WAC 296-52-67050
Trainee supervision. Trainees and
inexperienced personnel must work under the direct supervision of
a fully qualified licensed blaster who knows the sites:
• Blasting method
• Safety procedures
• Blasting signals.
[Statutory Authority: RCW 49.17.010, [49.17].040, and[49.17].050
. 02-03-125, § 296-52-67050, filed 1/23/02, effective
3/1/02.]