Mechanical Properties of EPS Lightweight Soil Mixed with Fly Ash
Author Information
Author(s): Mei Lifang, Huang Yiwen, Xiang Dali, Caillol Sylvain
Primary Institution: Hubei University of Technology
Hypothesis
How does the proportion of EPS beads and fly ash affect the mechanical properties of lightweight soil?
Conclusion
EPS lightweight soil mixed with fly ash can reduce environmental pollution while maintaining adequate strength for engineering needs if the fly ash proportion is kept below 30%.
Supporting Evidence
- The study found that increasing EPS content decreases the strength of lightweight soil.
- Using fly ash as a partial replacement for cement can reduce environmental pollution.
- The optimal proportion of fly ash replacing cement is recommended to be less than 30%.
Takeaway
This study shows that mixing EPS beads with fly ash in soil can make it lighter and still strong enough for building, which helps the environment by using waste materials.
Methodology
The study involved mixing EPS beads and fly ash with silty clay, followed by unconfined compressive strength tests and scanning electron microscopy.
Limitations
The study primarily focused on specific proportions of EPS and fly ash, which may not cover all possible variations.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website