New Hampshire Code of Administrative Rules
He - Department of Health and Human Services
Subtitle He-P - Former Division of Public Health Services
Chapter He-P 4000 - NEW HAMPSHIRE RULES FOR THE CONTROL OF RADIATION
Part He-P 4034 - RADIATION SAFETY REQUIREMENTS FOR INDUSTRIAL RADIOGRAPHIC OPERATIONS
Section He-P 4034.09 - Radiation Survey Instruments

Universal Citation: NH Admin Rules He-P 4034.09

Current through Register No. 40, October 3, 2024

(a) The licensee or registrant shall keep sufficient calibrated and operable radiation survey instruments at each location where sources of radiation are present to make the radiation surveys required by this part and by He-P 4022.

(b) Instrumentation required by He-P 4034.09(a) shall be capable of measuring a range from 0.02 millisieverts (2 mrem) per hour through 0.01 sievert (1 rem) per hour.

(1) At intervals not to exceed 6 months and after instrument servicing, except for battery changes;

(2) For linear scale instruments, at 2 points located approximately one-third and two-thirds of full-scale on each scale; for logarithmic scale instruments, at mid-range of each decade, and at 2 points of at least one decade; and for digital instruments, at 3 points between 0.02 and 10 millisieverts (2 and 1,000 mrem) per hour; and

(3) So that an accuracy within plus or minus 20 percent of the calibration source can be demonstrated at each point checked.

(d) The licensee shall maintain records of the results of the instrument calibrations in accordance with He-P 4034.26.

(See Revision Note at part heading for He-P 4034) #6942, eff 2-1-99; ss by #8800, INTERIM, eff 2-1-07, EXPIRED: 7-31-07

New. #8959, eff 8-7-07

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