HPS N43.9:2015

This standard specifies the design, testing, and performance requirements for industrial gamma radiography system equipment and source changers using radiation emitted by a sealed radioactive source.
The standard includes the qualification requirements for those who engage in the design, fabrication, assembly, testing, repair, or modification of industrial gamma radiography system equipment or source changers.
The operational use of such equipment is not covered by this standard.1
Those provisions containing the word “shall” identify requirements that are necessary to meet the standards of protection in this document. Those using the word “should” indicate advisory recommendations that are to be applied when practical.
1 If exposure devices are to be used as radioactive material transport packages, they shall also comply with current applicable transport regulations