{"id":1181,"date":"2025-06-26T17:27:50","date_gmt":"2025-06-26T15:27:50","guid":{"rendered":"https:\/\/www.arsolutionitalia.com\/sound-level-measurements\/acoustic-impact-assessment\/"},"modified":"2026-10-05T15:51:05","modified_gmt":"2026-10-05T13:51:05","slug":"acoustic-impact-assessment","status":"publish","type":"page","link":"https:\/\/www.arsolutionitalia.com\/en\/sound-level-measurements\/acoustic-impact-assessment\/","title":{"rendered":"Acoustic Impact Assessment"},"content":{"rendered":"[vc_row type=&#8221;full_width_background&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; bg_color=&#8221;#ffffff&#8221; scene_position=&#8221;center&#8221; top_padding=&#8221;5%&#8221; bottom_padding=&#8221;5%&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overflow=&#8221;visible&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221;][vc_column column_padding=&#8221;padding-2-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; column_position=&#8221;default&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/2&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][nectar_responsive_text inherited_font_style=&#8221;h1&#8243; text_color=&#8221;#00a3e3&#8243; text_direction=&#8221;default&#8221;]Acoustic Impact Reports for Commercial and Industrial Activities[\/nectar_responsive_text][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; top_padding=&#8221;15&#8243; bottom_padding=&#8221;25&#8243; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_backdrop_filter=&#8221;none&#8221; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; enable_animation=&#8221;true&#8221; animation=&#8221;fade-in-from-bottom&#8221; animation_easing=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<div id=\"bgLayers_comp-j82zp4p3\" class=\"MW5IWV\" data-hook=\"bgLayers\" data-motion-part=\"BG_LAYER comp-j82zp4p3\">\n<div id=\"bgMedia_comp-j82zp4p3\" class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\"><\/div>\n<p><\/div>\n<p><\/p>\n<div class=\"\" data-mesh-id=\"comp-j82zp4p3inlineContent\" data-testid=\"inline-content\">\n<div data-mesh-id=\"comp-j82zp4p3inlineContent-gridContainer\" data-testid=\"mesh-container-content\">\n<div id=\"comp-j82zpp8b\" class=\"Z_l5lU MMl86N zQ9jDz qvSjx3 Vq6kJx comp-j82zpp8b wixui-rich-text\" data-testid=\"richTextElement\">\n<p class=\"font_8 wixui-rich-text__text\"><strong>ARSolution<\/strong> prepares acoustic impact assessments and <strong>technical reports required<\/strong> for the opening, modification or expansion of commercial and industrial activities. In Italy, acoustic impact assessments are required under Article 8 of Law No. 447\/1995 for activities that may generate noise and affect the surrounding environment.<\/p>\n<\/div>\n<p><\/div>\n<p><\/div>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<div id=\"bgLayers_comp-j82zp4p3\" class=\"MW5IWV\" data-hook=\"bgLayers\" data-motion-part=\"BG_LAYER comp-j82zp4p3\">\n<div id=\"bgMedia_comp-j82zp4p3\" class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\">\n<p><strong>Typical applications include:<\/strong><br \/>\n\u2022 Bars, pubs, restaurants, entertainment venues and nightclubs<br \/>\n\u2022 Hotels, hospitality facilities (agritourisms) and residential developments<br \/>\n\u2022 Sports and recreational facilities<br \/>\n\u2022 Industrial activities<br \/>\n\u2022 Shopping centres and retail premises<\/p>\n<\/div>\n<p><\/div>\n[\/vc_column_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<div id=\"bgLayers_comp-j82zp4p3\" class=\"MW5IWV\" data-hook=\"bgLayers\" data-motion-part=\"BG_LAYER comp-j82zp4p3\">\n<div id=\"bgMedia_comp-j82zp4p3\" class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\">Our assessments are carried out by qualified acoustic technicians using Class 1 sound level meters and professional measurement equipment (sound level meters, calibrators, omnidirectional and directional sound sources, tapping machine), regularly calibrated and certified in accordance with applicable standards.<\/div>\n<p><\/div>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][vc_column column_padding=&#8221;padding-2-percent&#8221; 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text_color=&#8221;#00a3e3&#8243; text_direction=&#8221;default&#8221;]Predictive Environmental Noise &amp; Impact Assessment[\/nectar_responsive_text][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<div id=\"bgLayers_comp-j82zp4p3\" class=\"MW5IWV\" data-hook=\"bgLayers\" data-motion-part=\"BG_LAYER comp-j82zp4p3\">\n<div id=\"bgMedia_comp-j82zp4p3\" class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\">\n<p>To prepare a predictive acoustic impact assessment, <strong>SOUND LEVEL MEASUREMENTS ARE ESSENTIAL<\/strong> during both daytime and night-time periods (<em>where noise sources operate after 10:00 p.m.<\/em>).