SPD36 is the flagship of In2Structures' Dome Roof Structures, with a massive 32.7m internal width. The SPD36 can accommodate 3 ton loading per arch and additional load arches can be added at 3m intervals giving an additional 5 ton capacity on these arches.
Load capacity per arch
Wind speed
Height at apex
Internal width
External width
Dome end diameter
Bay spacing
Anchor detail
Duraskin weight
Duraskin fire retardancy
3000 Kg UDL
120Km/h - 75mph (sea level)
15.8 m to bottom of truss
32.7 m
35.8 m
32.7 m
6m (to required length
6000Kg max for uplift
850g/m²
B 1673 specification