[Code of Federal Regulations]
[Title 10, Volume 1]
[Revised as of January 1, 2001]
From the U.S. Government Printing Office via GPO Access
[CITE: 10CFR35.70]

[Page 566-567]
 
                            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 for contamination and ambient radiation exposure rate.

    (a) A licensee shall survey with a radiation detection survey 
instrument at the end of each day of use all areas where 
radiopharmaceuticals are routinely prepared for use or administered.
    (b) A licensee shall survey with a radiation detection survey 
instrument at least once each week all areas where radiopharmaceuticals 
or radiopharmaceutical waste is stored.
    (c) A licensee shall conduct the surveys required by paragraphs (a) 
and (b) of this section so as to be able to detect dose rates as low as 
0.1 millirem per hour.
    (d) A licensee shall establish radiation dose rate trigger levels 
for the surveys required by paragraphs (a) and (b) of this section. A 
licensee shall require that the individual performing the survey 
immediately notify the Radiation Safety Officer if a dose rate exceeds a 
trigger level.
    (e) A licensee shall survey for removable contamination once each 
week all areas where radiopharmaceuticals are routinely prepared for 
use, administered, or stored.
    (f) A licensee shall conduct the surveys required by paragraph (e) 
of this section so as to be able to detect contamination on each wipe 
sample of 2000 disintegrations per minute.
    (g) A licensee shall establish removable contamination trigger 
levels for the surveys required by paragraph (e) of this section. A 
licensee shall require that the individual performing the survey 
immediately notify the Radiation Safety Officer if contamination exceeds 
the trigger level.
    (h) A licensee shall retain a record of each survey for three years. 
The record must include the date of the survey, a

[[Page 567]]

plan of each area surveyed, the trigger level established for each area, 
the detected dose rate at several points in each area expressed in 
millirem per hour or the removable contamination in each area expressed 
in disintegrations per minute per 100 square centimeters, the instrument 
used to make the survey or analyze the samples, and the initials of the 
individual who performed the survey.

[51 FR 36951, Oct. 16, 1986, as amended at 53 FR 19247, May 27, 1988]