New Hampshire Code of Administrative Rules
He - Department of Health and Human Services
Subtitle He-P - Former Division of Public Health Services
Chapter He-P 4000 - NEW HAMPSHIRE RULES FOR THE CONTROL OF RADIATION
Part He-P 4043 - RADIATION SAFETY REQUIREMENTS FOR ANALYTICAL X-RAY EQUIPMENT
Section He-P 4043.06 - Operating Requirements

(a) Normal and emergency operating procedures shall be written and available to all analytical x-ray equipment workers.

(b) These procedures shall include:

(c) No individual shall be permitted to operate analytical x-ray equipment in any manner other than that specified in the procedures unless such individual has obtained written approval of the radiation safety officer.

(d) No individual shall bypass a safety device or interlock unless such individual has obtained written approval of the radiation safety officer.

(e) The written approval required in He-P 4043.06(c) and (d) shall be for a specified period of time.

(f) When a safety device or interlock has been bypassed, a sign bearing the words "SAFETY DEVICE NOT WORKING" shall be placed on the radiation source housing.

(g) Except as specified in He-P 4043.06(c), (d), (e) , and (f), no operation involving removal of covers, shielding materials, or tube housings or modifications to shutters, collimators, or beam stops shall be performed without ascertaining that the tube is off and will remain off until safe conditions have been restored.

(h) The main switch, rather than interlocks, shall be used for routine shutdown in preparation for repair as specified in He-P 4043.06(g) .

(i) Radioactive source housings shall be opened for source replacement, leak testing, or other maintenance or repair procedures only by individuals authorized to specifically conduct such procedures under a license issued by DHHS/RHS, the U.S. Nuclear Regulatory Commission (NRC), an Agreement State, or a Licensing State.