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Evaluasi Harga Tarif Tol Berdasarkan Analisis Kelayakan Finansial (Studi Kasus: Jalan Tol Medan-Binjai) Galuh Rahmadyarto; Ari Sandhyavitri; Alfian Malik
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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Initial tariff rates are generally based on financial calculations so that the initial tariff determination can be more than willingness or ability to pay from potential toll users. Economic analysis used in this research is the cost savings of vehicle operation, and time value saving. While the financial feasibility analysis is NPV, BCR, IRR, payback period and sensitivity analysis to the change of toll rate start. The result of financial analysis with the preliminary toll tariff is Rp 981.00 and the interest rate of 6.78%, these value indicates that the evaluation of the Medan-Binjai toll road tariff is financially feasible. While the sensitivity analysis result on toll tariff states that not all the toll tariff used in Medan-Binjai road tariff is financially feasible. Keywords : evaluation, tariff, highway, vehicle cost operating, finance, sensitivity analysis
Analisis Perencanaan Struktur Perkerasan Runway, Taxiway, Dan Apron Bandara Sultan Syarif Kasim II Menggunakan Metode FAA Brian Charles S; Sri Djuniati; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 3, No 2 (2016): Wisuda Oktober Tahun 2016
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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Airport pavements are constructed to support the loads by aircraft using an airport. Pavements must be smooth surface, adequate of thickness, stable and not having distress. The purpose of this research are analyze pavement thickness landing movement such as runway, taxiway, and apron. Planning pavement thickness consist of flexible pavement and rigid pavement. Runway and taxiway using flexible pavement while taxiway using rigid pavement. Design pavementthickness landing movement refers to the method FAA (Federal Aviation Administration) Advisor Circular No : 150/5320-6D. Data movement of aircraft using air transportation data in2013 for scheduled flights. The analysis result shows the total pavement thickness runway, taxiway, and apron in a row is 75 cm, 68 cm, and 104 cm with aircraft plan B 737-900ER. While total pavement thickness for existing is 70 cm, 68 cm, and 117 cm.Keywords: Airport Pavement Design, FAA method, flexible and rigid pavement
Analisa Sensitivitas Parameter - Parameter Yang Mempengaruhi Rencana Anggaran Biaya (RAB) Perumahan Cluster Di Pekanbaru (Studi Kasus Perumahan Sari Residence) Luse Benita; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 1, No 1 (2014): Wisuda Februari Tahun 2014
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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Pekanbaru is one of the provincial capital in Indonesian that has rapid population growth about 4%  each year. One of thedevelopment thing is the rapidly growing field of building construction, especially in the field of housing.  Free trade competition in which the selling price as set by the government.  It is necessary to identify the parameters that affect the Budget Plan (RAB) in Type of Cluster House development.  Sensitivity analysis is needed to determine how sensitive a decision to change the parameters that influence it.  Criteria of the largest costs incurred is the cost of home work better than the average yield response of respondents as well as seen from the calculation of the RAB. RAB calculations obtained percentage of the cost of homework on the overall total cost for one (1) of housing units is 61.64%. Retrieved parameters that affect as many as 12 parameters namely: Wall Working, Roof Working, foundation working, concrete working, vast excess soil, deed of sell, Building Permits, Ownership Certificate, Electrical installation, Water Treatment Plan, Mainroad. So we need antisipasif action against these parameters. Keywords: Developer, Budget Plan (RAB), Type of Cluster House, Sensitivity
Kajian Ketersediaan Dan Kebutuhan Air Baku Dengan Pemodelan Ihacres Di Daerah Aliran Sungai Tapung Kiri Mashuri Mashuri; Manyuk Fauzi; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 2, No 1 (2015): Wisuda Februari Tahun 2015
