(1) Each source, source holder, and logging tool containing radioactive material shall bear a durable, legible, and clearly visible marking or label which has, at a minimum, the standard radiation caution symbol, with or without the conventional color requirement, and the following wording: "danger (or caution) radioactive material." This labeling shall be on the smallest component transported as a separate piece of equipment.
(2) Each transport container shall have permanently attached to it a durable, legible, and clearly visible label which has, at a minimum, the standard radiation caution symbol and colors and the following wording: "danger (or caution) radioactive material, notify civil authorities if found."
(3) The licensee may not use a uranium sinker bar in well-logging operations after December 31, 1987, unless it is clearly and legibly impressed with the words "caution-radioactive depleted uranium" and "notify civil authorities if found."
[Statutory Authority: RCW 43.70.040
. WSR 91-02-049 (Order 121), recodified as § 246-244-120, filed 12/27/90, effective 1/31/91. Statutory Authority: RCW 70.98.080
. WSR 87-01-031 (Order 2450), § 402-38-220, filed 12/11/86.]