Effect of fly ash on swell behaviour of a very highly plastic clay

Süt-Ünver I., Lav M. A., ÇOKÇA E.

China-Europe Conference on Geotechnical Engineering, 2016, Vienna, Austria, 13 - 16 August 2016, pp.838-841 identifier

  • Publication Type: Conference Paper / Full Text
  • Volume:
  • Doi Number: 10.1007/978-3-319-97112-4_188
  • City: Vienna
  • Country: Austria
  • Page Numbers: pp.838-841
  • Middle East Technical University Affiliated: Yes



expansion can leacl to cıınsiclerable distress to pavements and/or lightweight

stnıctures whrclr are settlecl on tbat kincl of subsoils. Several methtıds can [.ıe

applieil to control the swelling ploblem. one cıf the ınost ct)ınıı]onlv used

methocl is the addition of stabilizing agents, such as lime or fly ash tr,ı the




been used as the chemical stabilizer. Firstly, reference tests have beeıi carried

out on natural soil samples. Then the clay is mixed with fly ash at clifferent

percentages of clry weight of the soil ancl the engıneering propeıties of the

stabilizecl soil samples have been cleteImined. Inclex properties aırcl swelliııg

chalactedstics of the soil sanıples have been founcl. Results are evalı.ıatecl ancl


been interpreterl in this paper. optimum va]rıes have been cletermined for swell


and the swell pressure aıe presented,