| Labratory Number | Speciman Marking | Date Cast | Date tested | Age (days) | Length (mm) | Width (mm) | Height (mm) | Mass (kg) | Strength (MPa) |
| X133936 | NFP 1 | N/P | 16 - 01 - 2012 | N/P | 226 | 110 | 75 | 2.96 | 28.5 |
| X133937 | NFP 2 | "" | "" | "" | 228 | 110 | 75 | 2.99 | 20.1 |
| X133938 | NFP 3 | "" | "" | "" | 228 | 110 | 76 | 2.99 | 22.6 |
| X133939 | NFP 4 | "" | "" | "" | 229 | 111 | 75 | 3.02 | 24.1 |
| X133940 | NFP 5 | "" | "" | "" | 228 | 110 | 75 | 3.00 | 18.7 |
| X133941 | NFP 6 | "" | "" | "" | 225 | 110 | 75 | 2.97 | 30.2 |
| X133942 | NFP 7 | "" | "" | "" | 228 | 110 | 75 | 2.95 | 22.8 |
| X133943 | NFP 8 | "" | "" | "" | 224 | 106 | 75 | 2.91 | 32.6 |
| X133944 | NFP 9 | "" | "" | "" | 229 | 110 | 76 | 2.98 | 19.6 |
| X133945 | NFP 10 | "" | "" | "" | 226 | 110 | 75 | 2.94 | 21.7 |
| X133946 | NFP 11 | "" | "" | "" | 228 | 110 | 75 | 2.95 | 20.2 |
| X133947 | NFP 12 | "" | "" | "" | 228 | 109 | 75 | 3.00 | 25.3 |
| Number os samples | 12 | SANS 227 | Class of unit | Normal MPa |
Individual MPa |
| FBS FBX FBA |
* 12.0 17.0 7.0 |
*9.0 12.5 5.5 |
|||
| Average strength | 23.9 | NFP NFX |
10.5 14.0 |
7.5 10.5 |