Research Article
Study on the Mechanical Properties and Design Parameters of Floor Slabs Waste Subgrade Filler
Table 9
Requirements for layered filling thickness and maximum particle size of FSW and detection methods of compaction degree.
| Subgrade position | Compacted thickness (mm) | Maximum particle size (mm) | Detection methods of compaction degree |
| Upper roadbed | 150 | ≤50 | Sand replacement method |
| Lower roadbed | ≤300 | ≤100 | Settlement difference method | Upper embankment | ≤300 | ≤300 | Lower embankment | ≤400 | ≤300 |
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