Gartshore 115 kV Transmission Station Relocation Project

Selected Projects

Utility Substations

● CNP Fielden Substation Project
● Festival Hydro MTS-1 Project
● Gartshore 115kV TS Relocation
● HONI Aylmer Transmission Station
● HONI Cedar Transmission Station
● HONI Overbrook Transmission Station
● Rockwood MS #1 Project
● Third Line Redevelopment


Location: Montreal River, north of Sault Ste. Marie, Ontario
Owner: Hydro One, Sault Ste. Marie LP
Contractor: EPTCON Ltd.
Engineer: OneLine Engineering

OneLine Engineering provided complete electrical engineering and design services for a new 115 kV transmission station, including modifications to five 115 kV overhead lines. The scope of work included:

• Design of the protection relaying schemes for the line protection, breaker failure protection and bus protection, including detailed drawings required for the relay panel wiring
• Design of the station inter-tripping schemes
• Production of all related electrical drawings including single line diagrams, AC & DC schematics, trip logic diagrams, equipment layouts, cable and termination schedules, grounding and lighting layouts
• RTU communications integration with the GLP SCADA system
• Construction and commissioning assistance

OneLine Engineering is part of Cormorant Utility Services

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