4.5.3. Before being loaded, all holes must be examined, thoroughly cleaned out and corrected where necessary.
When the loading is made progressively from the face backwards, a bound hole may be cleaned out if subparagraphs ii and v of paragraph c of section 4.5.1 are complied with.
R.R.Q., 1981, c. S-2.1, r. 6, s. 4.5.3; O.C. 1959-86, s. 50.