Tabel 2. Killustiku tugevusmargid r400 kuni 12 1200 kuni ll iile 12-16 1000 tile l1-13 tile 16-20 800 iile l3-15 nle20-25 600 iile 15-19 nle 25-34 400 nle 19-24 300 nle24-28 200 tile 28-35
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