Process Control Systems Upgrades StudyProject No. SP-196

February 7, 2018Operations Committee

Award PSA

SCADA Network ArchitectureLaserPrinter

CoreSwitch

CoreSwitch

DistributionSwitch ‘A’

DistributionSwitch ‘B’

Access Switch Access SwitchLocalHMI

PLC

SCADA Server 1 SCADA Server 2Historical Data

Server

Remote I/O

FieldDevices

Human Machine Interface• CRISP, 24 years old• 3800 graphics• Uses VAX workstation and emulation software

• 14 - PC Servers, 19 – Proxy Servers• 100 – HMI Workstations

• OCSD owns the software code• Added features over the years to meet our needs• Programmers reaching retirement age

Human Machine Interface

Programmable Logic Controllers• PLC – Modicon Quantum

• ~44,000 input/output points• 150 – Networked PLC’s• 25+ - Non-NW PLC’s

• 20 Years Old• Processors no longer manufactured• Input/output modules no longer

manufactured in the near future

• Maintainability Plan• Spares in warehouse for replacement and near term future projects• Using next generation Modicon PLC (M580) for new projects

P2-107/J-117B

SP-196 Scope of Work• Define SCADA System Features

• Available SCADA technology• Smart devices and instruments• Integration with business and maintenance systems• Predictive maintenance• Advanced control feature• Historian

• Selection Process• Request for Information (RFI) to Vendors• RFI Evaluation• Vendor Interviews and Pricing Evaluation

• Implementation• System Architecture• Implementation Plan

Future Implementation• SCADA Replacement Project (J-120)

• J-120 will replace the existing CRISP hardware and graphics• Develop new HMI graphic standards• Develop PLC/DCS programming standards• Potentially replace the Wonderware Historian and migrate

the data

• SP-196 Schedule Milestone Dates• Start: April 2018• Select Vendor: August 2019• Completion: December 2019

• J-120 Anticipated to Start: December 2020

Schedule

Consultant Selection

• Three proposals received, two invited to interview• Stantec unanimously selected as most qualified

• Strong technical team performing studying on similar size SCADA system

• Deep understanding of the available SCADA systems• Comprehensive approach evaluating the SCADA systems and

documenting the selection process

Summary of Major Negotiated ChangesIncreased:• Workshops

• SCADA feature evaluation• J-120 vendor scope of work• Compile and document selection process

• Pricing templates

Decreased: • Number of design standards

that need updating

• Training workshop support• Site visit trips with OCSD

Hours Cost

Original Fee Proposal 4,994 $1,346,122

Negotiated Agreement 5,355 $1,398,866

Change +361 +$52,744

Recommendations

• Approve a Professional Services Agreement with Stantec Consulting Services, Inc. to provide engineering services for the Process Control Systems Upgrades Study, Project No. SP-196, for an amount not to exceed $1,398,866; and

• Approve a contingency of $139,887 (10%)