Sulfandi Sulfandi, Sulfandi
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STUDI PENGARUH PERUBAHAN TATAGUNA LAHAN DI DAS MAMASA TERHADAP USIA GUNA WADUK PLTA BAKARU Sulfandi, Sulfandi; Rispiningtati, Rispiningtati; Suhartanto, Ery
Jurnal Teknik Pengairan: Journal of Water Resources Engineering Vol 7, No 1 (2016)
Publisher : Fakultas Teknik, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (841.515 KB)

Abstract

Abstrak : Di DAS Mamasa terdapat Waduk PLTA Bakaru yang beroperasi sejak Desember 1990. Dari hasil analisa Interpretasi Citra Satelit pengurangan luas hutan sebesar 7003.44 ha, padang rumput/tanah kosong 1185.61 ha, kebun 32.95 ha serta penambahan luas lahan semak belukar 5391.20 ha, tanah ladang/tegalan 1378.35 ha, pemukiman 832.92 ha serta sawah 617.77 ha. Dari Analisis AVSWAT 2000, Tingkat Bahaya Erosi tertinggi pada Subbasin 29, 33 dengan luas 981.75 ha. Dari pendekatan efisiensi jerat metode Brunne diperoleh sisa usiaguna waduk kurang dari 1 tahun, metode Churchill diperoleh kurang dari 3 tahun. Alternatif penanganan dengan bangunan check dam mampu mereduksi sedimen per tahunnya sebesar 62.72%, sedangkan Dredger 9.37 % per tahunnya. Berdasarkan prosentase reduksi sedimen alternatif Konservasi secara mekanik sebagai skala prioritas penanganan waduk.Kata Kunci:  AVSWAT 2000, Erosi, Usiaguna Waduk, KonservasiABSTRACT : There is Bakaru hydropower reservoirs in Mamasa watershed that operating since December 1990. From the analysis of satellite imagery interpretation reduction in forest area of 7003.44 ha, grassland / emptyland 1185.61 ha, 32.95 ha of gardens and additional shrubs area of 5391.20 ha, farm land / moor 1378.35 ha, residential area 832.92 ha and rice fileds 617.77 ha. Analysis of AVSWAT 2000, the highest rate Erosion Hazard subbasin 29, 33 with an area of 981.75 ha. Approach meshes efficiency Brunne method obtained remaining life of reservoirs less than 1 year, Churchill method obtained less than 3 years. Alternative treatment with check dam is able to reduce sediment per year, amounting to 62.72%, while Dredger 9:37% per year. Based on the percentage reduction of sediment mechanically conservation alternative as the priority handling of reservoirs.Keywords:  AVSWAT 2000, erosion, life time of reservoirs, conservation
The Effect of Isometric Exercise on Changes in Pain and Functional Activity in Osteoarthritis Knee Patients at Samarinda Class IV Hospital Sulfandi, Sulfandi; Azizan, Noor Azliyana; Rosyida, Dwina
Champions: Education Journal of Sport, Health, and Recreation Vol. 3 No. 1 (2025): Champions March Edition
Publisher : Yayasan Insan Mulia Bima

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59923/champions.v3i1.74

Abstract

Osteoarthritis of the knee is a degenerative disease that directly impacts joint cartilage, characterized by pain and stiffness, causing a decrease in function and quality of life of sufferers. This study aimed to determine the effect of giving isometric exercise on pain and functional activity changes in patients with knee osteoarthritis at Hospital Level  IV in Samarinda.  This study used a pre-experimental method with a pre-test and post-test one-group design approach. Seventeen knee osteoarthritis respondents with pain and functional activity disturbances were given an isometric exercise with a frequency of three times a week for one month. The measurement tool used to evaluate pain and functional activity was the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC). The statistical test using the paired sample t-test showed that p <0.05 indicated that giving isometric exercise affected in pain and functional activity changes in patients with knee osteoarthritis at  Hospital Level IV in Samarinda, then H0 was rejected, and Ha was accepted. This indicates that giving isometric exercise affects changes in pain and functional activity in osteoarthritis knee at Hospital Level IV in Samarinda.