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Water Treatment Sludge as Geotechnical Liner Material: State-of-Art

dc.contributor.authorMarchiori, Leonardo
dc.contributor.authorAlbuquerque, Antonio
dc.contributor.authorCavaleiro, Victor
dc.date.accessioned2024-01-04T17:07:07Z
dc.date.available2024-01-04T17:07:07Z
dc.date.issued2023-08-01
dc.description.abstractThe periodical cleaning of the decanters at the plant generates solid wastes called water treatment sludges (WTS), a chemical compound similar to aluminum silicates. WTS’s properties have been studied for geotechnical purpose and it seems to be suitable for producing liner materials for landfills, dams, ponds, and lagoons which store and prevent soil’s infiltration of residues. Liners are usually shaped of soil and geosynthetics, their main properties required are compaction, compressibility and shear strength, chemical compatibility, and hydraulic conductivity. WTS to be considered as a soil substitute, it must be function like a soil, thus, for developing alternative materials, physical, chemical, mechanical, and hydraulic characterization laboratorial parameters are the first step to make viable its reuse. In this sense, the study aims to review the literature over the above-mentioned parameters in order to evaluate WTS as liner material. This review concluded that WTS have high heterogeneity in chemical and mechanical behavior due source of water and treatment processes. WTS’ water affinity affects plasticity behavior, and its incorporation into soils seems to contribute for a composite with pozzolanic characteristics, low specific gravity, finer granulometry, and mechanical stabilization. Although need attention on its chemical compatibility, the influence on shear resistance—increasing internal effective friction angle and decreasing cohesion—and the optimum ratio of introduction within soils for an alternative liner material. Nonetheless, there are lacks in literature over hydraulic conductivity, and long-term behavior, the use of the material in practice must be preceded by pilot tests or experimental landfills.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationMarchiori, L., Albuquerque, A., Cavaleiro, V. (2023). Water Treatment Sludge as Geotechnical Liner Material: State-of-Art. In: Yukselen-Aksoy, Y., Reddy, K.R., Agnihotri, A.K. (eds) Sustainable Earth and Beyond. EGRWSE 2022. Lecture Notes in Civil Engineering, vol 370. Springer, Singapore. https://doi.org/10.1007/978-981-99-4041-7_47pt_PT
dc.identifier.doi10.1007/978-981-99-4041-7_47pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.6/13857
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherSpringer Naturept_PT
dc.relationGeoBioSciences GeoTechnologies and GeoEngineering
dc.relation.publisherversionhttps://link.springer.com/chapter/10.1007/978-981-99-4041-7_47pt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectWater treatment sludgept_PT
dc.subjectWaterproofingpt_PT
dc.subjectLinerpt_PT
dc.subjectGeotechnical materialpt_PT
dc.subjectReviewpt_PT
dc.titleWater Treatment Sludge as Geotechnical Liner Material: State-of-Artpt_PT
dc.typebook part
dspace.entity.typePublication
oaire.awardTitleGeoBioSciences GeoTechnologies and GeoEngineering
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UIDP%2F04035%2F2020/PT
oaire.citation.conferencePlaceIzmir, Turkeypt_PT
oaire.citation.endPage547pt_PT
oaire.citation.startPage529pt_PT
oaire.citation.titleEGRWSE2022 - 3rd International Conference on Environmental Geotechnology, Recycled Waste Materials and Sustainable Engineeringpt_PT
oaire.citation.volume370pt_PT
oaire.fundingStream6817 - DCRRNI ID
person.familyNamePerelló Marchiori
person.familyNameCarvalho de Albuquerque
person.familyNameCavaleiro
person.givenNameLeonardo
person.givenNameAntonio João
person.givenNameVictor
person.identifier3o3aZYUAAAAJ&hl
person.identifier1284649
person.identifier2880071
person.identifier.ciencia-id3D13-5654-31BC
person.identifier.ciencia-id3319-F1FE-0DA8
person.identifier.ciencia-id4A11-C370-B73C
person.identifier.orcid0000-0001-8825-2162
person.identifier.orcid0000-0001-7099-0685
person.identifier.orcid0000-0002-9266-2938
person.identifier.ridC-9293-2009
person.identifier.scopus-author-id57345705800
person.identifier.scopus-author-id8892509700
person.identifier.scopus-author-id12794771400
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typebookPartpt_PT
relation.isAuthorOfPublication38278aa9-a0bc-401e-a511-1a16cbf86e21
relation.isAuthorOfPublication9f533b0c-b538-4535-ade3-823df5592b88
relation.isAuthorOfPublication2b34e764-a42d-49a3-b01f-48606249472b
relation.isAuthorOfPublication.latestForDiscovery2b34e764-a42d-49a3-b01f-48606249472b
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