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City of Everett Water Treatment Plant Portal 4 Improvements I Scope of Work <br />• Groundwater monitoring and data reduction assumes 4 site visits. <br />• Field explorations assume two full working days on site. <br />• Geotechnical work products will be provided in a digital format. <br />• Geotechnical subconsultant will have access to the site as necessary to complete borings. <br />• Meetings with geotechnical subconsultant will be conducted virtually on MS Teams and <br />organized by BC. <br />• Approximately 30-percent of the proposed geotechnical budget will cover work associated with <br />slope stability investigation and recommendations. <br />• Conformed documents suitable for construction will be produced under Task 700. <br />• This scope of work does not cover any construction or improvement activities associated with <br />the slope stability analysis. <br />• Amendment 1 budget includes geotechnical fees not covered by the budget reallocation dated <br />December 3, 2021 <br />Meetings <br />• Two site visits by geotechnical subconsultant. <br />• Three 1-hour team meetings to prepare for geotechnical investigations and review the findings. <br />Work Products <br />• Draft geotechnical report for submittal to the City for review and comment. <br />• Final geotechnical report addressing comments from the City and Design team. <br />Task 602 Geotechnical Services During Construction <br />Activities/Approach: Provide geotechnical services during construction. The following section <br />summarizes the geotechnical services during construction scope of work. A full geotechnical scope <br />of work is included as Attachment A. <br />• Testing of native site material for possible use on site. <br />• Observation/testing of footing or compacted aggregate leveling_pad for valve vaults. <br />• Sampling, inspection, and testing of backfill for vaults. <br />• Review and respond to RFIs and Submittals. <br />Everett Responsibilities <br />• Provide site access, staffing, and resources to support field work conducted by geotechnical <br />crews. <br />Task Assumptions <br />• Imported backfill is sourced from a single site. <br />• Observation and testing of vault footing will require three partial day site visits. <br />• Two full day site visits for backfill inspection and testing. <br />• Geotechnical scope of work assumes review of 4 RFIs and 4 submittals. <br />• Construction activities associated with the slope stability nalysis or slope improvements are not <br />included in this scope of work. <br />Meetings <br />• Three to five geotechnical site visits during construction. <br />Work Products <br />• Imported aregate acceptance test results. <br />Page 10 of 13 <br />