Plank details:
| Plank Type: | W400 |
| Plank Depth: | 150mm |
| Plank Width (Design): | 1200mm |
| Self Weight: | 460 kg/m² |
| Self Weight (incl Screed): | 695 kg/m² |
| Cross Sectional Area: | 223.9 x 10³ mm² |
| Concrete Grade: | 50 MPa |
| Number of Strands: | 4-14 Btm. 0-4 Top |
| Strands Size (& Stress): | 12.7 dia. (1000-1100MPa) Btm 12.7 dia. (500-750MPa) |
| Cover to Strand: | 30-45mm |
| Fire Rating: | 60-120min |
| Moment of Inertia (Ixx ): | 4409.7 x 106 mm4 |
| Percentage of Concrete: | 48.4% |
