Pennsylvania Code
Title 25 - ENVIRONMENTAL PROTECTION
Part I - Department of Environmental Protection
Subpart D - Environmental Health and Safety
Article V - Radiological Health
Chapter 228 - RADIATION SAFETY REQUIREMENTS FOR PARTICLE ACCELERATORS
GENERAL RADIATION SAFETY REQUIREMENTS
Section 228.38 - Radiation safety surveys

Universal Citation: 25 PA Code § 228.38

Current through Register Vol. 54, No. 44, November 2, 2024

(a) Prior to first use, a facility shall have a survey made by, or under the direction of, a qualified expert for radiation protection. A survey shall also be done after a change in the facility or equipment, including a relocation of the equipment within the irradiation or treatment room.

(b) The qualified expert shall report the survey results in writing to the individual in charge of the facility and a copy of the initial report shall be maintained by the licensee for inspection by the Department for the life of the facility. Other survey reports shall be maintained for inspection by the Department for 4 years. The facility shall be operated in compliance with limitations indicated by the survey.

(1) The date of the measurements.

(2) The reason the survey is required.

(3) The manufacturer's name, model number and serial number of the therapeutic radiation machine accelerator.

(4) The instrument used to measure radiation levels.

(5) A plan of the areas surrounding the treatment room that were surveyed.

(6) The measured dose rate at several points in each area expressed in microsieverts or millirems per hour.

(7) The calculated maximum level of radiation over a period of 1 year for each restricted and unrestricted area.

(8) The signature of the individual who conducted or is responsible for conducting the survey.

(d) If the survey required by subsection (a) indicates that an individual in an unrestricted area may be exposed to levels of radiation greater than those permitted by 10 CFR 20.1201 (relating to occupational dose limits for adults) or 10 CFR 20.1301 (relating to dose limits for individual members of the public), the licensee shall do the following:

(1) Either equip the unit with beam direction interlocks or add additional radiation shielding to ensure compliance with Chapter 219 (relating to standards for protection against radiation).

(2) Perform the survey required by subsection (a) again.

(3) Prepare and submit the report required by subsection (a). The report shall also include:

(i) The results of the initial survey.

(ii) A description of the modification made to comply with this section.

(iii) The results of the second survey.

This section cited in 25 Pa. Code § 228.39 (relating to records).

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