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BANTUAN DESAIN BUKIT KONSERVASI KAWASAN SUMBER BRANTAS KOTA BATU Kustamar; Abraham Lomi; Subandiyah Aziz; Eding Iskak Imananto
Asawika : Media Sosialisasi Abdimas Widya Karya Vol 5 No 1 (2020): Juni : Asawika
Publisher : LPPM Unika Widya Karya Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (201.366 KB) | DOI: 10.37832/asawika.v5i1.31

Abstract

Pengelolaan Daerah Aliran Sungai (DAS) Brantas bagian hulu secara hidrologi masih belum berhasil, hal ini terlihat dari rendahnya debit aliran dasar pada Kali Brantas. Upaya konservasi lahan memerlukan biaya yang tidak sedikit, dan sulit dilakukan manakala tidak mendapat dukungan masyarakat. Oleh karenanya, dalam hali ini dianggap perlu adanya konsep yang dapat memadukan kepentingan: konservasi lahan, dan sarana ekowisata. Sebagian kawasan Sumber Brantas merupakan kawasan imbuhan dari mata air Sumber Brantas, dan merupakan kawasan konservasi. Oleh karena itu dirancang kegiatan perencanaan konservasi lahan yang terpadu dengan sarana Ekowisata. Hasil kegiatan berupa rancang bangun rencana konservasi lahan yang cocok untuk tujuan wisata dan tempat singgah, bagi pengendara yang melintas di sekitar bukit melalui jalan dari Kota Batu ke arah Pemandian Cangar, atau tepatnya di pintu masuk Taman Hutan Rakyat (Tahura) Tumenggung Suryo. Topografi kawasan berupa bukit, yang sebelah kakinya berhadapan dengan Arboretum Sumber Brantas, sehingga sangat potensial jika digunakan juga sebagai paket wisata ekologis. Dalam kawasan tempat singgah ini terdapat beberapa gazebo dengan pemandangan alam pegunungan yang sangat bagus, dan beberapa tempat swa-foto. Tanaman konservasi juga dipilih perpaduan antara tanaman keras dengan tanaman jenis perdu atau gantung yang dapat tumbuh berdampingan. Cara tanam dipilih model dalam pot atau digantung, pada tanaman keras. Limpasan permukaan diangani dengan pembuatan tampungan melingkar di kaki bukit, berupa kolam terbuka yang dimanfaatkan juga sebagai sarana budidaya ikan air tawar. Kata Kunci: Brantas, Ekowisata, Konservasi-lahan
EVALUASI KINERJA SIMPANG PADA PERSIMPANGAN BERSINYAL JL. ASEMBAGUS – JL. SERUNI KABUPATEN SITUBONDO Ari Andriyanto; Eding Iskak Imananto; Annur Ma'ruf
STUDENT JOURNAL GELAGAR Vol. 2 No. 1 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Tingginya tingkat kemacetan merupakan salah satu penyebab tingginya permasalahan transportasi di Kabupaten Situbondo. Permasalahan tersebut secara umum sering terjadi di beberapa persimpangan di Kabupaten Situbondo, salah satunya adalah pada persimpangan bersinyal Jl. Asembagus – Jl. Seruni. Kemacetan yang terjadi pada persimpangan ini sering kali menimbulkan antrian dan tundaan yang cukup tinggi. Hal tersebut menyebabkan pelaku pergerakan terkadang membutuhkan waktu yang lama saat berada di persimpangan tersebut. Berdasarkan permasalahan yang telah dikemukakan, maka dilakukanlah evaluasi kinerja simpang pada persimpangan bersinyal Jl. Asembagus – Jl. Seruni Kabupaten Situbondo. Untuk menunjang studi ini diperlukan sampel volume lalulintas, panjang antrian, dan tundaan dengan survey lapangan pada kondisi eksisting yang di laksanakan pada 3 hari di mulai dari hari Sabtu 23 Februari 2019, Minggu 24 Februari 2019, dan Senin 25 Februari 2019. Metode evaluasi ini menggunakan Pedoman Kapasitas Jalan Indonesia 2014 dan menggunakan Peraturan Menteri Perhubungan 96 Tahun 2015. Dari hasil survey lapangan selama tiga hari, diperoleh volume tertinggi terjadi pada Minggu 24 Februari 2019 pukul 11.00-12.00 dengan nilai 2298 skr/jam, panjang antrian 135 meter, dan tundaan 52,5 det/kend dengan tingkat pelayanan E. Skenario alternatif yang dipilih dari tiga alternatif yang direncanakan adalah alternatif kedua yaitu perubahan geometrik simpang. Alternatif tersebut memberikan kenaikan tingkat pelayanan yang berawal dari F berubah menjadi D.
