Services

From feasibility to execution, we support utilities, developers, and contractors in enhancing safety, efficiency, and reliability across high-voltage OHTL transmission networks.

planning

Technical Advisory & Retained Support

Expert consultancy for OHTL project planning, on-site execution and support.

Retainer-Based Advisory

Ongoing technical support for OHTL projects, including contractor oversight, risk management, constructability guidance and strategic decisions.

EPC Contractor Assessments

Independent evaluation of contractor capability, competency, work methods, and adherence to modern OHTL best practice for 132–500 kV networks.

OHTL Design & Feasibility Reviews

Expert assessment of feasibility, design needs, constructability and safety to improve efficiency and reliability in transmission infrastructure planning.

Incident Investigation & Compliance Audits

Root-cause analysis, safety investigations, and third-party compliance audits to uphold high-voltage OHTL standards and prevent recurring issues.

Custom Documentation & Reports

Development of tailored procedures, methodologies, engineering reports, guidance and best-practice documents for global transmission projects.

execution

Project Management & Engineering Support

Expert guidance to enhance efficiency, safety, and compliance in OHTL projects.

ON-SITE EXECUTION MANAGEMENT

Direct supervision and coordination of tower assembly, conductor installation, and route works to maintain project efficiency and control.

TECHNICAL ENGINEERING SUPPORT

Specialist input on design queries, build challenges, sequencing, and engineering decisions during construction.

METHOD & PROCEDURE VALIDATION

Carefully reviewing and validating contractor methodologies to ensure safe, modern, and efficient OHTL execution.

PROGRESS REPORTING & ISSUE RESOLUTION

Clear and concise reporting, early identification of potential risks, and proactive mitigation to keep projects on schedule.

training

Specialist Training & Development

Expert-led, and practical hands-on training for OHTL teams and engineers.

On-Site OHTL Training

Hands-on training for linemen, engineers, and supervisors in tower assembly, erection, conductor installation, stringing techniques, and best practices.

Extended Training Programs (3-4 Weeks)

Multi-week development programmes focused on competency, standardisation, safety, and method improvements across complex OHTL activities.

Custom Training Materials

Tailored technical content, presentations, and instructional documentation aligned with project requirements, local standards, and client needs.

Post-Training Support & Q&A

Dedicated follow-up sessions to reinforce learning, answer project-related questions, and support teams through real-world application.

documenting

Technical Documents & Safe Working Practices

Field-proven documentation to support safe and consistent execution of 132–500 kV works.

INNOVECTA TECHNICAL LIBRARY

The Innovecta Technical Library contains 455 OHTL documents, including Work Guides, Risk Assessments, Method Statements, Toolbox Talks, Training Modules, and Scope Documents. Designed for global 132–500 kV projects.

METHOD DEVELOPMENT & PROCEDURE CREATION

Design and development of clear, practical construction methods for tower assembly, conductor installation, and related OHTL activities across global networks.

STANDARDISED SAFE WORKING PRACTICES

Creation of consistent safety and operational practices aligned with international HSE expectations to reduce risk and improve execution quality.

PROJECT-SPECIFIC TECHNICAL DOCUMENTATION

Dedicated follow-up sessions to reinforce learning, answer project-related questions, and support teams through real-world application.

MODERNISATION OF EXISTING DOCUMENTS

Upgrading and refining outdated documentation into modern, efficient, and industry-aligned formats suitable for today’s transmission construction standards.

Supporting your projects along the way

From
Vision
to
Impact

International OHTL Delivery Support

Senior overhead line support provided on major international transmission projects, supporting tower erection and conductor stringing activities. Focused on applying modern OHTL techniques, improving consistency across site teams, and delivering adapted training aligned to live work — supporting safer, more efficient delivery on complex projects.

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UK OHTL Constructability Support

Early overhead line input provided on planned UK transmission works to support constructability, access planning, and work sequencing. Focused on ensuring methods were practical, aligned with site conditions, and ready for delivery — helping reduce risk, rework, and late-stage change.

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OHTL Documentation & Best Practice

Development of clear, experience-led overhead line work documentation to support planning, supervision, and site execution. Based on modern OHTL techniques and best practice, supporting consistent, safe, and efficient delivery across different projects and environments.

Find more

International OHTL Delivery Support

Senior overhead line support provided on major international transmission projects, supporting tower erection and conductor stringing activities. Focused on applying modern OHTL techniques, improving consistency across site teams, and delivering adapted training aligned to live work — supporting safer, more efficient delivery on complex projects.

Find more

UK OHTL Constructability Support

Early overhead line input provided on planned UK transmission works to support constructability, access planning, and work sequencing. Focused on ensuring methods were practical, aligned with site conditions, and ready for delivery — helping reduce risk, rework, and late-stage change.

Find more

OHTL Documentation & Best Practice

Development of clear, experience-led overhead line work documentation to support planning, supervision, and site execution. Based on modern OHTL techniques and best practice, supporting consistent, safe, and efficient delivery across different projects and environments.

Find more
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Let’s Connect

We’re here to support your transmission projects. Reach out and let’s discuss how we can help.
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