{"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":"2026-09-02T15:09:54","modified_gmt":"2026-09-02T13:09:54","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 assessments[\/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\"><span class=\"wixui-rich-text__text\"><strong>ARSolution<\/strong> provides, quickly and at competitive rates, the <strong>ACOUSTIC IMPACT REPORT<\/strong> required for the opening of your business. Please note that the acoustic impact clearance certificate is a mandatory document pursuant to Article 8 of Law 447\/95 for all production and commercial activities; the acoustic impact clearance certificate is required in the case of the opening, modification\/expansion or change of management of a commercial activity.<\/span><\/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<ul>\n<li class=\"font_8 wixui-rich-text__text\"><span class=\"wixui-rich-text__text\">Bars, pubs, restaurants, sandwich shops, nightclubs<\/span><\/li>\n<li class=\"font_8 wixui-rich-text__text\"><span class=\"wixui-rich-text__text\">Hotels, agritourism facilities, residences<\/span><\/li>\n<li class=\"font_8 wixui-rich-text__text\"><span class=\"wixui-rich-text__text\">Sports and recreational clubs<\/span><\/li>\n<li class=\"font_8 wixui-rich-text__text\"><span class=\"wixui-rich-text__text\">Industrial activities<\/span><\/li>\n<li class=\"font_8 wixui-rich-text__text\"><span class=\"wixui-rich-text__text\">Shopping centres and retail stores<\/span><\/li>\n<\/ul>\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 technicians, officially registered as \u201ccompetent technicians in environmental acoustics\u201d, are equipped with all the necessary Class 1 instrumentation (sound level meters, calibrators, omnidirectional and directional sound sources, tapping machine), properly calibrated and certified.<\/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; 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; 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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\/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;h2&#8243; text_color=&#8221;#00a3e3&#8243; text_direction=&#8221;default&#8221;]Predictive assessment of acoustic climate and impact[\/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\">To prepare a <strong>predictive<\/strong> assessment of <strong>acoustic impact<\/strong> <strong>SOUND LEVEL MEASUREMENTS ARE ESSENTIAL<\/strong> during both daytime and nighttime periods (<span style=\"text-decoration: underline;\">where the noise sources operate after 10:00 p.m.<\/span>);<\/div>\n<p><\/p>\n<div data-motion-part=\"BG_MEDIA comp-j82zp4p3\"><\/div>\n<p><\/p>\n<div class=\"VgO9Yg\" data-motion-part=\"BG_MEDIA comp-j82zp4p3\">Taking into account any mitigation measures, <strong>specific calculation models<\/strong> are applied to simulate sound wave propagation and to <strong>calculate the emission<\/strong> and immission sound levels in the vicinity of the identified receptors.<\/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;]In the case of already established activities or potentially operating noise sources, sound level measurements \u2014 carried out in compliance with the provisions of the Ministerial Decree of 16 March 1998 \u2014 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;Outdoors&#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 proximity to those who could potentially be disturbed by the noise, verifying 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 admissibility limits set out in Article 6 of the Decree of the President of the Council of Ministers 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;Indoors&#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 within 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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column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; top_padding=&#8221;20&#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;]<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 performed will be documented in a technical report, which will include the following data:<\/strong><\/p>\n<ul>\n<li class=\"font_8 wixui-rich-text__text\">location, time and date of the measurement;<\/li>\n<li class=\"font_8 wixui-rich-text__text\">description of the meteorological conditions,<\/li>\n<li class=\"font_8 wixui-rich-text__text\">description of the measurement site;<\/li>\n<li class=\"font_8 wixui-rich-text__text\">measurement duration and reference period (daytime or nighttime);<\/li>\n<li class=\"font_8 wixui-rich-text__text\">land use classification of the location where the measurement is carried out;<\/li>\n<li class=\"font_8 wixui-rich-text__text\">instrumentation used, its precision class and date of last calibration;<\/li>\n<li class=\"font_8 wixui-rich-text__text\">time trends of sound levels and of the equivalent continuous sound pressure level (LAeq);<\/li>\n<li class=\"font_8 wixui-rich-text__text\">frequency spectrum diagrams of the minimum linear levels for each measurement;<\/li>\n<li class=\"font_8 wixui-rich-text__text\">verification of the presence of any impulsive or tonal components, or partial-time noise;<\/li>\n<li class=\"font_8 wixui-rich-text__text\">final assessment and conclusions.<\/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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