PERBAIKAN TANAH LUNAK MENGGUNAKAN PREFABRICATED VERTICAL DRAIN (PVD) (Lokasi Studi Grand Island Pakuwon City Surabaya Jawa Timur): Lokasi Studi : Pembangunan Perumahan Grand Island Pakuwon City Surabaya Jawa Timur Puthut Wisanggeni; Eding Iskak Imananto; Eri Andrian Yudianto
STUDENT JOURNAL GELAGAR Vol. 2 No. 2 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Planning on the construction of a two-story Grand Island Pakuwon City Surabaya housing area of ​​+/- 3.4 Ha with the existing land elevation being at +0.00 from the local BM and the embankment elevation plan at +3.00 m, apparently must be built on silt clay with a very consistent consistency soft. The purpose of this study is to find out the optimal installation pattern, size, distance of PVD, preloading load system combined with PVD to produce the fastest soil repair time and determine the effect of using a combination of preloading and PVD systems in clay soil improvement on the time of decline , the degree of consolidation and the amount of decline caused. The topsoil that will be compressed is the very soft clay silt layer, that is, clay soil which has a value of qu <4.8 t / m2 or N value <4. At the study site, the soft soil layer is located at a depth of 16 m. The data needed is soil data (drill log), load received, elevation of building plans, pile soil data. The method used is the preloading method combined with PVD to speed up the consolidation process. You do this by giving a load in the form of pile on soft soil that has previously been installed PVD. From the results of the calculation of soil improvement using the preloading method combined with PVD it can be concluded that the time of land subsidence can be accelerated and can increase the carrying capacity of the soil. PVD with a triangular pattern of a distance of 1 m to a depth of 16 m obtained a decrease time for 78 weeks compared without soil improvement where the decline time was obtained for 22 years.
PENGGUNAAN ASPAL BUTON PADA CAMPURAN AC-WC ( ASPHALT CONCRETE - WEARING COURSE ): Studi kasus: penggunaan aspal buton pada campuran ac-wc (asphalt concerte wearing course) Afwan Kafabihi; Bambang Wedyantadji; eding iskak imananto
STUDENT JOURNAL GELAGAR Vol. 2 No. 2 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Buton asphalt is contained in rock deposits found on the island of Buton and its surroundings Therefore, currently the government is promoting the use of Buton asphalt in order to make optimal use of existing natural resources. This study aims to determine the asphalt content contained in asbuton, to determine the optimum asphalt content in the AC-WC mixture and to find the maximum use of asbuton in the AC-WC mixture. From the results of the research, the asphalt content contained in the asbuton extracted was 20.68% in the B50 / 30 type. The optimum asphalt content in the AC-WC mixture without asbuton was 5.8%, the stability value was 982,41 and the percentage of maximum levels of asbuton use in the AC-WC mixture is in the variation of 8.4% with a stability value of 1341.33.
PENGGUNAAN ASPAL BUTON : Studi Kasus : Pada Campuran HRS-WC ( Hot Rolled Sheet-Wearing Course ) Sandy Rizky Huat; Bambang Wedyantadji; Eding Iskak Imananto
STUDENT JOURNAL GELAGAR Vol. 2 No. 2 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Pertamina is known as the main supplier of asphalt in Indonesia, but Indonesia itself has natural asphalt which is located on Buton Island, Southeast Sulawesi which is known as Asbuton. Several studies were conducted to obtain scientifically accurate results in the use of Asbuton. The asbuton used is grain or chunk, where it is known that Asbuton chunks contain asphalt and aggregate. Therefore, several studies were conducted to obtain scientifically accurate results in the use of Asbuton, one of which aims to determine the asphalt content contained in Asbuton, see the optimal asphalt content value in the HRS-WC mixture and look for maximum use because Asbuton contains asphalt content. and aggregates, so that the use of asbuton does not exceed the specifications of the HRS-WC mixture. The results showed that the asphalt content contained in Asbuton after extraction was 20.68%, included in the B50 / 30 type according to the KPUPR regulations of the Directorate General of Highways General Specifications 2018. The optimum asphalt content in the HRS-WC mixture without asbuton was 6.85%, with stability value 1092.67 Kg, Flow 3.43 mm, VIM 4.96%, VMA 19.15%, VFA 78.49%, MQ 318.69 kg / mm. The value of the proportion of the maximum use of asbuton in the HRS-WC mixture is in a variation of 10.74% with a stability value of 1835.33 Kg, Flow 4.27 mm, VIM 5.97%, VMA 20.58%, VFA 71.01%, and MQ 430.53 kg / mm.
