Mechanical Properties, Failure Mode, and Microstructure of Soil-Cement Modified with Fly Ash and Polypropylene Fiber

Figure 13

SEM images of soil-cement samples reinforced with different fly ash contents. (a) 0% fly ash (×1000). (b) 4% fly ash (×1000). (c) 8% fly ash (×1000). (d) 12% fly ash (×1000). (e) 0% fly ash (×5000). (f) 4% fly ash (×5000). (g) 8% fly ash (×5000). (h) 12% fly ash (×5000). (i) 12% fly ash (×5000).

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