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Sumur Resapan untuk Pemenuhan Kebutuhan Air Bagi Masyarakat Kenagarian Aia Gadang Pasaman BaratSumur Resapan untuk Pemenuhan Kebutuhan Air Bagi Masyarakat Kenagarian Aia Gadang Pasaman Barat Sandra, Nevy; Andayono, Totoh; Arbi, Yaumal; Maulana, Majid
CIVED Vol. 10 No. 1 (2023): March 2023
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/cived.v10i1.387112

Abstract

Setiap tahun pertumbuhan penduduk semakin meningkat yang mengakibatkan berubahnya fungsi area lahan resapan air sebagai penopang kebutuhan air manusia dan makhluk hidup lainnya menjadi area pemukiman dan perladangan dan persawahan serta peruntukkan lainnya. Hal ini mengakibatkan berkurangnya area resapan dangkal sehingga cadangan air tanah menjadi semakin menipis. Menyikapi perubahan lahan pertanian dan DAS diperlukan solusi tepat dan jangka pendek di kalangan masyarakat pertanian untuk memenuhi kebutuhan air pertanian, yaitu memanfaatkan curah hujan daerah yang melimpah. Sumur resapan menggunakan teknologi sederhana dengan menahan laju air hujan agar tidak menjadi limpasan langsung ke drainase. Beberapa sumur resapan individual ini diolah dan disatukan kedalam bangunan penangkap (reservoir) yang nantinya bisa langsung dimanfaatkan bagi sektor produktif yaitu pelaku usaha pertanian dan perladangan serta sektor non-produktif yaitu pemakaian rumah tangga. Pelaksanaan Kegiatan Pengabdian Masyarakat ini dilaksanakan di Kenagarian Aia Gadang Kabupaten Pasaman Barat. Pembangunan konstruksi sumur resapan percontohan melibatkan masyarakat kenagarian serta monitoring pasca konstruksi dan pelatihan tenaga lokal untuk pengelolaan berkelanjutan. Konstruksi bangunan sumur serapan yang dibangun mengambil sampel 2 (dua) unit rumah yang akan dikomunalkan dengan satu buah reservoir dan disediakan pipa saluran air lengkap dengan aksesorisnya yang bisa langsung digunakan oleh masyarakat sekitar.
Analisis Kebutuhan Air Irigasi pada Daerah Irigasi Air Ketahun Kabupaten Lebong Provinsi Bengkulu Arbi, Yaumal; Rani, Thania Mustika
CIVED Vol. 10 No. 2 (2023): June 2023
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/cived.v10i2.442

Abstract

Kabupaten Lebong merupakan salah satu kabupaten produsen padi andalan di Provinsi Bengkulu. Namun, pada tahun 2021 terjadi penurunan luas lahan baku sawah yang sebelumnya 9.444 Ha menjadi 8.142 Ha. Daerah Irigasi Air Ketahun merupakan daerah irigasi dengan luas lahan fugsional sawah terluas di Kabupaten Lebong yaitu sebesar + 2070,4 Ha. Daerah irigasi ini berada di 3 (tiga) kecamatan yaitu Kecamatan Bingin Kuning, Lebong Sakti dan Amen. Daerah irigasi ini memanfaatkan air dari Bendung Air Ketahun yang terletak di Kecamatan Bingin Kuning. Tujuan dari penelitian ini adalah untuk menganalisis kebutuhan air pada Daerah Irigasi Air Ketahun dan ketersediaan air pada Bendung Air Ketahun. Metode yang digunakan adalah metode kuantitatif. Curah hujan daerah didapatkan dengan perhitungan metode Poligon Thiessen. Perhitungan kebutuhan air irigasi dilakukan sesuai Kriteria Perencanaan (KP-01). Ketersediaan air didapatkan dari perhitungan debit andalan dengan probabilitas Weibull. Hasil keluaran WEAP berupa persentase luas cakupan air yang dapat dipenuhi (Coverage). Berdasarkan hasil analisis data, didapatkan nilai kebutuhan air irigasi maksimum sebesar 4,21 m3/dt. Sedangkan ketersediaan air maksimum di Bendung Air Ketahun adalah sebesar 66,57 m3/detik. Dan berdasarkan keluaran dari program WEAP, diketahui bahwa ketersediaan air di Bendung mampu memenuhi kebutuhan air irigasi untuk melaksanakan Musim Tanam dua kali dalam setahun (MT II) dengan pola tanam Padi-Padi.
Flood Modeling of the Batang Sungai Lengayang Area with Hec-Ras Program islami, Zaidina Resvita; Arbi, Yaumal
CIVED Vol. 12 No. 1 (2025): March 2025
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/cived.v12i1.676