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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The demand of raw water in Kampar Districts is increasing in step with population growth. At this time, the water supply system is regulated by PDAM Tirta Kampar what still have problem to service coverage. Especially Tapung Sub-District has not been served. Therefore, the existence of the Tapung Kiri River is expected to be a solution to overcome these problems. Thisstudy use IHACRES for rainfall - runoff modeling, which in the calibration stage reach Nash- Sutcliffe effectiveness value of 0.630. Overall, this model provides an understanding that thesuccess obtained on the calibration stage does not guarantee success in the verification stage. Analysis of water availability is done to analyze the realable discharge river (Q90%) based onaverage annual the discharge resulting realable discharge occurred in 2000. The greatest realable discharge occured in October amounted to 93.75 m3/sec, and the smallest in Maretamounted to 43,69 m3/sec. Analysis of water demand is forecasted to the population growth of up to 22 years and produce raw water demand total with forecasts early of the year (2013) of 0.109 m3/sec and the end forecasts of the year (2035) of 0.264 m3/sec.Keyword : Tapung Kiri River, IHACRES model, Availability Water, Population Forecasts, Water Supply
Evaluasi Tingkat Kejenuhan Terminal Building Bandar Udara Hang Nadim Batam M Nurmandra Muas; Ari Sandhyavitri; Hendra Taufik
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 6 (2019): Edisi 1 Januari s/d Juni 2019
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The number of passengers of Hang Nadim Airport Batam is experiencing saturation so that it is necessary to develop the passenger terminal against existing regulations. It is known that in 2015 the number of passengers reached 5.20 million passengers and this already exceeded the passenger capacity planned earlier in 2008, which was 5 million passengers with a passenger terminal area of 30,677 m2. The method for knowing the available capacity can now be developed or not using the airport operational utility level method, the data used are advanced survey data, the largest annual passenger, and busy passenger on numbers. In planning, development there are two types of equations used, namely is simple linear regression and the multiple linear regression, where the non-independent variable data is the recapitulation of air transport data from 2007 to 2016 in the form of aircraft, passenger and cargo movements while the independent variable is population data, domestic products gross regional, and per capita income. The relationship between non-free variables and independent variables is very strong so it can be processed using the SPSS computer program to obtain the equation analysis model. The need for building terminal development for the next 10 years, 2017 to 2026 aims to expand terminal building, passenger capacity, and passengers during busy times. The results of the terminal building development plan during the planned year are 2026 covering an area of 59,079 m2 with a passenger capacity reaching 9,481,174 people which can accommodate 2,430 people during a passenger rush hour.Keywords: Saturation, Passenger, Capacity, Development
Evaluasi Perkerasan Runway Bandar Udara Sultan Syarif Kasim (SSK) II Pekanbaru Terhadap Pesawat B737-900 ER Dengan Metode ACN-PCN Moulana Rizaldi; Ari Sandhyavitri; Alfian Malik
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 8 (2021): Edisi 2 Juli s/d Desember 2021
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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The airport is an air transportation facility which has now become an important part of the movement of people and goods. The growing Indonesian economy, especially the Riau Province and Pekanbaru City, also has a big role in increasing the use of airport facilities. All available facilities must meet service standards including the runway section for aircraft services. As aircraft movements increase every year, it is necessary to evaluate the operational side of pavement conditions, so this study aims to analyze the PCN value of the runway using the ACN-PCN comparison method for the B737-900 ER aircraft. Based on a report issued by the Ministry of Transportation, the PCN value of the existing runway is 66/F/B/X/T. The results of the evaluation using COMFAA show that in 2025, the runway structure needs to be improved to serve the movement of the B737-900 ER aircraft in 2025 which has a PCN value of 48 F/B/X/T, while the ACN value of the aircraft is 49,8 with a total aircraft movement of reaching 69,369 aircraft per year. Keywords: runway,facility, evaluate, aircraft movement, existing
