CITY COUNCIL REGULAR MEETING AGENDA PACKET 7-21-26

Todd Yamello May 26, 2026 Page 7 • The cost estimate will be developed for budgeting purposes and will not represent a final construction or procurement estimate. Task 5 Deliverables • Basis of Design memorandum for P1-3 Remote Access Improvements. • Planning-level (AACE Class 5) opinion of probable cost. • High-level project schedule framework. Task 6. OT System Monitoring Implementation Basis of Design and Cost Estimate The objective of this task is to investigate and define the scope, level of effort, and planning-level cost required to implement Project P1-4 – OT System Monitoring Implementation. This task will not include procurement or deployment of monitoring tools, but will establish the technical framework, functional requirements, and budget necessary for future execution. Work activities under this task include: • OT System Monitoring Basis of Design – West Yost will review existing SCADA/OT monitoring tools, logging, cybersecurity, alerting, and related IT/Utilities workflows; define functional requirements for OT asset visibility, vulnerability management, threat detection, log aggregation, forensic analysis, and IT security integration; evaluate potential OT monitoring solutions; and develop a phased implementation and operational strategy. The work will culminate in an OT System Monitoring Basis of Design documenting the recommended monitoring approach, key requirements, implementation plan, and ongoing support model. • Planning-Level Cost Estimate Development – West Yost will prepare a planning-level cost estimate consistent with an AACE Class 5 estimate. The estimate will include anticipated software licensing, hardware appliances (if required), configuration services, integration support, training, and contingency. Task 6 Assumptions • This task is limited to development of a Basis of Design and planning-level cost estimate and does not include procurement, configuration, or deployment of monitoring systems. • The City will provide documentation of existing monitoring tools and network architecture. • The cost estimate will be prepared for budgeting purposes only and will not represent a final implementation estimate. Task 6 Deliverables • Basis of Design memorandum for P1-4 OT System Monitoring Implementation. • Planning-level (AACE Class 5) opinion of probable cost. Task 7. As-Needed Services The objective of this task is to provide additional services related to the previous tasks as requested by the City up to the budget amount shown in Table 1. Some potential additional services may include: • As-Needed Owner’s Advisor/Technical Support – West Yost will provide as-needed owner’s advisor/technical advisory support to City IT and Utilities staff with the Backup Core SCADA Page 122 of 923