Washington State Department of Ecology 8/13/2024 Amendment 4

Page 6 of 11State of Washington Department of Ecology City of Everett Port Gardner Bay Outfalls Water Quality Treatment Retrofit Project Agreement No. WQC-2019-EverPW-00052 2.8 Reponses to Ecology 90 percent Design Plan comments. Upload to EAGL and notify Ecology when upload is complete . 2.9 Ecology 90 percent Design Acceptance letter. Upload to EAGL and notify Ecology when upload is complete. 2.10 List of permits acquired, and environmental review documents. Upload to EAGL and notify ECOLOGY when upload is complete . 2.11 Final Bid Package. Upload to EAGL and notify ECOLOGY when upload is complete. 2.12 Ecology Final Bid Package Acceptance Letter. Upload to EAGL and notify ECOLOGY when upload is complete . CHANGES TO SCOPE OF WORK Task Number:3 Task Cost: $74,546.41 Task Title:Construction Management Task Description: A. The RECIPIENT will provide construction oversight and management of the project . B. The RECIPIENT will submit a detailed construction quality assurance plan to ECOLOGY for review and acceptance before the start of construction. This plan must describe how the RECIPIENT will perform adequate and competent construction oversight. Once accepted by Ecology, upload to EAGL. C. The RECIPIENT will conduct a pre-construction conference meeting and invite ECOLOGY to attend . D. The RECIPIENT will submit an updated project schedule with projected cash flow to ECOLOGY within 30 days of the start of construction. The RECIPIENT will revise and/or update the project schedule whenever major changes occur and at a minimum of every three months. The RECIPIENT will submit the updated schedule to ECOLOGY with the quarterly report . When changes in the construction schedule affect previous cash flow estimates , The RECIPIENT must submit revised cash flow projections to ECOLOGY. E. Prior to execution, the RECIPIENT will submit in writing any eligible change orders that are a significant deviation from ECOLOGY-accepted plans and specifications for ECOLOGY review and acceptance for payment . ECOLOGY must review and accept all change orders that impact grant eligible activities prior to implementation. ECOLOGY must review all other change orders for technical merit and should be submitted within 30 days after execution. Change orders are to be signed by the contractor, the engineer (if appropriate), and the RECIPIENT prior to submittal to ECOLOGY for acceptance. F. The RECIPIENT will operate and maintain the constructed facility for the design life of the facility . Additionally, the RECIPIENT will develop and submit an operations and maintenance (O&M) plan for all Water Quality Best Management Practices to ECOLOGY for review. The O&M plan will describe how the RECIPIENT will ensure project success consistent Template Version 10/30/2015 Docusign Envelope ID: 1D482E26-3590-4D01-B56E-D1E3F3905AC2