• Construction made of stainless steel and plastic connectors.
• Non-slip, waterproof plywood platform
• The set includes foundations made of concrete class C25/30

Permissible impact attenuating surface

• Bark – grain size 20 do 80 mm, min. depth 300 mm + 100mm (for displacement)
• Woodchip – grain size 5 do 30 mm, min. depth 300mm + 100mm (for displacement)
• Sand – grain size 0,2 do 2 mm, min. depth 300mm + 100mm (for displacement)
• Gravel – grain size 2 do 8 mm, min. depth 300 mm + 100mm (for displacement)
• Synthetic surfaces in accordance whit tested HIC (EN 1177)

The impact attenuating surfacing shall be installed over the entire impact area.