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Table 4 plus some other common materials:
Maximum acceptable falling height Concrete tarmac Timber boards Top soile Grass Unsorted sand Loose fillb Othersd 0 - 600 mm static oka ok ok okc ≥150 mm ok ok 0 - 600 mm dynamic no ok ok okc ≥150 mm ok ok 600 - 1000 mm no no ok okc ≥150 mm ok ok 1000 - 2000 mm no no no no no ≥300 mm ok 2000 - 3000 mm no no no no no ≥400 mm ok
PATH
Safe to Play Book
3. Technical production3.3. Impact attenuation3.3.1. Evaluation criteria of impact attenuation3.3.1.2. EN 1176-1 table 4