1 AIT Asian Institute of Technology

Towards framework for multifunctional flood detention facilities design in a mixed land use area : a case of Ayutthaya World Heritage Site, Thailand

AuthorWeeraya Keerakamolchai
Call NumberAIT Thesis no.UWEM-14-09
Subject(s)Flood damage prevention--Thailand
Flood control--Thailand

Note109 leaves : ill. (some col.)
PublisherAsian Institute of Technology
Series StatementThesis ; no. UWEM-14-09
AbstractIn general, primary purpose of detention facilitiesdesign isto provide flood control by capturingand controllingstorm runoff and hold back for a few hoursthen they are dry outside of storm periods. In addition,the water quality from urban stormwater runoff may also be improved by detention facilities.The typical practice of detention basin construction is usually situated outside or on the fringe of urban areas. Whereas,this research developed the comprehensive framework for multifunctional flood detention facilities design in a mixed land use area with Heritage Site. The framework appliedmultidimensional approach from stakeholdersand experts to contributeall necessary data and the development of the result ofthree main methodologies; flood mitigation measures analysis, modelsimulations and designby appropriate methodologies; interviews, questionnaire, consultation meetingsand site surveys. Inthis research, the framework is implemented on the case study of Ayutthaya City Island, Thailandwhere is famous as attractive city for tourismand World Heritage Site. Theland use of Ayutthaya is mixed by educational area, conservative area, commercial area, and residential area. Moreover, Ayutthaya was affected by the disastrous 2011 floodswhichcaused intangible damages on cultural properties. Regarding to context of the site, the concept of multifunctional flood detention facilities is implemented with integrated set of flood mitigation measure in regional and local scale for most effective mitigation. From measuresanalysis, East diversion channel (Chainat-Pasak channel) and Ayutthaya bypass channel are identified as regional flood mitigation measures. While, increasing dike height, reviving ancient canals, detention facilities construction and increasing pumping capacity are identified as local flood mitigation measure.These mitigation measures were examined in order to assess the flood damage of the study area by MIKE FLOOD software. Twenty scenarios were simulated based on flooding event in the year 2011 which is calculated as 100 years return periods. As a result, the combination of Ayutthaya bypass channel and set of local flood mitigation measure can mitigate Ayutthaya City Islandfrom 2011 flooding event and the detention facility is developed for multi-function as Recreation Park, Art and Culture center and Education farm.
Year2014
Corresponding Series Added EntryAsian Institute of Technology. Thesis ; no. UWEM-14-09
TypeThesis
SchoolSchool of Engineering and Technology
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSUrban Water Engineering and Management (UWEM)
Chairperson(s)Sutat Weesakul;Vojinovic, Zoran
Examination Committee(s)Babel, Mukand Singh;Thammarat Koottatep
DegreeThesis (M.Eng.) - Asian Institute of Technology - UNESCO-IHE, 2014


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