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Implementing a method of screening one-well hydraulic barrier design alternatives
Hillel Rubin1, Christine A Shoemaker, Jürgen Köngeter
1Faculty of Civil & Environmental Engineering, Technion-Israel Institute of Technology, Haifa, Israel. hrubin@technion.ac.il
This study details a method for screening hydraulic barrier designs using analytical solutions. It provides practical guidance for solving nonlinear equations to determine pumping well parameters and estimate aquifer remediation progress for nonaqueous phase liquid (NAPL) contamination.
Area of Science:
- Environmental Engineering
- Hydrogeology
- Remediation Technologies
Background:
- Hydraulic barriers are crucial for groundwater contamination containment.
- Screening design alternatives efficiently is essential for cost-effective remediation.
- Previous analytical methods required complex equation solving.
Purpose of the Study:
- To provide a detailed application of the Rubin et al. (2008b) method for hydraulic barrier design.
- To offer a practical guide with supporting materials for solving nonlinear equations.
- To enable accurate determination of pumping well specifications and remediation progress estimation.
Main Methods:
- Application of analytical solutions developed by Rubin et al. (2008b).
- Solving a set of nonlinear equations using provided manual and electronic spreadsheets.
- Utilizing case history examples for practical demonstration.
Main Results:
- Determination of the required position and discharge for pumping wells in hydraulic barriers.
- Estimation of aquifer remediation progress when dealing with nonaqueous phase liquid (NAPL) contamination.
- Facilitation of proper use of analytical solutions and graphical representations.
Conclusions:
- The presented method offers a comprehensive approach to hydraulic barrier design screening.
- The supporting materials simplify the application of complex analytical solutions.
- The method aids in efficient groundwater remediation design and performance evaluation.
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