R.C.S.A. § 29-349-225
Drill hole size
Cite as Conn. Agencies Regs. § 29-349-225
All drill holes shall be sufficiently large to admit freely the insertion of the cartridges of explosives.
R.C.S.A. § 29-349-225
Cite as Conn. Agencies Regs. § 29-349-225