Item 12 - 10th Street and Flower Street Improvements

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Final Initial Studv and Mitiaated Neaative Declaration Cultural Resources CUL-1: Contractor Awareness Training Program. The City of Santa Ana shall ensure that a Contractor Awareness Training Program about cultural resources is delivered to train equipment operators. The program shall be designed to inform construction personnel about: federal and state regulations pertaining to cultural resources and tribal cultural resources; the subsurface indicators of resources that shall require a work stoppage; procedures for notifying the City of any occurrences; project -specific requirements and mitigation measures; and enforcement of penalties and repercussions for non-compliance with the program. The training shall be prepared by a qualified professional archaeologist and may be provided eitherthrough a brochure, video, or in -person tailgate meeting, as determined appropriate by the archaeologist. The training shall be provided to all construction supervisors, forepersons, and operators of ground -disturbing equipment. All personnel shall be required to sign a training roster. The construction manager is responsible for ensuring that all required personnel receive the training. The Construction Manager shall provide a copy of the signed training roster to the City as proof of compliance. CUL-2: Unanticipated discoveries. If subsurface deposits believed to be cultural or human in origin are discovered during construction, all work must halt within a 100-foot radius of the discovery. A qualified professional archaeologist, meeting the Secretary of the Interior's Professional Qualification Standards for prehistoric and historic archaeology, shall be retained to evaluate the significance of the find, and shall have the authority to modify the no -work radius as appropriate, using professionaljudgment. The following notifications shall apply, depending on the nature of the find: ■ If the professional archaeologist determines that the find does not represent a cultural resource, work may resume immediately and no agency notifications are required. ■ If the professional archaeologist determines that the find does represent a cultural resource from any time period or cultural affiliation, the archaeologist shall immediately notify the City. The City shall consult on a finding of eligibility and implement appropriate treatment measures, if the find is determined to be a Historical Resource under CEQA, as defined by CEQA or a historic property under Section 106 NHPA, if applicable. Work may not resume within the no -work radius until the City, through consultation as appropriate, determines that the site either: 1) is not Historical Resource under CEQA or a Historic Property under Section 106; or 2) that the treatment measures have been completed to their satisfaction. ■ If the find includes human remains, or remains that are potentially human, they shall ensure reasonable protection measures are taken to protect the discovery from disturbance (AB 2641). The archaeologist shall notify the Orange County Coroner (per Section 7050.5 of the Health and Safety Code). The provisions of Section 7050.5 Final Mitigated Negative Declaration 2 October 2024 10th and Flower Street Park Project 2023-145