Regulation 31
(1)
Any person proposing to fire a shot shall before firing determine the danger zone likely to be created.
(2)
No person shall fire any shot unless he has—
(a)
at each entrance to that danger zone either posted a sentry or placed an appropriate fence conspicuously marked with the words “danger” and “shot firing”;
(b)
ensured that all persons have withdrawn from that zone or have taken proper shelter; and
(c)
himself taken proper shelter.