Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4731 - RADIATION SAFETY
STANDARDS FOR PROTECTION AGAINST RADIATION
Part 4731.2310 - POSTING REQUIREMENTS

Universal Citation: MN Rules 4731.2310

Current through Register Vol. 49, No. 13, September 23, 2024

Subpart 1. Radiation area.

A licensee must post each radiation area with a conspicuous sign or signs bearing the radiation symbol and the words "CAUTION, RADIATION AREA."

Subp. 2. High radiation area.

A licensee must post each high radiation area with a conspicuous sign or signs bearing the radiation symbol and the words "CAUTION, HIGH RADIATION AREA" or "DANGER, HIGH RADIATION AREA."

Subp. 3. Very high radiation area.

A licensee must post each very high radiation area with a conspicuous sign or signs bearing the radiation symbol and the words "GRAVE DANGER, VERY HIGH RADIATION AREA."

Subp. 4. Airborne radioactivity area.

A licensee must post each airborne radioactivity area with a conspicuous sign or signs bearing the radiation symbol and the words "CAUTION, AIRBORNE RADIOACTIVITY AREA" or "DANGER, AIRBORNE RADIOACTIVITY AREA."

Subp. 5. Use or storage area.

A licensee must post each area or room in which there is used or stored an amount of licensed material exceeding ten times the quantity of such material specified in part 4731.2800 with a conspicuous sign or signs bearing the radiation symbol and the words "CAUTION, RADIOACTIVE MATERIAL" or "DANGER, RADIOACTIVE MATERIAL."

Statutory Authority: MS s 144.1202; 144.1203

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