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U 10 - / 94 Attachment # 1 to Amendment 1 to Work Order Number 19 ('allow up to FDEP 4- log Virus Treatment Request for Additional Information North and South RO Water Treatment Plants Project Understanding Florida Department of Environmental Protection has requested additional information to demonstrate 4-log virus removal that requires recalculation of the way 4- log credit for virus reduction is considered . Due to this and what is believed to be unreasonable requests for some additional information, additional clarification is needed which is beyond the scope of Work Order # 19 . SCOPE OF SERVICES Consultant will recalculate 4 - log credit methodology considering free chlorine as the primary mode of virus removal and achieving 99 . 99% virus removal/inactivation . Consultant will prepare revised calculation, prepare additional process flow diagrams, and submit a response to FDEP ' s request dated July G , 2010 , for conditional approval of 4-log credit . SCHEDULE Consultant will prepare a draft demonstration of 4- log removal with attachments for Owner review within two (2) weeks of notice to proceed . FEES We will provide these services in accordance with our Continuing Services Contract Agreement for Professional Services dated April 7 , 2007 with Indian River County. "I'lic Consultant will provide professional services on a lump sum fee basis of $ 3 , 100 . Additional Services . The fallowing services are not included in the Scope of Set-vices for this project, but may be required depending on circumstances that may arise during the execution of this project . Additional services include , but may not be limited to the following : C Design drawings of any addition to the facility as requested by MET . o Pennit applications for any plant component additions which may be necessary. CADocuments and Settings\fannie. howurd\Local Settings\Temporary Internet Files\Content . Outlo(ik\02()WT7P7\iRCL) GWR Evaluation Amendment Scope.doc Page 1 of I