SEBAGAI PENGGANTI AGREGAT 0/5 PADA CAMPURAN ASPHALT CONCRETE - BINDER COURSE (AC-BC): Studi Kasus : Penelitian Penggunaan Batu Putih Bangkalan Pulau Madura Maulana Shofi Yuliansyah; Bambang Wedyantadji; Eding Iskak Imananto
STUDENT JOURNAL GELAGAR Vol. 2 No. 2 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

The top layer of the asphalt description is called the surface layer, which is the layer of the best quality. This layer has a material that plays an important role, namely aggregate. In general, the aggregate used as a constituent of asphalt is river stone that comes from mountain rock fragments or from rivers. However, the lack of availability of river stones in Bangkalan Regency, Madura Island, so that white stones are used as an alternative because they are easier to find there. This study aims to determine the feasibility of white stone as a substitute for 0/5 aggregate in the AC-BC (Asphalt Concrete – Binder Course) mixture and the optimum percentage of white stone as an alternative to river stone. Then make 39 test objects using the Marshall Test method in the Construction Materials Technology Laboratory, Civil Engineering Study Program S-1, Faculty of Civil Engineering and Planning, Malang National Institute of Technology with variations in white stone content of 25%, 50%, 75% and 100%. Based on the results of the research that has been done, it was found that the white stone of Bangkalan Regency, Madura Island is suitable for use as a substitute for 0/5 aggregate in the AC-BC (Asphalt Concrete-Binder Course) mixture, because the results of variations in the content of white stone on the characteristics of Marshall meet the requirements of DPU Bina Marga 2018 and from the results of marshall testing, the optimum percentage of white stone content variations was 49.89%. Based on the stability value at the maximum point of 1088.01 kg. The flow value is 3.066 mm, VIM is 4.25%, VMA is 16.40%, VFA is 74.10% and MQ is 355.65 kg / mm.
PENGARUH PASIR PANTAI SEBAGAI PENGGANTI AGREGAT 0/5 CAMPURAN ASPHALT TREATED BASE (ATB): Pada Campuran Asphalt Treated base (ATB) Melvin Melvin; Bambang Wedyantadji; Eding Iskak Imananto
STUDENT JOURNAL GELAGAR Vol. 2 No. 2 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Indonesia is a country that has a very long coastline and each region has different characteristics. Considering that beach sand has different characteristics and abundant availability, therefore this study uses beach sand from Sipelot beach, Pujiharjo Village as an alternative to 0/5 aggregate in the Asphalt Treated Base (ATB) mixture. This study used an experimental method using beach sand as an aggregate of 0/5 with a variation of 0%, 25%, 50%, 75% and 100% with 3 specimens each. The aim is to find out whether there is a significant effect on the use of beach sand in terms of the Marshall characteristic values ​​and what is the optimum percentage of use of beach sand as a substitute for 0/5 aggregate in the ATB layer. Based on the research results, it was found that the beach sand from Sipelot Beach, Pujiharjo Village as a substitute for the 0/5 aggregate on the Asphalt Treated Base (ATB) layer could affect the characteristics of Marshall. This can be seen from the results of hypothesis testing for stability, VIM, VMA, MQ and VFA, it is obtained Fcount> Ftable and it can be stated that there is a significant effect with the addition of beach sand variations, while for flow there is no significant effect. The optimum percentage of use of beach sand is 34.53%. With stability values ​​obtained at 1079.86 kg, flow 3.23 mm, VIM 3.96%, VMA 16.07%, MQ 334.53 kg / mm and VFA 75.34%.
