Morphometric Analysis for Landslide Susceptibility in Sukasari and Surrounding Area, Tanjungsari, West Java, Indonesia

Author(s):  
M.L. Dwiyoga ◽  
M.F. Mawaridi ◽  
M.A.J. Anandi
2020 ◽  
Vol 15 (1) ◽  
pp. 63-73
Author(s):  
Iwan Gunawan Tejakusuma

Mount Geger Pulus in Cililin District, West Java shows a cone geomorphology composed of an Andesitic intrusion in which part of the slope is covered by volcanic rock. Small scale landslides have occurred several times indicating that the surrounding area is at risk of landslides. The slope segment of Legok Emo of this mount has a steep to very steep slope, covered by secondary and mixed forests. Settlement lies around the bottom of this slope. The results of geoelectrical measurements and geological analysis of this slope segment indicate that the slope has a potential to landslide that is controlled by tuff acting as a slip plane and can be triggered by rainfall. The layer that has the potential to landsliding are weathered volcanic breccias with a thickness of about 3 meters with a maximum of 5 meters that is overlying tuff which is relatively impermeable.


The West Java Provincial Government has set out to develop the West Java International Airport (BIJB) in Kertajati Subdistrict, Majalengka Regency and to become the spatial layout of the surrounding area integrated into an airport city (aeorocity). This study discusses the development of an airport city or aerotropolis based on the literature study research method (meta analysis) which is then associated with the Kertajati spatial concept. In community empowerment (people empowerment) to increase the ability to choose and open opportunities to choose meaningful means is to increase the ability to make decisions and open opportunities to participate in decision making. The community empowerment strategy, in the Majalengka District Medium-Term Development Plan (RPJMD), has made several efforts to develop the regions and communities in the BIJB region by making policies or regulations that are in line with plans and policies related to BIJB development and Kertajati Aerocity, the RTRW and RDTR which is still a legal process.


2019 ◽  
Vol 13 (2) ◽  
pp. 96
Author(s):  
Iwan Gunawan Tejakusuma

Soil creep occurred in Balekambang, Cirawamekar, Cipatat, West Bandung Regency, West Java. This area is karst hill consist of limestone with interbedded sediment in the valley. The limestone is interfingered with clay, marl and quartz sandstones. The clay and marl acting as the slipping plane with a steep dip of around 50o to 69o to the northwest. The direction of the slope movement approximately follows the direction of the bedding plane therefore the bedding plane control the soil creep. This landslide was triggered by rainfall which saturated the soil layer and environmental changes in the surrounding area.


2018 ◽  
Vol 147 ◽  
pp. 03010 ◽  
Author(s):  
Yadi Suryadi ◽  
Asrini Chrysanti ◽  
Febya Nurnadiati ◽  
Mohammad Bagus Adityawan ◽  
Arno Adi Kuntoro

The Bandarudara Internasional Jawa Barat (BIJB) and Kertajati Aerocity are under construction and expected to be a center of economic activity supported by potential of natural resources and agriculture. They later will act as a driver of economic growth in West Java, especially for surrounding area such as Kertajati, Jatitujuh and Ligung Sub-districts. As an affect of the the development of BIJB and Kertajati Aerocity, the water demand of surrounding area will increase. Therefore an analysis of water demand and availability is needed. This research supports by analyzing the water balance, water demand, and also water allocation using WEAP (Water Evaluation and Planing) software tool. Water balance of Cimanuk-Tomo, Cimanuk-Monjot, and Cilutung-Dam Kamun river are analyzed, water demand of the three sub-districts are also projected and become the inputs of the water allocation model. The result of WEAP model simulation shows that the Cimanuk River can meet the water demand of the three sub-districts until 2040.


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