages in Aceh Besar that is facing stunting problem. Poor sanitation has linked to the incidence of stunting in children. Good sanitation not only prevents infectious diseases but also helps ensure the children to have a healthy environment to grow and develop optimally, thereby reducing the risk of stunting. Based on the census conducted in 2020, Gampong Luthu Lamweu consists of 142 families where 61% of the community are included in KK Prasejahtera, which means that the community experiences difficulties in meeting their basic living needs. Based on observations at Gampong Luthu Lamweu, there are several sanitation facilities and infrastructure in inadequate condition, such as clean water facilities and damaged drainage, as well as poor toilets. This could be a reason that contributes to health problems in the village. It is necessary to provide adequate facilities and infrastructure, but public education needs to be carried out as an effort to educate the public about the importance of sanitation and personal hygiene as well as practical ways to maintain cleanliness. This needs to be accompanied by improvements from the government to improve sanitation facilities in Gampong Luthu Lamweu so that it can support the government's program to reduce stunting rates.
Penetapan Daerah Banjir Menggunakan Model Hec-Ras Dua Dimensi (Studi Kasus: Das Tripa) Annisa, Nurul; Refika, Cut Dwi; Rizalihadi, Maimun; Ziana, Ziana; Shaskia, Nina
JURNAL TEKNIK SIPIL Vol 14, No 1 (2025): Volume 14 Nomor 1 Mei 2025
Publisher : Jurusan Teknik Sipil, Fakultas Teknik, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jts.v14i1.41934

Abstract

Bencana alam banjir dapat terjadi karena limpasan air sungai yang keluar dari alur sungai saat kapasitas sungai tidak mampu menampung aliran yang terjadi. Banjir akibat luapan air sungai juga terjadi di Daerah Aliran Sungai (DAS) Tripa, Aceh. Banjir yang terus berulang menimbulkan keresahan bagi masyarakat yang tinggal di sekitar daerah Sungai Krueng Tripa. Maka dari itu diperlukan kajian untuk melihat sebaran genangan banjir akibat dari meluapnya Sungai Krueng Tripa. Dalam menetapkan sebaran genangan banjir diperlukan analisis banjir rencana dengan metode Hidrograf Satuan Sintetis Soil Conservation Service (SCS) yang menghasilkan nilai debit banjir maksimum pada periode ulang 2, 5, 10, 25, 50, dan 100 tahun ialah sebesar 1273,35 m/dt, 2092,41 m/dt, 2670,03 m/dt, 3361,64 m/dt, 4036,57 m/dt, dan 4664,72 m/dt. Hasil perhitungan debit banjir di-input kedalam software HEC-RAS 2D dengan aliran unsteady flow dan menghasilkan luasan sebaran genangan banjir pada setiap periode ulang sebesar 41,29 km, 68,14 km, 86,66 km, 108,35 km, 128,58 km, dan 142,54 km. Pembentukan peta genangan banjir dibantu dengan software ArcGIS 10.8.2. Validasi genangan banjir hasil pemodelan HEC-RAS dengan titik sebaran banjir didapatkan persentase genangan banjir pada setiap periode ulang menggenangi 3,45%, 27,59%, 46,55%, 77,59%, 82,76%, dan 91,38% titik sebaran banjir di DAS Tripa.
POLA GERUSAN LOKAL AKIBAT PERLAKUAN PADA ABUTMEN JEMBATAN Shaskia, Nina; Rizalihadi, Maimun
JURNAL TEKNIK SIPIL Vol 8, No 2 (2019): Volume 8, Nomor 2, November 2019
Publisher : Jurusan Teknik Sipil, Fakultas Teknik, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jts.v8i2.14055

Abstract

Kegagalan struktur bangunan jembatan akibat gerusan lokal sangat sering terjadi. Oleh karena itu, perlu dilakukan pencegahan gerusan lokal agar struktur jembatan tetap aman. Salah satu penyebab terjadinya gerusan lokal adalah terhalangnya aliran sungai akibat keberadaan abutmen jembatan. Terganggunya pola aliran sungai ini menyebabkan terjadinya gerusan di sekitar abutmen jembatan yang pada akhirnya dapat merusak keseluruhan struktur jembatan. Tujuan dari penelitian ini adalah untuk melihat perilaku gerusan lokal akibat perlakuan pada abutmen jembatan. Model abutmen yang digunakan pada penelitian ini adalah abutmen tipe vertical-wall dengan ukuran lebar 12 cm, tebal 4,5 cm, dan tinggi 80 cm. Perlakuan pada abutmen dilakukan dengan menempatkan orifice dan dengan membelokkan abutmen dengan sudut 90. Penelitian ini dilakukan dengan menggunakan flume dengan panjang 15,46 meter, lebar 0,50 meter dan tinggi 1,00 meter yang pada dasarnya diberi lapisan pasir setebal 10 cm dengan karakteristik d50 = 0,379 mm dan sg = 2,786. Pengamatan dilakukan pada debit konstan 2,65 l/det selama 60 menit untuk setiap kali running dan diukur dengan menggunakan point gauge. Hasil penelitian menunjukkan bahwa perlakuan pada abutmen berpengaruh terhadap kedalaman dan distribusi gerusan yang terjadi. Akibat dibelokkan 90, kedalaman gerusan pada titik 1, 3, dan 4 berturut-turut berkurang sebanyak 17,8 %, 20,5 %, dan 24,3 %; sedangkan akibat penempatan orifice, kedalaman gerusan pada titik 1, 3, dan 4 berturut-turut berkurang sebanyak 21,6 %, 24,3 %, dan 30,4 %.
Persepsi Masyarakat terhadap Dampak Limbah Tahu di Sekitar Sungai Shaskia, Nina; Yunita, Irda
Tameh Vol. 10 No. 2 (2021): Tameh: Journal of Civil Engineering
Publisher : University of Muhammadiyah Aceh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37598/tameh.v10i2.153

Abstract

The tofu processing sector is quickly expanding in tandem with the popularity of tofu meals among Indonesians. Unfortunately, the tofu industri's rapid growth has not been matched by effective waste management, and as a result, many businesses continue to dump liquid waste directly into rivers without treatment. In the Krueng Daroy and Krueng Doy River sections of Banda Aceh, there are three tofu factories that directly dump liquid waste into the river and have the potential to damage the river. As a result, the goal of this study is to examine the public's perception of tofu waste's influence on the river ecosystem and to assess public comprehension of tofu waste's impact on the environment. The descriptive analysis method was used in this study. Questionnaires, observations, and interviews were used to gather information. After that, the data was descriptively processed and weighted. The findings are divided into three categories: public perception of aesthetics, public perception of smell, and public perception of the environmental impact of tofu waste. More than 90% of the respondents thought that tofu waste had a negative impact on the environment's aesthetics and produced stink. The public's impression of tofu waste in the river environment is 78.56 percent, which means that more than 75 percent of respondents believe tofu waste has an environmental impact. It is included in the "disturbing" category based on the average attitude rating of 785.6. This demonstrates that tofu waste has a detrimental environmental impact. As a result, business actors must get a better understanding of the impact of tofu waste on the environment, as well as the efforts that must be done to reduce that impact, such as constructing an appropriate Waste Treatment Plant (IPAL) or repurposing tofu liquid waste for other purposes.