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Chapter 4 Mitigation Monitoring and Reporting Program <br />Geology and Soils <br />Impact 4.5-1: Implementation of <br />MM-0Z4.5-1 During project -specific building design of f rture development in the <br />Planning and <br />Project <br />Prior to Issuance of <br />the proposed Overlay Zone could <br />Overlay Zone, site -specific geotechnical studies shall be conducted under the <br />Building Agency <br />Applicant <br />Pernnits/During <br />expose people or structures to <br />direct supervision of a California Registered Engineering Geologist or licensed <br />Project Design <br />potential substantial adverse <br />geotechnical engineer to assess detailed seismic, geological, soil, and <br />effects, including the risk of loss, <br />groundwater conditions at each construction site and develop recommendations to <br />injury, or death involving strong <br />prevent or abate any identified hazards. The report shall specify foundation <br />seismic groundshaking. <br />recommendations to ensure issues associated with underlying soils are <br />addressed. Construction of the project shall comply with all recommendations in <br />the geotechnical report. The study shall follow applicable recommendations of <br />CDMG Special Publication 117 where applicable and shall include, but not <br />necessarilybe limited to <br />■ Determination of the locations of any suspected fault traces and anticipated <br />ground acceleration at the building site <br />■ Potential for displacement caused by seismically induced shaking liquefaction, <br />differential soil settlement, expansive and compressible soils, or other earth <br />movements or soil constraints <br />■ Evaluation of depth to oundwater <br />Impact 4.5-5: Future development <br />MMmOZ4.5-2 Developers within the Overlay Zone shall conduct expansion index <br />Planning and <br />Project <br />Prior to Project <br />under the proposed Overlay Zone <br />tests in accordance with UBC Standard 18-2 prior to project construction. The <br />Building Agency <br />Applicant <br />Construction <br />could be located on expansive <br />design of structural elements of future projects shall include recommendations set <br />soil. <br />forth by the expansion indextests. <br />Hazards and Hazardous Materials <br />Impact 4.6-2: Implementation of <br />MM-0Z4.6-1 For fiihue residential uses that are developed under the Overlay <br />Planning and <br />Project <br />Prior to Issuance of <br />the proposed project could result <br />Zone within 500 feet of an existing freeway, a health risk assessment W) for <br />Building Agency <br />Applicant <br />Permits/During <br />in the exposure of future residents <br />diesel exhaust shall be prepared. Recommendations contained within the HRA <br />Project Design <br />in the Overlay Zone to diesel <br />shall be implemented in project design. <br />exhaust emissions, which could <br />pose a significant hazard. <br />4-10 r'04 nf Santa Ana <br />City Council 18 — 409 10/3/2023 <br />