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Required Measure Implementation Timing <br />Responsible for <br />Ensuring Compliance / <br />Verification <br />Date <br />Completed <br />and Initials <br />an orientation cannot be avoided, then an acoustical baffle shall be placed in the attic space <br />behind the vents. <br />Mitigation Measure NOI-2: The project’s construction plans and specifications shall include the <br />following requirements: <br /> Large loaded trucks and mobile equipment, such as bulldozers (greater than or equal to 80,000 <br />pounds) shall not be used within 50 feet of the eastern boundary of the project site. Instead, <br />smaller, rubber-tired mobile equipment (less than 80,000 pounds) or equivalent alternative <br />equipment shall be used within this area during project construction. <br /> All construction equipment, fixed or mobile, shall be equipped with properly operating and <br />maintained mufflers, consistent with manufacturers’ standards. The construction contractor shall <br />place all stationary construction equipment so that emitted noise is directed away from the noise <br />sensitive receptors nearest the project site. <br /> The construction contractor shall locate equipment staging in areas that will create the greatest <br />distance between construction-related noise sources and noise-sensitive receivers nearest the <br />project site during all construction. <br />In Demolition and Construction <br />Plans and Specifications. Prior to <br />Demolition, Grading, and/or <br />Building Permits <br />City of Santa Ana Building and <br />Safety Division <br /> <br />Mitigation Measure NOI-3: The project’s construction plans and specifications shall include the <br />requirement to install a minimum 11-foot high temporary construction noise barrier along the project site <br />eastern boundary for the duration of project construction. The noise control barriers shall have a solid <br />face from top to bottom and shall meet the following height and constructed requirements: <br /> The temporary noise barrier shall provide a minimum transmission loss of 20 dBA (Federal <br />Highway Administration, Noise Barrier Design Handbook). The noise barrier shall be <br />constructed using an acoustical blanket (e.g. vinyl acoustic curtains or quilted bla nkets) <br />attached to the construction site perimeter fence or temporary fence posts. <br /> The noise barrier shall be maintained, and any damage promptly repaired. Gaps, holes, or <br />weaknesses in the barrier or openings between the barrier and the ground shall be p romptly <br />repaired; <br /> The noise control barrier and associated elements shall be completely removed, and the site <br />appropriately restored upon the conclusion of the construction activity. <br />In Construction Plans and <br />Specifications. Prior to demolition, <br />grading, or construction permits <br />City of Santa Ana Building and <br />Safety Division and Planning <br />Division <br /> <br />Municipal Code Section 18-314, Construction Activities: Construction activities shall not occur <br />between the hours of 8:00 p.m. and 7:00 a.m. on weekdays, including Saturday, or any time on Sunday <br />or a federal holiday. <br />In Construction Plans and <br />Specifications. Prior to demolition, <br />grading, or construction permits <br />City of Santa Ana Building and <br />Safety Division <br /> <br />2-113