Necessity of Disaster Impact Assessment through Analysis of Flood Control Effectiveness on Basins

2016 ◽  
Vol 16 (1) ◽  
pp. 159-168 ◽  
Author(s):  
Dojoon Jung ◽  
Yuntae Kim ◽  
Keumho Oh
2012 ◽  
Vol 212-213 ◽  
pp. 721-724
Author(s):  
Wen Hai Yang ◽  
Guo Hui Yu ◽  
Tao Liu

With the actual engineering as an example, the content and method of flood impact assessment in the river management of gas station construction project within the scope of river management was discussed in this paper. Construction project to review the job has certain referenced effect, so that the flood control evaluation can reflect the effect of the construction project on flood control, in order to take measures to ensure the safety of river flood.


2021 ◽  
Vol 21 (4) ◽  
pp. 187-195
Author(s):  
Hojun Keum ◽  
Haksoo Kim ◽  
Taekjo Ko

The rainfall-runoff characteristics of urban and rural areas differ. Hence, major domestic design standards recommend using the rural basin rainfall-runoff models (the unit hydrograph method) for rural areas and the urban rainfall-runoff models (time-area method) for urban areas when estimating the amount of floods. Further, the guidelines for consultations on disaster impact assessment in Korea describe the selection of rainfall-runoff models according to basin types such as urban and rural areas. However, in complex watersheds where rural and urban basins coexist, the type of rainfall-runoff model is selected based on the modeler’s (or business operator’s) experiences rather than model selection guidelines. This study aims to analyze the impacts of uncertain design standards on disaster impact assessment in Korea. To this end, the parameters for each model (the unit hydrograph method, time-area method) were optimized using the measured datasets. The accuracy of the models was evaluated, as well as the appropriateness of flood reduction measures based on whether there was an assessment of downstream conveyance in development areas. The results of this study are expected to contribute to improving the reliability of the evaluation of flood reduction measures by assessing the accuracy of results in hydrological modeling and supplementing the uncertain flood estimation guidelines.


2016 ◽  
Vol 24 (3) ◽  
pp. 203-210 ◽  
Author(s):  
Roya Olyazadeh ◽  
Zar Chi Aye ◽  
Michel Jaboyedoff ◽  
Marc-Henri Derron

2015 ◽  
Vol 23 (1) ◽  
pp. 78-108
Author(s):  
Ellen Desmet ◽  
Hanne Op de Beeck ◽  
Wouter Vandenhole

In Flanders, a child and youth impact report (JoKER) must accompany all legislative proposals based on an initiative of the Flemish government, that have a direct impact on the interests of persons under the age of 25. This article presents the results of the first in-depth evaluation carried out of this impact assessment instrument. Based on multiple data collection techniques (including an electronic survey and focus groups), JoKER was critically evaluated as to its scope, quality, process, support and control, effectiveness and impact. The evaluation required maintaining a balance between various perspectives and tensions. A major challenge concerns the tension between mainstreaming JoKER in the more general regulatory impact assessment (ria), on the one hand, and preserving the specificity of a youth and children’s rights perspective, on the other.


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