410 IAC 5-6.1-14
410 IAC 5-6.1-14 "Attenuation block" defined
Cite as Ind. Admin. Code tit. 410, r. 5-6.1-14
Sec. 14. As used in this rule, "attenuation block" means a block or stack of aluminum equivalent material having dimensions twenty (20)
cm by twenty (20) cm by three and eight-tenths (3.8) cm.