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Environmental Checklist and City of Pleasanton–10x Genomics Project <br />Environmental Evaluation Initial Study/Mitigated Negative Declaration <br /> <br /> <br />106 FirstCarbon Solutions <br />Https://adecinnovations.sharepoint.com/sites/PublicationsSite/Shared Documents/Publications/Client (PN-JN)/2148/21480024/ISMND/wp/21480024 10x Genomics Project Full Screencheck ISMND.docx <br />Land Use Category <br />Exterior Noise Exposure (Ldn) <br />55 60 65 70 75 80 <br />Outdoor Sports and Recreation, <br />Neighborhood Parks and <br />Playgrounds <br /> <br />Schools, Libraries, Museums, <br />Hospitals, Personal Care, <br />Meeting Halls, Churches <br /> <br />Office Buildings, Business, <br />Commercial, and Professional <br />Auditoriums, Concert Halls, <br />Amphitheaters <br />Notes: <br />Ldn = day/night sound level <br />a In noise environments resulting primarily from railroad trains, exterior noise levels up to 70 dBA Ldn are normally <br />acceptable recognizing that day-night average noise levels are controlled by intermittent, loud events. <br />b <65 dBA outdoors = < 45 dBA indoors <br /> Normally Acceptable: Specified land use is satisfactory, based upon the assumption that any buildings involved <br />are of normal conventional construction, without any special insulation requirements <br /> Conditionally Acceptable: Specified land use may be permitted only after detailed analysis of the noise <br />reduction requirements and needed noise insulation features included in the design. <br /> <br /> Unacceptable: New construction or development should generally not be undertaken because mitigation is <br />usually not feasible to comply with noise element policies. <br /> <br />Municipal Code <br />The City of Pleasanton Municipal Code Chapter 9.04 establishes noise performance standards for <br />residential, commercial, and industrial land uses.89 Additionally, the Municipal Code establishes <br />acceptable noise levels and permissible hours for construction activities. These ordinances are <br />summarized below. <br />Stationary Noise Limits (Section 9.04.035) <br />• Noise Limits—Commercial or industrial use adjacent to residential zone. <br />Any commercial or industrial use, not including a special downtown accessory entertainment <br />use in the downtown hospitality transition area, which is located within 300 feet from any <br />residential zone, and which remains open for business at any time between the hours of 10:00 <br />p.m. and 6:00 a.m. shall adhere to the following standards of performance: <br />A. The noise level produced on the business premises between the hours of 10:00 p.m. and <br />6:00 a.m. shall not exceed the residential noise standard at the property plane between <br />the residential zoning district and the commercial zoning district. <br /> <br />89 City of Pleasanton. 2020. Municipal Code, Chapter 9.04.