Page 284 - Emergency Response Book

2.3 Loss of control of radioactive sources 9

Examples

❖Source stuck in the guide tube, collimator or near the

entrance to the exposure container.

❖Source disconnected from the gamma projector cable.

❖Source stuck in the exposed position due to problem such

as failure of shutter to close when a task is completed.

❖Theft of the exposure device or source assembly.

❖Malfunction or deliberate defeat of the safety control

system.

❖Contamination due to leaking or damaged sources

assembly.

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