Power Generation/ Transmission

From leveraging existing assets to building a greener future, our industry-leading teams are ready to meet your evolving power gen and transmission needs. Contact Us
Power Generation/ Transmission

Power Generation and Transmission

  • 5,100 solar projects in the last four years
  • More than 1,800 wind projects across the country since 2018
  • More than 2,000 transmission and distribution projects in the past two years
  • Supported substation and electrical transmission projects across the U.S., as well as Canada and Mexico

Our employee-owners provide engineering and regulatory services for thousands of conventional and renewable power generation projects each year. With the expertise of a nationwide network of environmental, materials, and geotechnical professionals who are familiar with local conditions and can access resources essential to completing your project on-time and on-budget, we can provide comprehensive services from site selection to asset management.

Our innovative teams deliver systems and solutions to help you support your clients and communities. With a focus on renewables, we are no stranger to aggressive schedules or changing regulatory environments or technologies.

Partnership at every project phase

We’re invested in understanding your business needs and providing expertise, data, analysis, and insights to add value every step of the way.

Environmental services

  • Phase I Environmental Site Assessments
  • Threatened and endangered species review
  • Wetlands delineation/mitigation
  • Historic properties/archaeological resources review
  • Cultural resources
  • Water quality permitting
  • Spill prevention control and countermeasures plan
  • Environmental health and safety training

Geotechnical services

  • Geotechnical field exploration, testing, evaluation, and design
  • Stage1 and Pivvot site selection services
  • Structural
  • Solar rack/tracker foundation design
  • Wind turbine generator foundation design
  • Transmission tower and monopole foundation design

Materials services

  • Construction stormwater inspections
  • Soils and materials testing
  • Batch plant inspections
  • Structural steel and nondestructive testing
  • Quality assurance/quality control

Solar Power
Wind Power
Hydroelectric Power
Wind Power
Solar Pile Driving
Solar Pile Driving
Wind Foundation

previous arrow
next arrow



We are ready to meet the demands of the growing solar market. Our teams combine test pile installation and pile load testing, collecting critical project data for our clients without the wait or expense of a subcontractor. We own and operate piledrivers dedicated to our solar clients, and we can dispatch them on projects anywhere in the continental U.S.

Pile Load Capacity Testing video

How we can help on your next solar project

  • Critical issues analysis (CIA)
  • Permitting matrix
  • Stage1 site selection
  • Pivvot site selection
  • Pile load testing
  • Pile Driving Performance Monitoring (PDPM) System
  • Structural engineering and design
  • Project acquisition and mergers and acquisitions (M&A) support
  • Renewable energy litigation support and expert testimony

 Solar services at a glance

Environmental Planning Services

Our national network of state environmental planning experts have the local knowledge and experience, backed by Terracon’s nationwide resources, we can navigate regulations and explore solutions to keep power generation projects on track while minimizing impacts to nearby natural habitats.

How we can help your project

 Environmental Planning Services at a glance

  • NEPA studies and checklists
  • Environmental Impact Statements
  • Wetlands/Waters of the U.S. delineations
  • Archaeological investigations and monitoring
  • Historic structure assessments
  • Environmental compliance monitoring


Terracon’s GripTerra family of wind turbine foundations is at the forefront of wind foundation design. These patented foundations are the latest innovation from one of the most trusted partners in the wind industry. With thousands of wind projects completed, our industry-leading teams can meet your project needs, from development and design, through construction and post-construction.

 Learn more about GripTerra
 GripTerra at a glance

Offshore Wind

As the offshore wind market continues to grow, our teams are ready to help you navigate regional challenges and the unique issues that come with offshore development. Our collaborative teams can assist with horizontal directional drilling, environmental permitting, and evaluating, planning, siting, and developing these unique projects.

Surveillance of Power Transmission

We have the technology and capability at every step to help our clients build and maintain long, multi-state linear projects. Location intelligence services like Pivvot and Stage1 deliver essential siting information and expected geotechnical and environmental conditions fast, so our clients can make informed decisions.

Our network of experts across the country can perform the spectrum of services necessary for siting, permitting, design, construction, and operational phases of electric transmission. We have the local knowledge and resources to be versatile and fit the needs of dynamic transmission projects as they arise. We’re ready to put our expertise to work for you.

 Transmission services at a glance

Surveillance of Power Transmission and Communication Tower Services

Terracon can utilize our vendor surveillance program to assist power transmission and communication clients by providing observations and construction materials testing at the tower fabrication facility. Our personnel have logged extensive time at most of the tower fabrication facilities in the U.S., Canada, and Mexico, and are familiar with the codes and standards associated with fabrication. Terracon’s tower fabrication observations include:

  • Vendor auditing and pre-construction surveying
  • Drawing control and authorization verification
  • Material traceability and positive material identification (PMI)
  • Quality control system and personnel certification verification
  • Certified Welding Inspection (CWI) and NDT Level II observations
  • Fast and accurate reporting
  • Expediting services
  • Metallurgical failure analysis and forensic testing
  • NACE Inspectors for coatings inspection and testing

Nuclear Conventional Power

Terracon has performed services for a variety of nuclear energy clients. From construction materials testing for the addition of units to a power plant to controlling groundwater seepage, to environmental and geotechnical services, Terracon provides the necessary resources to meet critical needs.

Nuclear NQA-1 Certification

Among the requirements for the design and construction of a nuclear facility overseen by the Nuclear Regulatory Commission is that the organizations involved with the design, construction, and manufacturing of components used in the reactor areas follow the 1994 ASME NQA-1 requirements, as well as 10CFR50 Appendix B requirements. Terracon has established a documented quality assurance program for construction materials engineering, testing, and inspection services which specifically complies with these requirements. This program has been audited by two separate NIAC-member Lead Auditors.

Nuclear Thermal Generation Power

Our fossil fuel and nuclear energy services include:

  • Pressuremeter testing
  • Resistivity surveys
  • Soil and cement mix designs
  • Site safety training
  • Remedial design and action plans
  • Risk based corrective action
  • Deep or shallow well installation, testing, and sampling
  • Surface water investigation
  • Groundwater modeling
  • Runoff/sediment transport modeling
  • Groundwater – synoptic surveys
  • Dewatering design
  • Hydrologic reports
  • Tritium reduction recovery and elimination
  • Adjacent landowner survey of existing wells

Hydroelectric Power

Our experience in hydropower includes supporting large projects and programs throughout the U.S. Large or small, whatever the method, our hydropower teams are ready to support you with environmental, geotechnical, materials and facilities needs throughout your project.

Related Services

Find an office location

More than 175 offices from coast to coast.