Table 8 Description of the crack pattern and beams’ failure modes
Specimen ID | Shear cracks | Flexural cracks | Concrete crushing |
|---|---|---|---|
NC-1 | Fewer, narrow, short | Numerous flexural crack | None |
SDC-1 | Fewer, narrow, short | Major and narrow flexural cracks | Crushing at the compression zone between load points |
SDC-E | Fewer, narrow, short | Fewer, narrow, short | Close to the left support, separation occurred with a layer of concrete on the wooden plate |
SDC-2A | Significant diagonal cracks close to the left/right support | Fewer, narrow, short | Separation of the concrete surrounding the steel angle and debonding of the wooden plate edge on the left/right support |
SDC-11A |