120mm
Plank details:
| Plank Type: | W120 |
| Plank Depth: | 120mm |
| Plank Width (Design): | 1200mm |
| Self Weight: | 282 kg/m² |
| Self Weight (incl Screed): | 445 kg/m² |
| Cross Sectional Area: | 138.2 x 10³ mm² |
| Concrete Grade: | 50 MPa |
| Number of Strands: | 4-7 Btm. |
| Strands Size (& Stress): | 12.7 dia. (900-1100MPa) Btm |
| Cover to Strand: | 25-30mm |
| Fire Rating: | 30-60min |
| Moment of Inertia (Ixx ): | 167.9 x 10 mm6 |
