2019-06-10-minutes-public-works-study-session

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_arpD9S...7b TyfN ffiTTITAS COUNTY TASK 3.30 — Office Work xXWWXWJLM CO DEPARTMENT OF PUBLIC WORKS TASK 3.31 —Engineering Analysis and Consultations Hart Crowser will conduct engineering analyses to evaluate seismic hazards, ground settlement, abutment stability, foundation and retaining wall alternatives and design parameters, and earthwork guidelines. Engineering analysis will be completed in general conformance with appropriate Washington State Department of Transportation (WSDOT) design manuals. Hart Crowser will consult with the design team regarding their findings and foundation alternatives. TASK 3.32 — Geotechnical Reporting Hart Crowser will prepare a geotechnical report to document their findings and recommendations. The geotechnical report will address design and construction issues, including: • Site and boring location plan(s); • Description of subsurface soil, rock, and groundwater conditions; • Site preparation and earthwork recommendations; • Seismic hazards and WSDOT-based seismic design parameters; • Temporary and permanent abutment foundation alternatives, design recommendations, and stability; • Retaining wall alternatives and design parameters; and • Construction considerations. A draft report will be provided to the design team for review and comments. A final report will be prepared that addresses review comments from the design team. TASK 3.33 — Project Management and Meetings Hart Crowser will provide geotechnical project management and support services, including coordinating staff and subcontractors and conducting telephone consultations and email communications with the design team. Hart Crowser will attend up to one meeting at KPFF's office. TASK 3.40 — Construction Support The geotechnical engineer will provide support during construction to respond to RFI's or changes in field conditions.