Kekeringan Meteorologi Di Kabupaten Bengkalis Mohtar Anwar; Sigit Sutikno; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 7 (2020): Edisi 1 Januari s/d Juni 2020
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Weather and climate dynamics play a major role in spatial and temporal changes in groundwater availability. Temporally, groundwater availability changes are easier to feel such as the incidence of drought phenomena and water shortages that occur during certain months. This index is a benchmark to see the potential for fire in peatlands. This research was conducted in the Bengkalis regency of Riau Province using the method Keetch-Bryam Drought Index (KBDI). Peat fires can transform peatlands into farmland and settlements. The results of the drought Index analysis, the highest drought index value of the KBDI method occurred on Grid 8 in March 2016 of 1894.88 with extreme classification. The main factor for the occurrence of meteorological dryness is rainfall. Value of KBDI The higher the more the extreme. So the increase rainfall followed by decreasing the value of KBDI. The higher the temperature the greater the drought index value of the KBDI.Keywords: KBDI, Drought, Peatland Fire
Analisis Investasi Sistem Penyediaan Air Minum Kota Dumai Berdasarkan Kerjasama Pemerintah Dan Swasta Jhon Hadi Kusuma; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 1, No 2 (2014): Wisuda Oktober Tahun 2014
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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Construction of water supply system has been implemented Dumai City since 2009. But until 2011 the construction should be done despite stalled cost as much as Rp 180 billion. The cost is only partially physical labor can build transmission and distribution networks in 4 districts. Therefore, the city government plans to continue the development dumai the project. In the government's development plan includes an investor to reduce sourced financing from the state budget. In this study, the system will analyze the cooperation undertaken by making 3 schemes. And each of these schemes will be analyzed in the economy that is based on net present value (NPV), internal rate of return (IRR),  benefit cost ratio (BCR), and payback period (PBP). Economic analysis is performed on each scheme can be stated that the three schemes is feasible, for each of the parameters such as NPV is positive, BCR greater than 1.0 and internal rate of return and the value of the prevailing commercial interest, but the rates obtained are very expensive so the rates are not feasible. but the rates obtained are very expensive so the rates are not feasible. Thus, in the financing of infrastructure development should be done budget sharing the rates obtained becomes smaller.  Keyword: water supply system, investment, NPV, BCR, IRR, PBP
Model Peramalan Muka Air Tanah Pada Lahan Gambut Menggunakan Pendekatan Artificial Neural Network (ANN) (Studi Kasus Kabupaten Bengkalis Provinsi Riau) Fajri Rahmatullah; Imam Suprayogi; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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The Artificial Neural Network (ANN) method is a computationally soft method that can predict water levels, one of them being for early warning of peatland fires. It is necessary to prove the performance of Artificial Neural Network (ANN) to predict the water level in Bengkalis Island, Riau Province. In this research, we use observation data using HOBOwater Logger level for 2014 data. Data usage was conducted trought time series of 1 day period with the maximum value, test and validation with Artificial Neural Network (ANN) Model is Backpropagation Algorithm. The result of simulation of water level in Artificial Neural Network (ANN) method in MATLAB software, yields statistical value of correlation coefficient (R) with very strong category. In the time series scheme the period of 1 day in maximum time to 24 hours (H1t + 24) produces correlation coefficient (R) of 0.995929. Keywords : peatlands, HOBOwater level logger, ANN Method, MATLAB, forecasting.
