Substation
A utilities or energy infrastructure term used in power, water, gas, drainage or telecoms networks.
Substation Explained
Substation is a key term within utilities & energy, where it is used across construction, infrastructure, transport and industrial project delivery. In practical terms, it helps describe how work is planned, specified, delivered, measured or maintained on real sites and assets. Understanding substation is useful because the same language is often shared by contractors, designers, suppliers, asset owners, public authorities and investors.
Within Highways.Today’s Dictionary, substation should be read as part of the wider vocabulary of power, water, gas, drainage, telecoms and energy infrastructure terms. It may appear in technical specifications, tender documents, project reports, equipment guides, safety plans, design models, maintenance schedules or news articles. Exact requirements can vary by country, project type, contract form, standard and manufacturer, so readers should always check the relevant local guidance, drawings, regulations and professional advice before relying on the term for design, procurement or operational decisions.
Articles Featuring Substation
Centuri Holdings Expands Utility and Energy Infrastructure Footprint
30th December 2025
Centuri Holdings Expands Utility and Energy Infrastructure Footprint Centuri Holdings, Inc. has entered the new year with considerable momentum, securing…
Robot Dogs advancing Substation Inspections using AI
9th February 2024
Robot Dogs advancing Substation Inspections using AI Avangrid, Inc., a leading sustainable energy company and member of the Iberdrola Group,…
Kent wins concept design of Avangrid Offshore Substation for Park City Wind project
1st April 2022
Kent wins concept design of Avangrid Offshore Substation for Park City Wind project Kent was awarded the design contract for…
Editorial Note
The Highways.Today Dictionary is maintained as an editorial reference resource for construction, infrastructure, transport and industrial technology professionals. Definitions are intended to support understanding, discovery and research, and may be expanded over time as the Dictionary evolves into a broader illustrated industry reference.