%0 Book %T effect of coffee husk ash on geotechnical properties of expansive soil %A Atahu, Meskerem Kebede %D 2020 %C Rostock %C Universität Rostock %G English %F 1798405881 %O vorgelegt von Meskerem Kebede Atahu %O GutachterInnen: Fokke Saathoff (Universität Rostock) ; Alemayehu Gebissa Guta (Universität Rostock) ; Emer T. Quezon (Ambo University) ; Abraham Woldemichael (Hawassa University) %O Dissertation Universität Rostock 2020 %X Expansive soil is one of the widespread typical problematic soils that poses several challenges for civil engineers.Expansive soils are hard and strong when they dry out; swell and soften when the moisture content increases.Particularly roads built on expansive soil are susceptible to early damage due to the swelling and shrinkage characteristics of this soil under changing moisture conditions.This study consists of experimental studies on the treatment of expansive soil using Coffee husk ash (CHA). %L 624 %9 theses %9 Text %9 Hochschulschrift %R 10.18453/rosdok_id00003569 %U http://purl.uni-rostock.de/rosdok/id00003569 %U https://nbn-resolving.org/urn:nbn:de:gbv:28-rosdok_id00003569-7 %U https://d-nb.info/1293537268/34 %U https://doi.org/10.18453/rosdok_id00003569