Table 4 Percentage of crack patterns, all cases and cases of shrinkage and swelling
All cases | Shrink. & swell | |||
|---|---|---|---|---|
Crack direction | No. | [%] | No. | [%] |
Parallel | 854 | 43.0 | 129 | 65.5 |
Perpendicular | 671 | 33.8 | 22 | 11.2 |
Parallel-perpendicular | 297 | 14.9 | 32 | 16.2 |
winding | 50 | 2.5 | 8 | 4.1 |
Undetermined | 100 | 5.0 | 6 | 3.0 |
No data | 15 | 0.8 | 0 | 0.0 |
Sum | 1987 | 197 | ||