[Code of Federal Regulations]
[Title 10, Volume 1]
[Revised as of January 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 10CFR35.70]

[Page 579]
 
                            TITLE 10--ENERGY
 
                CHAPTER I--NUCLEAR REGULATORY COMMISSION
 
PART 35--MEDICAL USE OF BYPRODUCT MATERIAL--Table of Contents
 
                Subpart C--General Technical Requirements
 
Sec. 35.70  Surveys of ambient radiation exposure rate.

    (a) In addition to the surveys required by Part 20 of this chapter, 
a licensee shall survey with a radiation detection survey instrument at 
the end of each day of use. A licensee shall survey all areas where 
unsealed byproduct material requiring a written directive was prepared 
for use or administered.
    (b) A licensee does not need to perform the surveys required by 
paragraph (a) of this section in an area(s) where patients or human 
research subjects are confined when they cannot be released under Sec. 
35.75.
    (c) A licensee shall retain a record of each survey in accordance 
with Sec. 35.2070.