Stage platform width 10 m depth 6 m height 1,2m - 1,5m 2 Sound platforms length 2 m width 0,8 m Overall height stage 6 m Clearance height stage 4,5 m Max load platforms 300 kg/m2 Max roof load after installing poles 900 kg = 4 x 150 kg/beam + 2 x 150 kg/sound beams Maximum snow depth 4 cm Maximum wind speed after installation 60 km/h Stage floors Anti slip plywood - low flammability