2023/04/19 Council Agenda Packet

EXHIBIT A-1 City of Everett Water Main Replacement "Y" Improvements Consultant Project # 21001A Scope of Services March 23, 2023 Project Description The city (Client) has determined that certain segments of their existing water main system are prone to breaks and the consequence of a potential failure in these areas would be high. Upgrading of these water mains will ensure reliability of water service and adequate fire flow (per the 2020 Comprehensive Water Plan) is provided to existing and future customers. The city desires to design waterline replacement of these segments and bundle into a single bid/construction package titled "Water Main Replacement "Y" improvement to be constructed in 2024. The proposed segments of existing water main to be replaced are as follows: 1. Beverly Lane (74th St. SE to 76th St. SE) Replace approximately 920 LF of existing 8-inch asbestos cement with new 8-inch ductile iron water main. 2. 75th Street SE and Evergreen Way intersection Replace approximately 110 LF of existing 8-inch asbestos cement pipe with new 8-inch ductile iron water main. 3. Evergreen Way (south of 52nd St. SE) Replace and upsize approximately 525 LF of existing 6-inch asbestos cement with 8-inch ductile iron water main. 4. Interstate 5 bridge (E. Grand Ave. to 4th St. SE) Replace and upsize approximately 800LF of existing 8-inch ductile iron suspended on 1-5 bridge with new 12-inch ductile iron water main. 5. Madrona Avenue (W Mukilteo Blvd to Seahurst Ave.) Replace and upsize approximately 2,200 LF of existing 6-inch cast iron with new 8-inch ductile iron water main. Scope of Services Otak, Inc. (Consultant) proposes to provide the following services: 1