32 Ill. Adm. Code 340.710
Use of Process or Other Engineering Controls
Section 340
Section 340.710 Use of
Process or Other Engineering Controls
a) The licensee shall use, to the extent practicable, process or
other engineering controls (e.g., containment or ventilation) to control the
concentrations of radioactive material in air.
b)
The licensee
shall measure airflow rates initially and semiannually thereafter to assure
proper ventilation system performance. Records of the evaluation of
ventilation system performance shall be maintained for Agency inspection and
shall include:
1) The date of evaluation;
2) Results of
ventilation rate measurements;
3) Manufacturer,
model and serial number of the measurement instrument used; and
4) T
he
identity of the individual performing the measurements.