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City of Everett,Washington I Water Filter Plant- Phase 2 Capital Upgrades PDB Project <br /> Progressive Design-Build Contract I Draft Exhibit C. Phase 1 Scope of Services <br /> d. Design criteria for storage tank foundation and supports including seismic <br /> stabilization design criteria as applicable <br /> e. Material and methods of replacement/installation <br /> f. Demolition concepts and plans for maintaining full operations of the Water <br /> filter Plant while avoiding the introduction of debris, dust, and any other <br /> Structural design calculations <br /> g. Coating/sealant and corrosion protection criteria <br /> h. Vendor supporting information for equipment and materials <br /> 8. Hydrofluosilicic acid (fluoride) storage tanks replacement and fluoride building HVAC <br /> improvements design, including: <br /> a. Construction sequencing <br /> b. Design criteria for chemical storage tanks, piping, level sensors, and pumps <br /> as applicable <br /> c. Design criteria for building HVAC improvements including mechanical and <br /> electrical design criteria <br /> d. Design criteria for storage tank foundation and supports including seismic <br /> stabilization design criteria as applicable <br /> e. Material and methods of replacement/installation <br /> f. Demolition concepts and plans for maintaining full operations of the Water <br /> filter Plant while avoiding the introduction of debris, dust, and any other <br /> Structural design calculations <br /> g. Vendor supporting information for equipment and materials <br /> 9. Clearwell flow diversion structure valves replacement design, including <br /> a. Construction sequencing <br /> b. Design criteria for valves, actuators, pipes, fittings, and flexible connectors as <br /> applicable <br /> c. Design criteria for valve vaults <br /> d. Materials and methods of replacement/installation <br /> e. Demolition concepts and plans for maintaining full operations of the Water <br /> filter Plant while avoiding the introduction of debris, dust, and any other <br /> Dewatering and shoring concepts <br /> f. Structural design calculations <br /> g. Seismic design criteria and coordination with geotechnical exploration results <br /> h. Coating/sealant and corrosion protection criteria <br /> Vendor supporting information for equipment and materials <br /> 10. East clearwell gate improvements design, including: <br /> a. Construction sequencing <br /> b. Design criteria for gates, frames, and actuators including mechanical and <br /> electrical design criteria <br /> c. Materials and methods of replacement/installation <br /> d. Demolition concepts and plans for maintaining full operations of the Water <br /> filter Plant while avoiding the introduction of debris, dust, and any other <br /> Structural design calculations <br /> Page 10 of 20 <br />