This is the original version (as it was originally made).
10. In the case of roadways where rockbolts are used as the principal support—
(a)the minimum density of rockbolts in the roof must be 1 bolt per square metre;
(b)the minimum length of rockbolt in the roof must be 1.8 metres; and
(c)the maximum distance between the last completed row of rockbolts and the face must be 3.5 metres.
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