Melih Çalamak

E-mail
calamak@metu.edu.tr
Department
Department of Civil Engineering
Scopus Author ID
Web of Science Researcher ID
Determination of Minimum Intermediary Hold Durations in Multistage First-Filling Schedule of Earth-Fill Dam Reservoirs
Kurter, Ege Can; Çalamak, Melih; Yanmaz, Ali Melih (2024-05-01)
Earth-fill dams should be monitored during the first filling of the reservoir to avoid several potential risks. Following the completion of dam construction, the primary safety check is monitoring the dam behavior during t...
Probabilistic internal erosion analysis in stratified and unstratified foundations of embankment dams using copulas
Sadeghian, Nima; Malekpour Estalaki, Amir; Çalamak, Melih (2024-01-01)
The internal erosion analysis in the foundation of an embankment dam is affected by various sources of uncertainty such as the random soil properties, their correlations and stratified or unstratified conditions at the fou...
Experimental Investigation of Flood Management by an Instantaneous Levee Breach
Al-Hafidh, Ibrahim Adil Ibrahim; Çalamak, Melih; Larocque, Lindsey Ann; Chaudhry, M. Hanif; Imran, Jasim (2022-02-01)
Laboratory experiments were conducted to investigate the reduction of flood depth in a channel due to an engineered levee breach. Different combinations of inflow hydrographs, breach openings, and floodplain storage areas ...
Multiobjective optimization of a tubular pump to improve the applicable operating head and hydraulic performance
Zhao, Wenlong; Zhang, Jian; Yu, Xiaodong; Zhou, Daqing; Çalamak, Melih (2021-05-01)
Tubular pumps are widely used in irrigation and water conveyance projects. However, the operating head of most of these pumps is low, and only a few studies have focused on the design of an efficient tubular pump with a he...
Numerical modelling of seepage through earthen dams with animal burrows: a case study
Larocque, Lindsey A.; Çalamak, Melih; Chaudhry, M. Hanif (2021-01-01)
This study investigates the effects of wildlife activities by beavers, muskrats, gophers, and ants on seepage through Barr Lake, Commons Pond, Lake Elizabeth, Village Pond, and Walden Place Dams in South Carolina, USA, usi...
On the Stability of Moderate Height Berm-Type Earthen Dams: The Hancagiz Dam Example
Çalamak, Melih; Yanmaz, Ali Melih (Springer Science and Business Media LLC, 2020-08-01)
This study investigates the effects of berm properties on a moderate height earthen dam stability. The impacts of different berm heights, numbers and widths on the safety of the Hancagiz Dam are determined by analyzing the...
On the Optimum Layout of a Drainage Gallery in Concrete Gravity Dams on Isotropic Foundation
Daghestani, Tameem; Çalamak, Melih; Yanmaz, Ali Melih (2019-11-01)
This study investigates the optimum location of drainage galleries of concrete gravity dams under usual, unusual, and extreme loading conditions. The uplift and the stress distributions were computed using the gravity meth...
Experimental investigations of flood management by an engineered levee breach
Ibrahim, Ibrahim Adil; Çalamak, Melih; LaRocque, Lindsey; Imran, Jasim (2019-01-01)
Extreme flooding has become more prevalent due to climate change and has been causing extensive damage, loss of property, and fatalities around the world. Levees are often constructed to prevent inundation in floodplains a...
Reliability-based evaluation of scouring around dual bridge piers
Yilmaz, Meric; Çalamak, Melih; Yanmaz, Ali Melih (Croatian Association of Civil Engineers, 2019-01-01)
The causes of uncertainty involved in temporal variation of the depth of cavern formation due to clear water scouring at dual piers with tandem arrangement are identified in this study. In an example, the probability of fa...
Performance Evaluation of Internal Drains of Earthen Dams
Çalamak, Melih; Yanmaz, Ali Melih (American Society of Civil Engineers (ASCE), 2018-12-01)
Seepage is always expected in earthen dams because they are made of porous materials. However, it should be always under control and its amount and pore-water pressures should be kept below acceptable limits. This can be s...
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