Abstract
The generation of municipal solid waste (MSW) has been increasing with the increase in population. Kolkata city generates a substantial amount of MSW (about 2920 tons per day). For the last 40 years, Dhapa landfill located in Kolkata has been used to dispose of this MSW. The landfill did not have the bottom and side liner system, resulting in adverse impacts to the surrounding environment. The landfill is being closed with surface regrading and construction of an engineered composite cover system. This paper describes the closure of the landfill and evaluates the slope stability. Limit equilibrium and finite element slope stability analysis methods are used, and the results are compared. Overall, the landfill final slopes were found to be stable. However, the shear strength of materials and interface shear properties of composite liner interfaces should be determined and assessed.
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Halder, A., Nandi, S., Bandyopadhyay, K., Reddy, K.R. (2019). Final Cover Construction and Slope Stability Assessment of Waste Dump - A Case Study. In: Singh, H., Garg, P., Kaur, I. (eds) Proceedings of the 1st International Conference on Sustainable Waste Management through Design. ICSWMD 2018. Lecture Notes in Civil Engineering , vol 21. Springer, Cham. https://doi.org/10.1007/978-3-030-02707-0_11
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DOI: https://doi.org/10.1007/978-3-030-02707-0_11
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