Switchyard & Transmission

Bechtel’s Substation and Transmission Engineering group specializes in all aspects of high voltage switchyard applications and transmission ststems.

SUBSTATION/SWITCHYARD DESIGN

• Design criteria development
• Specification development
• Grounding system design
• Equipment application and arrangement
• Foundation design
• Building design
• Takeoff tower and equipment support structure design
• Protective relaying system design
• Control and instrumentation design
• Relay/control panel design
• Station service design (AC and DC)
• Communications system design, including SCADA/fiber optics/PLC/microwave
• As-built drawing services

STUDIES

• Feasibility evaluation
• Fault analysis
• Insulation coordination
• Lighting performance
• Conductor evaluation
• Underground cable rating analysis
• Optimization
• Seismic analysis
• Bus configuration analysis
• Cathodic protection evaluation
• Site evaluation

TRANSMISSION LINE DESIGN

• Design criteria development
• Route selection and evaluation
• Conductor selection
• Insulation selection and design
• Specification development
• Appearance
• Tower type and configuration evaluation
• Tower spotting
• Tower loading
• Foundation design
• Structural design