<\/p>\n<p>Taking into account any proposed mitigation measures, <strong>specific acoustic modelling methods<\/strong> are applied to simulate sound propagation and <strong>calculate noise emission and immission levels<\/strong> at the identified receptors.<\/p>\n<\/div>\n<p><\/div>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row type=&#8221;full_width_background&#8221; 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content_alignment=&#8221;default&#8221; mobile_content_alignment=&#8221;inherit&#8221; link_target=&#8221;_self&#8221; text_content=&#8221;Acoustic impact assessment applied to an existing situation&#8221; text_direction=&#8221;default&#8221;][\/split_line_heading][\/vc_column_inner][\/vc_row_inner][vc_row_inner column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; text_align=&#8221;left&#8221; row_position=&#8221;default&#8221; row_position_tablet=&#8221;inherit&#8221; row_position_phone=&#8221;inherit&#8221; overflow=&#8221;visible&#8221; pointer_events=&#8221;all&#8221;][vc_column_inner column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; column_element_direction_desktop=&#8221;default&#8221; column_element_spacing=&#8221;default&#8221; desktop_text_alignment=&#8221;default&#8221; 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text_direction=&#8221;default&#8221;]For existing activities or potentially operating noise sources, sound level measurements, carried out in accordance with the Italian Ministerial Decree of 16 March 1998, may be performed as follows:[\/vc_column_text][nectar_animated_title heading_tag=&#8221;h3&#8243; style=&#8221;color-strip-reveal&#8221; color=&#8221;Accent-Color&#8221; text_color=&#8221;#00a3e3&#8243; text=&#8221;Outdoor Noise Assessment&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<div id=\"bgLayers_comp-j82zp4p3\" class=\"MW5IWV\" data-hook=\"bgLayers\" data-motion-part=\"BG_LAYER comp-j82zp4p3\">\n<div id=\"bgMedia_comp-j82zp4p3\" class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\">To carry out an outdoor acoustic impact assessment, measurements must be taken in the vicinity of potentially affected receptors, in order to verify compliance with the differential immission limit value and with the absolute emission and immission limits established by the municipal acoustic zoning plan (or with the acceptability limits established by Article 6 of the Prime Ministerial Decree of 1 March 1991, where such classification is not available).<\/div>\n<p><\/div>\n[\/vc_column_text][nectar_animated_title heading_tag=&#8221;h3&#8243; style=&#8221;color-strip-reveal&#8221; color=&#8221;Accent-Color&#8221; text_color=&#8221;#00a3e3&#8243; text=&#8221;Indoor Noise Assessment&#8221;][vc_column_text css=&#8221;&#8221; text_direction=&#8221;default&#8221;]\n<div id=\"bgLayers_comp-j82zp4p3\" class=\"MW5IWV\" data-hook=\"bgLayers\" data-motion-part=\"BG_LAYER comp-j82zp4p3\">\n<div id=\"bgMedia_comp-j82zp4p3\" class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\">Noise measurements in residential environments, aimed at verifying compliance with the differential immission limit value, are carried out by positioning the microphone 1.5 metres above the floor and at least one metre away from reflective surfaces, with the windows open.<\/div>\n<p><\/div>\n[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;90px&#8221; equal_height=&#8221;yes&#8221; content_placement=&#8221;middle&#8221; column_direction=&#8221;default&#8221; 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overflow=&#8221;visible&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; animation_type=&#8221;default&#8221; enable_animation=&#8221;true&#8221; animation=&#8221;fade-in-from-bottom&#8221; animation_easing=&#8221;default&#8221; bg_image_animation=&#8221;none&#8221; border_type=&#8221;simple&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221;]<div class=\"nectar-fancy-ul\" data-list-icon=\"dot\" data-animation=\"true\" data-animation-delay=\"0\" data-spacing=\"20px\" data-alignment=\"left\"> <strong>The sound level measurements carried out will be documented in a technical report containing the following information:<\/strong><\/p>\n<ul>\n<li>location, time and date of the measurements;<\/li>\n<li>description of the meteorological conditions;<\/li>\n<li>description of the measurement site;<\/li>\n<li>measurement duration and reference period (daytime or night-time);<\/li>\n<li>acoustic zoning classification of the measurement location;<\/li>\n<li>instrumentation used, accuracy class and date of the latest calibration;<\/li>\n<li>time history of sound levels and equivalent continuous sound pressure level (LAeq);<\/li>\n<li>frequency spectrum plots of the minimum linear sound levels for each measurement;<\/li>\n<li>verification of the presence of any impulsive, tonal or partial-time components;<\/li>\n<li>final assessment.<\/li>\n<\/ul>\n <\/div>[\/vc_column_inner][\/vc_row_inner][\/vc_column][vc_column column_padding=&#8221;padding-5-percent&#8221; 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