Abstract

Floods are disasters that disrupt human life caused by human and natural factors. Natural conditions that affect flooding in West Sumatra are rainfall patterns in water areas, sea surface temperature patterns, and whirlpool patterns in the Indian Ocean. Batang Lengayang is a river that is prone to flooding. Floods in the Batang Lengayang river occur every year, especially during the rainy season. According to the Central Statistics Agency of Pesisir Selatan Regency, in Lengayang District, floods were recorded 5 times throughout 2020, 8 times in 2021, and 10 times in 2022. Meanwhile, in 2024, there was also a flash flood on March 7 which was caused by very high rainfall intensity and on a long time scale. This study aims to determine the flood discharge of the Batang Lengayang river with a return period of 50 and 100 years. Furthermore, this study also aims to model the Batang Lengayang river flood using HEC RAS. And to determine the area of ​​flood inundation of the Batang Lengayang river for a return period of 50 and 100 years. The results of the study showed that the 50-year return period produced a maximum flood discharge of 399 m³/second and the 100-year return period produced a maximum flood discharge of 444.46 m³/second. The modeling results showed that the flood area increased with the addition of the return period. The flood area obtained was 376 ha or 3.7 km² for the 50-year return period and 412 ha or 4.12 km² for the 100-year return period.
System dynamics modelling of integrated urban clean water management: A case study in Padang City, Indonesia Arbi, Yaumal; Ramadhianty, Rumia; Rahayu, Shinta; Putri, Widia
Journal of Engineering Researcher and Lecturer Vol. 4 No. 2 (2025): Regular Issue
Publisher : Researcher and Lecturer Society

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58712/jerel.v4i2.184

Abstract

Access to clean water is essential for human life and a key target of Sustainable Development Goal (SDG) 6: Clean Water and Sanitation. However, cities in developing countries, including Padang City, Indonesia, face significant challenges in meeting the growing demand due to population growth and limited water infrastructure. This study used system dynamics modelling approach with Powersim Studio 10 to develop an integrated clean water management system for Padang City. The model simulates the dynamics of population growth, water consumption, production, and distribution efficiency over a 20-year period (2022–2042). Several policy scenarios—optimistic, moderate, and pessimistic—were tested to evaluate their impact on water availability. The baseline scenario predicts a continuous decline in clean water supply due to increasing population, high leakage rates (11.99%), and water wastage (2%), which surpass the water production growth rate (5.01%). As a result, a water deficit is expected. However, under the optimistic scenario, with increased production (10%), reduced leakage (8%), and reduced wastage (3%), Padang City could achieve a clean water surplus by 2042. The moderate and pessimistic scenarios still result in a deficit. This research highlights the value of the system dynamics modelling in forecasting urban water demand and assessing policy impacts. The findings emphasize the need for integrated planning, combining technical solutions and behavioural change, to ensure sustainable water management and support the achievement of SDG 6.
PERENCANAAN NORMALISASI SALURAN DRAINASE PRIMER BERBASIS ANALISIS HIDROLOGI DAN HIDROLIKA PADA KAWASAN UNIVERSITAS NEGERI PADANG Chalik, Adrian; Arbi, Yaumal
Jurnal Applied Science in Civil Engineering Vol 6 No 3 (2025): Jurnal Applied Science in Civil Engineering
Publisher : Teknik Sipil Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/asce.v6i3.130683

