Legend (ondergrond_gdn/nl3d_boordichtheid_en_v1)

0m (0) 0 - 25 26 - 225 226 - 425 426 or more 1m (1) 0 - 25 26 - 225 226 - 425 426 or more 2m (2) 0 - 25 26 - 225 226 - 425 426 or more 3m (3) 0 - 25 26 - 225 226 - 425 426 or more 4m (4) 0 - 25 26 - 225 226 - 425 426 or more 5m (5) 0 - 25 26 - 225 226 - 425 426 or more 6m (6) 0 - 25 26 - 225 226 - 425 426 or more 7m (7) 0 - 25 26 - 225 226 - 425 426 or more 8m (8) 0 - 25 26 - 225 226 - 425 426 or more 9m (9) 0 - 25 26 - 225 226 - 425 426 or more 10m (10) 0 - 25 26 - 225 226 - 425 426 or more 11m (11) 0 - 25 26 - 225 226 - 425 426 or more 12m (12) 0 - 25 26 - 225 226 - 425 426 or more 13m (13) 0 - 25 26 - 225 226 - 425 426 or more 14m (14) 0 - 25 26 - 225 226 - 425 426 or more 15m (15) 0 - 25 26 - 225 226 - 425 426 or more