PENGARUH PENAMBAHAN LIMBAH SERABUT KELAPA PADA CAMPURAN (ASPHLAT TREATED BASE) ATB DITINJAU DARI NILAI PARAMETER MARSHALL TEST Yusril Yahya; Ester Priskasari; Eding Iskak Imananto
STUDENT JOURNAL GELAGAR Vol. 2 No. 2 (2020): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Increased activity of the oil palm plantation industry in Muara Wahau village, East Kutai Regency, East Kalimantan Province, which has resulted in piles of waste, one of which is palm oil fiber waste. This research carried out the utilization of oil palm fiber waste that has not been optimized with the aim of knowing the effect of adding palm fiber waste to the ATB foundation layer on the characteristic value of the Marshall Test and knowing the feasibility of palm oil fiber waste as an additive to the ATB mixture. The research was conducted by looking for the value of KAO with asphalt content variants of 4%, 4.5%, 5%, 5.5%, and 6% with each of the variations in asphalt content made by 5 specimens, and obtained KAO of 5.43%.The planning for hot mix again used KAO asphalt levels and the addition of palm oil waste with variations in levels of 1.5%, 3%, 4.5% and 6% for each grade made of 3 objects. From the results of the research, the added material for palm oil fiber waste mixed with ATB affects the characteristic value of Marshall significantly. From the results of testing the hypothesis Stability Fcount = 12.71, Flow Fcount = 5.47, VIM Fcount = 3344.49, VMA Fhitung = 3347.46, MQ Fcount = 65.89, VFA Fcount = 3582.70> Ftable = 3.478. And based on the research results, it is stated that palm oil fiber waste is not suitable for use as an added material, because the results of VIM and VFA have decreased which do not meet the requirements of the 2018 Highways Specifications.
PENGGUNAAN ASPAL BUTON: Studi Kasus : Campuran ATB (Asphalt Treated Base) Alif Nurahmanda; Bambang Wedyantadji; Eding Iskak Imananto
STUDENT JOURNAL GELAGAR Vol. 3 No. 1 (2021): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

The need for asphalt always increases along with the growth of development.Therefore it is necessary to reduce the use of asphalt. Therefore it is necessary to reduce the use of asphalt, namely by utilizing natural asphalt originating from Buton Island, Southeast Sulawesi (Asbuton). It is hoped that this utilization can maximize the use of Asbuton in order to increase economic value and selling power in the country. This study aims to determine the type and content of asphalt contained in asbuton. Percentage value of optimum asphalt content at ATB (Asphalt Treated Base), as well as the percentage of maximum value for the use of asbuton in the ATB (Asphalt Treated Base) layer. Based on the results of the research, it was found that the asphalt content contained in the asbuton grains extracted was 20.68%, included in type B 50/30 according to the specifications of the KPUPR Directorate General of Highways (Bina Marga) 2018 General Specifications. For marshall test results, the percentage value of the optimum asphalt content in the ATB (Asphalt Treated Base) mixture is 5.43%. And the results obtained from the Marshall test, the maximum percentage value of asbuton use in the ATB (Asphalt Treated Base) mixture is at the level of the variation of asbuton 7.94% which has reached the maximum value requirements at VIM.
PENGARUH PASIR PANTAI SEBAGAI : Studi Kasus : PENGGANTI AGREGAT 0/5 CAMPURAN ASPHALT CONCRETE – BINDER COURSE (AC-BC) Tommy Andipadang; BAMBANG WEDYANTADJI; EDING ISKAK IMANANTO
STUDENT JOURNAL GELAGAR Vol. 3 No. 1 (2021): JURNAL GELAGAR
Publisher : TEKNIK SIPIL S-1 ITN MALANG

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Abstract

Construction developments such as roads in Indonesia are currently growing rapidly, this can be seen how the Government builds toll roads, trans Papua, trans Kalimantan and other areas in Indonesia equally. Highway facilities are a very important facility in the life of every human being. This is because the road functions as a transportation facility in economic and social activities. The purpose of this study is to determine whether there is a significant effect by using beach sand as a substitute for 0/5 aggregate in terms of Marshall characteristic values ​​and what is the optimum percentage of use of beach sand as a substitute for the 0/5 aggregate in the AC-BC layer. Testing and manufacturing of test objects was carried out from February to May 2020 at the Civil Engineering Construction Materials Laboratory of the National Institute of Technology Malang. Based on the results of testing beach sand as a substitute for 0/5 aggregate on the Asphalt Concrete - Binder Course (AC - BC) layer with variations of beach sand 25 %, 50%, 75% and 100% affect the characteristic values ​​with stability values ​​of 1069.21kg, 1073.75kg, 982.07kg, 905.75kg, respectively. Flow 3.33mm, 3.47mm, 3.53mm, 3.61mm. VIM 4.06%, 4.00%, 3.97%, 3.94%. VMA 16.42%, 16.37%, 16.35%, 16.33%. VFA 75.28%, 75.56%, 75.71%, 75.89%. MQ 321.90kg / mm, 310.46kg / mm, 278.67kg / mm, 253.16kg / mm. From the beach sand aggregate test, the results are: Density test 2.68 gr / cm2> 2.5 gr / cm, 1.40% absorption <3%. Thus it can be declared that it meets the requirements of the AC - BC specification.