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Table 2 Estimation of infill loss by clinging to shoes, socks and clothes determined in three studies

From: Fate of recycled tyre granulate used on artificial turf

Country Amount of granulate clung to socks/shoes
(gram per person)
Playing duration (minutes) N players tested Loss per field per year (kg)
Dry Wet Mean
Norwaya 0.54 1.6 1.1 29 12,591 40a
Swedenb 1.1 2.5 1.7 93 645 26.8b
The Netherlandsc 0.9   90 11 12c
  1. a[26]
  2. 0.88 g per player × 22 players per field × 2200 h (occasions) per year
  3. Bulk density of ELT rubber = 0.45 g/mL
  4. b[32]
  5. 1.66 g per player × 21 million players/1300 fields per year
  6. c[40]
  7. 0.9 g per player × 321 players per field per week × 40 weeks per year