David Evans and Associates, Inc. 6/9/2025

Attachment A May 7, 2025 Everett Transit College Plug-In Bus Charger Page | 3 Org Chart Exclusions and Assumptions The following identifies exclusions and assumptions to which DEA has relied in determining DEA’s effort, fee, scope, and schedule for the Project. If an assumption proves invalid, Client and DEA agree to renegotiate DEA’s level of effort (number of hours), fee, scope and/or schedule. 1. This proposal is valid for 90 days. 2. A Time and Materials contract for services will be negotiated and signed and Notice to Proceed (NTP) issued before work begins. 3. Work will be under the direction of Everett Transit personnel. 4. KPFF Consulting Engineers will provide support with Civil design. 5. All electrical design work will be completed in accordance with a mutually upon agreed schedule as shown in the scope of work above. 6. Any required electronic background drawings will be provided by Everett Transit in AutoCAD 2024 format. 7. Drawings will be completed using AutoCAD 2024 format. 8. Rough Order of Magnitude (ROM) of electrical costs will be prepared using 2025 RS Mean’s Electrical Cost Data and quotes from electrical equipment manufacturers or distributors. Everett Transit will include contingency for the recent bidding climate and long lead times of electrical equipment. 9. All deliverables listed above will be provided electronically in PDF format. 10. Any changes to the scope of work or fee proposal for this agreement shall be documented in writing (email will suffice) before additional work is performed. Project ManagerDimitri Siaterlis, PESenior Electrical DesignerCurtis SmithQuality Manager <br />Deal Ralphs, PEProject CoordinatorShay Witten