Analisis Ketersediaan Air Pada Sub Kesatuan Hidrologi Gambut Tanjung Leban Provinsi Riau Yogi Guntara; Sigit Sutikno; Ari Sandhyavitri
Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains Vol 5 (2018): Edisi 2 Juli s/d Desember 2018
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Teknik dan Sains

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Availibility of water at each location are different. This is due to the climate divergence at those locations. The limitation of water availibility and the increasing of its demand have caused several problems, one of them is the deficit of water. Water deficiency is a huge matter on several locations especially provinces with peatlands. In order to analyze water availibility, it can be done by using Mock Method. Mock (1975) has introduced a formulation to calculate stream flow by using rainfall data, evapotranspiration, and hydrology characteristic of flow area to estimate the magnitude of flow in case those data is not affordable. The analysis results have shown that the optimated flow rate by using Mock model factor of 0,910 on August 2017 with 20% of dependable discharge was 1,036 m3/s and the measured discharge was 0,910 m3/s. However, the availibility of water does not have much direct influence towards the number of hotspots. Commonly, the hotspots occurred due to external factor, i.e. human activity.Keywords: Water availibility, Mock method, Hotspots
Co-Authors A.A. Ketut Agung Cahyawan W Abid, Hussein Rasool Achmad Noerkhaerin Putra Aditya Sukrama Afdhal Suzalici Putra, Afdhal Suzalici Agung Wijaya, Gufron Agus Ika Putra Ahmad Fadli Aidillah Fitria Alexander Preh, Alexander Alfa Roby Khairumusa Alfian Malik Aminuyati Amun Amri Andi Asri Permatasari Andy Hendri, MT, Andy Anisa Suryani, Anisa Antos Gazali Ardiminsyah Ardiminsyah Aris Fadillah Arvin Arvin Arvin Arvin Azhar, Muhammad Rizwan Bambang Siswanto Bambang Sujatmoko Bismo Anggoro Brian Charles S Chandra Lesmana Copricon, Deby Elfi David, Muhammad Deby Elfi Copricon Dehas Abdaa Desi Heltina Dewi Herlina Dewi Herlina Dewi Herlina, Dewi Dian Yayan Sukma, Dian Yayan Dilla Kartika Edwar AR Edy Saputra Elianora - Erizal ' Fadlansyah, Heldifha Fajar Restuhadi Fajri Rahmatullah Fakhri Fakhri Faldy Syukra Aditya Fatiha Nadia, Fatiha Fauzi, Manyuk Febrizal Ujang Ferry Anggriawan Ferry Fatnanta Fian Syauqi Fiqri Fansyuri Saragih Frans Tohom Fri Murdiya, Fri Galuh Rahmadyarto Ghina Mardhatillah Ginda Burnama Gufron Agung Wijaya Gunawan Wibisono Gunawan Wibisono Guspi, Guspi Harahap, Ade Martua Harnedi Maizir Helfira, Nany Hendra Agustian Hendra Taufik Herdiansyah Herdiansyah Ilvi Rahmi Amalia Imam Suprayogi Indah Kamelya Shifa, Indah Kamelya Indra Kuswoyo Irvan A Ito Tandika Jhon Hadi Kusuma Julianto, Ryan Kuliz, Muhammad Fakhri Al Lita Darmayanti Luse Benita M Galang Rosyandi M Nurmandra Muas M. Dian Rioputra M. Fajar Anwika Malau, Natalia K Marbun, Douglas Mardan Fajri Mariani Damanik Mashuri Mohtar Anwar Moulana Rizaldi Mualifudin, Achmad Mufriadi Mufriadi Muhamad Azizi Muhamad Yusa Muhammad Ikhsan Muhammad Ikhsan Muhammad Ikhsan Muhammad Nizham Firdaus Muhammad Taufiq Muhammad Zulfiqar Mutia Ananda Perdana Naswandi wanto Nessa Riana Putri, Nessa Riana Niko Saputra Nur Ihsan Prasetia, Bayu Reski Pratiwi, Dian Anugrah Prawiranegara, Barata Aditya Raja Andrian Maulana Rakhmat Minanggi Purba, Rakhmat Minanggi Rama Dwi Aryandi Ramadhan, Muhammad Zahrul Faizi Rangga Byian Tri Putra Reni Suryanita Rian Tri Komara Irana Rian Trikomara Iriana Riau Satrya Alamsyah Rivandy Cahyandra Riya Nisa Putri Rizki Ramadhan Husaini Rizki Sahputra Roma Dearni Rosma, Iswadi Hasyim RR. Ella Evrita Hestiandari Rumambi, Ridho Rumeisyah, Rumeisyah Ruth Tabita Hutagalun Sigit Sitikno, Sigit Sitompul, Iskandar R Soewignjo Agus Nugroho Sri Djuniati Sri Djuniati Sri Djuniati Sri Juniati Suandi, Oki Sutikno, Sigit Suwitno Suwitno Suwitno, Suwitno SYAIFUL BAHRI Syamsul Arifin Syifa Yulita Tampubolon, Ari Tampubolon, Hotmauli Tri Tjahjono Utama, Panca Setia Vito Charly Widya Kamala Yogi Guntara Zulfahmi Zulfahmi Zulfikar Djauhari Zulkarnain Yusuf