Brown and Caldwell, Inc. 4/11/2026 Amendment 1

Port Gardner Storage Facility West Marine View Drive Storm and Combined Sewer - Exhibit A Scope of Work 9 •Update the Quality Management Plan (QMP) for the scoped Services During Construction. •Include protocols for team communication, including media communications. Assumptions: •None Deliverables: •Draft and Final PMP •Draft and Final HASP •Draft and Final QMP Task 1010.6 QA/QC Program Objective: Implement the Quality Management Plan prepared under the Project Management Plan Update task for ongoing checking of work products and deliverables prior to delivery to the City. Activities/Approach •Independent review of significant work products as outlined in the QMP prepared as part of the PMP. •Peer reviews of change order designs, RFI responses and submittal review responses for completeness, soundness of approach and consistency in messaging. Task 1010.7 Program Coordination Meetings Objective: Prepare for and participate in meetings with the City PR and City’s CM to coordinate the construction of Package 1, Package 2 and the Port Gardner Storage Facility. Topics will include discussions on project progress, upcoming work, and points where work intersects. Activities/Approach: •Prepare for and participate in team meetings with the City PR and other City staff, City’s CM, and/or contractors. Meetings will be attended by 2 BC staff. Team meetings will be held bi- weekly during the 18-month duration of the scoped Services During Construction, for a total of 39, 2-hour team coordination meetings, held virtually. Submit agenda items for inclusion in the City-prepared agenda at least 3 days prior to the meeting date. This scope includes effort for one hour to prepare for each meeting. BC will spend 40 hours to prepare for briefing level presentations. •Focus meetings will be held on an as needed basis to discuss topics needing more time than available in the weekly coordination meetings. There will be a total of 20, 2-hour long, focus meetings held virtually and attended by 2 Engineer staff. Submit agenda items for inclusion in the City prepared agenda at least 3 days prior to the meeting date. Assumptions: •The City or City’s CM will schedule, organize, and facilitate the program coordination meetings. •At minimum, the meetings will be attended by the PR and selected City project team members as needed for discussion of task items in progress. •BC will prepare meeting agenda and notes for any additional coordination meetings requested by the Engineer. Otherwise, additional coordination meetings requested by City, Contractor, or City’s CM staff will have meeting notes prepared by City’s CM staff. Deliverables: