p t [mm] d [mm] m [kg/km] q [MJ/m]
1x2 0.95 8.3 91 0.85
2x2 (1) 0.95 9.4 121 1.09
3x2 1.15 12.9 192 2.29
4x2 1.15 13.3 217 2.1
8x2 1.2 19.4 383 3.3