Canada – Newfoundland and Labrador Offshore Marine Installations and Structures Occupational Health and Safety Transitional Regulations

58 In this Part, sound level meter means an instrument for measuring levels of sound and impulse sound that meets the standards set out in ANSI Standard SI.4-1983, American National Standard Specification for Sound Level Meters, published in 2006, and is referred to in that Standard as type 0, 1 or 2. (sonomètre)