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Substation and Transmission Line Services

KST Engineering offers a comprehensive suite of structural services for substation and transmission line projects, ensuring reliability and performance across all energy infrastructure levels. Our team provides detailed design, analysis, and consulting for complex systems, with expertise in substation structures up to 500kV, transmission, distribution, interconnection substations, and more. Our services are built on rigorous technical standards to support the evolving needs of energy developers, contractors, and end-users.

Two engineers in safety helmets and blue uniforms inspect a high-voltage electrical substation with steel towers and overhead power lines on a cloudy day.

Substation Structural Services

Our substation services encompass the complete structural design and support needed to optimize performance, safety, and compliance. We address all aspects of substation structures, from initial analysis and design to construction support.

Structural Analysis and Design

  • Distribution Substations (up to 500kV)
  • Transmission and Switchyard Structures: Transmission, distribution, interconnection, and switchyards for renewable energy, including data centers and wind/solar substations.
  • Bus Span and Support Structure Layouts
  • Short Circuit Calculations and Insulator Strength Calculations
  • Overhead Wire Sag/Tension/Stringing Design: For conductors, shield wires, and OPGW.
  • Load Calculations: Wind, ice, seismic, and operational loading for equipment.
  • Anchor Bolt Designs: Cast-in-place, post-installed mechanical, and adhesive.
  • Structural Modeling and Connection Calculations

Protective and Security Structures

  • Construction Specifications: For foundations, structural steel, and oil containment.
  • Material Procurement Specifications: Ensuring compliance and quality.
  • Substation Packager Specifications

Foundation Engineering

  • Drilled Pier Foundation Designs
  • Direct Embedded Foundation Designs: For various backfill types.
  • Slab on Grade and Spread Footing Designs
  • Grade Beam Designs
  • Pile Designs: Including auger cast, helical, and driven pipe.
  • Oil Containment Foundations: Concrete pits, membrane/rock pits, and berms.
  • Oil/Water Separator Designs

Design and Standard Development

  • Design and Construction Standards
  • Standard Steel and Foundation Detailing
  • Geotechnical Scope Development and Report Reviews
  • Design Criteria Development

Transmission Line Foundation Services

Our transmission line foundation services address all aspects of foundation design, modifications, and support to meet the demands of new and existing transmission infrastructure.

Transmission Structure Foundations

  • Drilled Pier Foundation Designs: Providing stability in various soil conditions.
  • Direct Embedded Foundation Designs: Custom solutions for transmission lines.
  • Foundation Modifications and Analysis: Assessing existing transmission foundations for improvements.

Structural Modifications and Upgrades

  • Existing Structure Analysis and Modifications
  • Lattice Tower Modifications and Analysis
  • Bus and Strain Bus Replacement/Upgrade Analysis
  • Alternate Foundation Types Analysis: Comprehensive assessments of alternative foundation solutions.

Additional Engineering and Support Services

Equipment and Structure Replacements

  • Circuit Breaker Replacement Foundation Designs and Modifications
  • Instrument Transformer Replacement Structure Designs and Modifications
  • Switch Replacement Structure Designs and Modifications

Site Infrastructure and Grading

  • Site Grading and Drainage Designs
  • Site Layout Designs
  • Access Road Designs

Foundation and Structure Inspections and Repairs

  • Existing Foundation Inspections
  • Foundation Repairs: Including anchorage and reinforcement.
  • Foundation Layouts and Structural Steel Plans

Construction Support Services

  • Construction Inspection Services: Onsite support for quality and compliance.
  • Review of Physical Designs and Layouts: Ensuring alignment with project specifications.
  • Project Scheduling and Cost Estimation
  • Project Management and Design Lead Services

Engage with KST Engineering, where our expertise becomes the foundation of your project’s success.

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