Acoustics — Description, measurement and assessment of environmental noise — Part 2: Determination of sound pressure levels

This document serves as a technical specification concerning acoustics, specifically addressing the description, measurement, and evaluation of environmental noise. It forms an essential component of a broader series dedicated to understanding acoustic phenomena in various settings. The primary focus of this text lies in providing detailed methodologies for determining sound pressure levels, which are fundamental metrics for quantifying noise exposure. By establishing standardized procedures, it enables consistent data collection and analysis across different environments and applications. The content outlines precise steps for instrumentation, measurement conditions, and data processing required to obtain accurate results. These guidelines are designed to support professionals engaged in environmental monitoring, urban planning, and noise control assessments. Adherence to these protocols ensures comparability of measurements taken by different parties or in different locations. The document reflects a consensus on the most appropriate technical approaches for assessing sound pressure in the context of environmental noise, facilitating reliable evaluation practices without subjective interpretation.