Abstract

Penelitian ini bertujuan untuk merancang normalisasi saluran drainase primer di kawasan Universitas Negeri Padang sebagai upaya mengatasi masalah genangan dan luapan air yang sering terjadi. Metode yang digunakan meliputi analisis hidrologi untuk menentukan debit banjir rencana dengan periode ulang 50 dan 100 tahun menggunakan Metode Rasional, serta analisis hidrolika dengan bantuan perangkat lunak HEC-RAS untuk mengevaluasi kinerja saluran sebelum dan sesudah normalisasi. Hasil penelitian menunjukkan bahwa saluran eksisting tidak mampu menampung debit rencana karena dimensi penampang yang kurang memadai dan kecepatan aliran yang terlalu rendah. Setelah dilakukan desain ulang penampang saluran dengan mempertimbangkan elevasi, kemiringan dasar, dan debit rencana, diperoleh peningkatan kapasitas aliran yang signifikan. Simulasi HEC-RAS pada kondisi normalisasi menunjukkan bahwa muka air berada di bawah tebing saluran, dengan kecepatan aliran memenuhi syarat minimum 0,7 m/detik. Kesimpulannya, normalisasi saluran secara teknis efektif dalam meningkatkan kapasitas dan kinerja hidraulik saluran drainase primer di kawasan kampus UNP.
PEMODELAN GENANGAN BANJIR MENGGUNAKAN HEC-RAS SUNGAI BATANG KURANJI KOTA PADANG Yendri, Farhan; Arbi, Yaumal
Jurnal Applied Science in Civil Engineering Vol 6 No 3 (2025): Jurnal Applied Science in Civil Engineering
Publisher : Teknik Sipil Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/asce.v6i3.131983

Abstract

Penelitian ini dilatar belakangi oleh frekuensi banjir yang tinggi di DAS Batang Kuranji, Kota Padang. Banjir ini disebabkan oleh luapan sungai dan curah hujan dengan intensitas tinggi yang melebihi kapasitas saluran air. Oleh karena itu, penelitian ini bertujuan untuk memodelkan genangan banjir, mengidentifikasi daerah rawan banjir, menggunakan perangkat lunak HEC-RAS. Metode yang digunakan dalam penelitian ini adalah analisis hidrologi dengan metode HSS Nakayasu untuk menghitung debit puncak dan pemodelan hidraulika menggunakan HEC-RAS 2D untuk sebaran Luasan memprediksi tinggi muka air. Data yang digunakan adalah data sekunder, termasuk data topografi (DEM) dari Badan Informasi Geospasial (BIG) dan data curah hujan harian dari tahun 2015 hingga 2024. Hasil pemodelan menunjukkan bahwa debit puncak banjir meningkat seiring dengan peningkatan kala ulang. Untuk kala ulang 50 tahun, debit puncaknya adalah 938,54 m³/s, sedangkan untuk kala ulang 100 tahun adalah 1030,77 m³/s. Simulasi hidrolika menggunakan HEC-RAS menunjukkan bahwa Sungai Batang Kuranji tidak dapat menampung debit air sebesar itu, sehingga terjadi luapan. Luas genangan banjir yang dihasilkan adalah 33,9 km² untuk kala ulang 50 tahun dan 38,6 km² untuk kala ulang 100 tahun. Berdasarkan temuan ini, disarankan untuk melakukan penelitian lanjutan yang berfokus pada normalisasi sungai dan desain tanggul sebagai langkah mitigasi banjir.
Fatigue analysis to driver of intercity in West Sumatra Province, Indonesia a case study of Padang – Bukittinggi – Payakumbuh route Ihsan, Taufiq; Arbi, Yaumal; Irawan, Andi; Sari, Intan Purnama
Jurnal Pendidikan Teknologi Kejuruan Vol 3 No 4 (2020): Regular Issue
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jptk.v3i4.16023

Abstract

Traffic accidents were common problems in the implementation of a transportation system, including in West Sumatra Province, Indonesia. Traffic accidents that occur every year were the evidence by the number of traffic accidents that occur every year. One of the causes of traffic violations that result in accidents is the risk of driver fatigue while working. This study analyzed the work-fatigue in the driver of the Intercity in Province bus (AKDP) the scope of this study was all AKDP bus drivers with the origin of Padang City, Bukittinggi City, and Payakumbuh City. Measurement and analysis of work-fatigue were using the reaction timer to light response. The results showed that increasing the number of shifts would increase driver fatigue. 33.33% of drivers run into medium level of fatigue, and 38.89% of drivers run into heavy level of fatigue. The relationship between work-fatigue and the driver's shift correlated very strongly and positively with a correlation value of r = 0.81. The owner of the company needs to take measures to improve management to minimize the level of work on this driver that has the potential to cause traffic accidents.
Preliminary study of solid waste treatment of Padang Beach tourism area Aziz, Rizki; Adfuza, Gloria Poppy; Arbi, Yaumal
Jurnal Pendidikan Teknologi Kejuruan Vol 4 No 1 (2021): Regular Issue
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jptk.v4i1.16323

