Research Article
Experimental Study on Cumulative Plastic Deformation of Coarse-Grained Soil High-Grade Roadbed under Long-Term Vehicle Load
Table 4
Fitting data of the permanent deformation curves.
| Working conditions | The spring back of strain (%) | | | | |
| A1 | 0.0283 | 0.1321 | 95.3454 | 0.10567 | 0.98859 | A2 | 0.0432 | 0.2066 | 543.647 | 0.13487 | 0.94878 | A3 | 0.0589 | 0.2723 | 414.753 | 0.18078 | 0.96081 | B1 | 0.0343 | 0.2871 | 2104.77 | 0.15474 | 0.95312 | B2 | 0.0528 | 0.2799 | 651.29 | 0.17378 | 0.95154 | B3 | 0.0726 | 0.4025 | 1131.93 | 0.18135 | 0.94941 | C1 | 0.0393 | 0.3962 | 6113.19 | 0.19941 | 0.92971 | C2 | 0.0606 | 0.4815 | 3587.81 | 0.15923 | 0.97721 | C3 | 0.0835 | 0.6211 | 6323.82 | 0.14873 | 0.92837 | D1 | 0.0360 | 0.2427 | 576.75 | 0.12661 | 0.94081 | D2 | 0.0545 | 0.3046 | 1304.27 | 0.17214 | 0.93742 | D3 | 0.0737 | 0.3697 | 1021.53 | 0.17957 | 0.96353 |
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