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13. Interior Noise Controls <br /> Irt achiesc compliance Stith the City of Pleasanton interior standard of 45 dB <br /> DNL. the following measures will be required. In addition. general construction <br /> measures affecting the building shell are also recommended. as described in Appendix B. <br /> • Maintain closed at all times all second floor and unshielded (not <br /> behind a noise control barrier) first floor windows and glass doors <br /> of litins spaces of Lots 1 and 14 that have a direct or side mew of <br /> Stanley Boulevard. Install windows and glass doors rated <br /> minimum Sound Transmission Class (SIC) 28. <br /> To achieve compliance with the City of Pleasanton interior standards of 45 dB <br /> DNL. St) ciBA L„,; for bedrooms and 55 dB:A L,„„, for other living spaces against railroad <br /> noise. the following measures trill he required. <br /> • Maintain closed at all times all windows and doors of all living <br /> spaces of the project. Install isindows and doors faith the <br /> minimum STC ratings shown in Table i below. In addition. <br /> implement the glazing requirement also shown in the Table. [he <br /> window and door specifications assume the implementation of the <br /> noise control barrier recommended above. <br /> • Provide some tope of mechanical ventilation for all living spaces <br /> that have a closed window condition. <br /> All tt indows not specified to he maintained closed may have any type of glass and <br /> may be kept opened as desired. <br />