Radiological Training for Accelerator Facilities
Passive engineered controls
Once installed, passive engineered controls
require no further action to perform their
intended function. Passive engineered controls
a. Radiation shielding: such as concrete
blocks, iron plates, lead bricks and earth
b. Barriers: such as fences, locked gates, and
c. Facility-Specific: facility-specific passive
Active engineered controls
Active engineered controls include devices that
sense changing conditions and can trigger a
a. Safety interlock devices.
Show picture of facility safety
Area radiation monitors.
Access sensors, magnetic and
"Crash" or "scram" buttons.