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|  DOE-HDBK-1105-2002
Radiological Training for Tritium Facilities
Instructor's Guide
Notes
4.
Dilution Ventilation
Tritium is considered valuable
Dilution ventilation is the once-
and needs to be recovered. (i.e.
through flow technique of exchanging
not to send up the stack)
outside air for inside air for comfort
and the reduction of airborne sources.
5.
Storage
Tritium can be stored in storage beds.
Metal tritide and uranium hydride are
the most common for these storage
systems. Tritium is generally released
by heating the metal tritide.
B.
Administrative Controls
Show OT 41
There are many administrative controls to reduce
Ask students to name other ways
doses. The following are just a few that should apply
to prevent or reduce doses.
to all sites:
Insert site specific posting
requirements.
limitation of access time
-
procedures/RWPs
-
postings
-
For tritium and tritium compounds, 10 CFR 835
Appendix D requires posting contamination areas
based on removable contamination values of 10,000
dpm/100cm2.
21
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