Section 0400-20-07-.29 - CALIBRATION OF SURVEY INSTRUMENTS(1) A licensee shall calibrate the survey instruments used to show compliance with this Chapter and Chapter 0400-20-05 before first use, annually, and following a repair that affects the calibration.(2) To satisfy the requirements of paragraph (1) of Rule 0400-20-07-.29, the licensee shall: (a) Calibrate all required scale readings up to 10 millisieverts (1000 millirem) per hour with a radiation source;(b) Calibrate 2 separated readings on each scale or decade that will be used to show compliance; and(c) Conspicuously note on the instrument the date of calibration.(3) A licensee shall not use survey instruments if the difference between the indicated exposure rate and the calculated exposure rate is greater than 20 percent.(4) A licensee shall retain a record of each survey instrument calibration in accordance with Rule 0400-20-07-.88.(5) Calibration of all survey instruments shall be in accordance with an approved procedure or preformed by persons specifically licensed to provide calibration services.Tenn. Comp. R. & Regs. 0400-20-07-.29
Original rule filed February 22, 2012; effective May 22, 2012.Authority: T.C.A. §§ 68-202-101 et seq., 68-202-201 et seq. and 4-5-201 et seq.