Chapter 10
Safety and Health at Hot Laboratories
Handling of highly radioactive materials
Potential radiation hazards
l.
Extremely high external radiation fields
2.
Danger of radioactive contamination
Construction features of hot cells
1.
Thick, high-density concrete shielding
2.
Special lead-glass windows
3.
‘Remote handling equipment
4,
Special access doors to hot cells
5.
High-velocity ventilating systems
6.
Interior surfaces easily cleaned
7.
Decontamination facilities
Permanently mounted alarm systems
L.
Airborne contamination
2.
High radioactivity levels
3.
Failure of ventilating system
Restricted laboratory entry
1.
Persons not connected with the work forbidden to enter unless
escorted by laboratory representative
e.
Persons allowed to enter made familiar with safety rules and
regulations
Regulated cell entry
10 - 1
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