Abstract

A preliminary study of the solid waste treatment in the Padang Beach tourist area was done in order to analyze solid waste generation, composition, and the potency of recycling, and to recommend the appropriate treatment system applied to the tourist area. The study revealed that daily waste generated 18.648 L, the components of the waste dominated by food waste 84.215%, plastic 9.254%, paper 2.087%, and non-metal ferrous 1.945%. The potency of recycling of the waste was food waste 91.732%, plastic 88.074%, metals 78.947% and glass 75.758%. This study it is recommends that waste that has an economic value such as plastic, paper, and metal should be collected and sold to a third party, biodegradable waste such as food waste and yard waste should be composted, while other waste that has potency to produce handy craft such as seashell, coconut shell, and sachet packaging should be collected and processed, all treatment activities can be done at the recycling centre that located in the tourist area.
Aquifer analysis with seismic methods in Parambahan Region Arbi, Yaumal; Arifin, Ari Syaiful Rahman; Yandra, Muvi
Jurnal Pendidikan Teknologi Kejuruan Vol 4 No 2 (2021): Regular Issue
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jptk.v4i2.21623

Abstract

The problem faced by farmers in Parambahan Region during the dry season is agricultural land does not get adequate water supply from existing irrigation channels, as a result, farmers can only carry out agricultural activities during the rainy season in Parambahan Region Lima Kaum Subdistrict, district of Tanah Datar. This study aims to determine the location and depth of soil layers containing groundwater by using the seismic method, measurements are carried out at two points, with the length of the track at the first point being 80 meters, and at the second point 70 meters, each measurement on seismic data collection using 4 geophones as signal capture sensors, with a distance between geophones of 5 meters. The results of this study that the wave velocity at the first data point collection was 169.49 m/s and the lowest was 87.1 m / s, and the wave velocity at the second point was 129.68 m / s and the lowest was 48.07 m / s. from the wave velocity, it can be seen the type and depth of the groundwater layer at the point of data collection on the first pass, which is a depth of up to 27.5 meters of the possibility of soft soil and a depth of about 30 to 40 meters of watery soft soil at that depth may have groundwater, and at that point, the second passage at a depth of up to 25 meters is likely to be soft soil and at a depth of around 25 to 35 meters of watery soft soil at that depth, there is groundwater.
Batang bayang river flood modeling based on rain return period Mardizal, Jonni; Arbi, Yaumal; Akmal, Ikhsanul
Jurnal Pendidikan Teknologi Kejuruan Vol 6 No 1 (2023): Regular Issue
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/jptk.v6i1.31723

Abstract

West Pasaman Regency is one of the regencies in West Sumatra that experiences flooding the most. In 2020, in April and September, floods occurred in the West Pasaman district, more precisely around the Nagari Ujung Gading area, Lembah Melintang District. Floods most often inundate the Jorong Lombok and Jorong Irian areas. The flood that occurred was caused by the overflow of the Batang Bayang river. Puddles of water inundated at least 150 residents' houses until the water level reached a height of 1 meter. The problem of flooding almost every year is felt by residents who live near the location of the Batang Bayang river. This study aims to determine the flood discharge of the Batang Bayang river with return periods of 2, 5, 10 and 25 years. Then this study also aims to determine the ability of the Bayang Bayang River to flow flood discharge for 2, 5, 10 and 25 years return periods. The results show that the 2-year return period produces a maximum flood discharge of 47.2 m/s3. In the 5-year return period it produces a flood discharge of 110 m/s3, in the 10-year return period it produces a flood discharge of 143.6 m/s3 and at the return period of 25 years resulted in a flood discharge of 189.2 m3/s. The cross section modeling in the 2 year return period resulted in a water elevation of 21.07 meters. The 5-year return period modeling results in a water level elevation of 22.4 meters. The 10-year return period models the water at an elevation of 23.01 meters and the 25-year return period produces a water level of 23.72 meters.