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Attachment B – Kleinfelder Amendment 3 Scope of Work Page 2 of 2 • Zone testing • Well screen placement • Filter pack placement • Water quality testing • Final video inspection • Sanitization/chlorination Task 5b - Final Well Design Recommendations Following the completion of the test boring, lithologic logging and E-logging, Kleinfelder will provide a detailed interpretation of the data to refine which zone(s) for potential production quality and blending and provide a final well design with the appropriate well screen placement commensurate with water quality and production potential. This will be done in one day. As part of the final design, we will evaluate and provide engineering recommendations for pump type, placement (depth), and operation. Task 5c - Reporting After the completion of the well construction, Kleinfelder will prepare a report summarizing well construction and document adherence to the well drilling specifications by the drilling contractor. The report will include a description of the following: • Narrative of well drilling methodology/procedure, • Well location graphically depicted, • Lithology encountered and graphically displayed on boring log, • As-built diagram showing well construction, • Pumping test results, • Description of aquifer parameters using 2-dimensional aquifer modeling software (Aqtesolv), • Description of water quality and comparison to water quality goals, • Pump and pump setting recommendations, • Supporting documents: Geophysical logs, Grain size analysis, Certified water quality laboratory results Added the following paragraph at the end of the Schedule Section: Amendment 3 Deadlines: Meeting with City Staff 2 Weeks after approval of Amendment 3 Deliver revised 100% PS&E 6 Weeks after approval of Amendment 3 Deliver final signed bid documents 8 Weeks after approval of Amendment 3 Well Construction Management Kleinfelder shall accommodate the work schedule of the City’s contractor. Work is projected to start in spring 2023, but could change depending on the time period for the bid and award process.