--- title: Hazardous Areas & High Voltage Engineering Services | TEW Solutions description: We're a specialist technical engineering contractor, with the experience, qualifications and processes for operating in hazardous and high voltage environments. --- [Skip to content](https://tewsolutions.com.au/services/hazardous-areas-high-voltage#main-content) Close - [Services](https://tewsolutions.com.au/services) - [Industries](https://tewsolutions.com.au/industries) - [Projects](https://tewsolutions.com.au/projects) - [Careers](https://tewsolutions.com.au/careers) - [About](https://tewsolutions.com.au/about) SEARCH CONTACT PHONE: [(07) 5563 2910](tel:+61755632910)EMAIL: [admin@tewsolutions.com.au](mailto:admin@tewsolutions.com.au) [Enquire Now](https://tewsolutions.com.au/contact?hsLang=en-au) [![tew-solutions-logo](https://tewsolutions.com.au/hubfs/tew-solutions-logo.svg)](https://tewsolutions.com.au?hsLang=en-au)[![tew-solutions-logo](https://tewsolutions.com.au/hubfs/tew-solutions-logo.svg)](https://tewsolutions.com.au?hsLang=en-au) - [Services](https://tewsolutions.com.au/services) - [Industries](https://tewsolutions.com.au/industries) - [Projects](https://tewsolutions.com.au/projects) - [Careers](https://tewsolutions.com.au/careers) - [About](https://tewsolutions.com.au/about) PHONE: [(07) 5563 2910](tel:+61755632910)EMAIL: [admin@tewsolutions.com.au](mailto:admin@tewsolutions.com.au) [Enquire Now](https://tewsolutions.com.au/contact?hsLang=en-au) ![tew-services](https://6563214.fs1.hubspotusercontent-na1.net/hub/6563214/hubfs/tew-services.png?width=575&name=tew-services.png) #### Technical project design & delivery End-to-end engineering solutions for complex projects in public and private sectors, including manufacturing, water, transport, construction, commercial buildings and industrial. [Services Overview](https://tewsolutions.com.au/services?hsLang=en-au) [ENGINEERING & DESIGN](https://tewsolutions.com.au/services/engineering-design?hsLang=en-au) Electrical and mechanical design expertise for demanding engineering applications --- [MANUFACTURE & FABRICATE](https://tewsolutions.com.au/services/manufacturing-fabrication?hsLang=en-au) In-house facilities for pre-construction project equipment manufacturing and sub-assembly --- [CONSTRUCT & INSTALL](https://tewsolutions.com.au/services/construction-installation?hsLang=en-au) Electrical and mechanical equipment installation and related civil and construction works. [Maintenance & Service](https://tewsolutions.com.au/services/asset-maintenance?hsLang=en-au) Proactive asset maintenance, repair, refurbishment and upgrades. --- [Hazardous Areas & High Voltage](https://tewsolutions.com.au/services/hazardous-areas-high-voltage) Qualified expertise in project work for hazardous areas and high voltage applications. --- [Project Management](https://tewsolutions.com.au/services/project-management?hsLang=en-au) Multidiscipline engineering projects with complex scope, scale and technical requirements. ![tew-solutions-industries-manufacturing](https://6563214.fs1.hubspotusercontent-na1.net/hub/6563214/hubfs/Industries/tew-solutions-industries-manufacturing.png?width=575&name=tew-solutions-industries-manufacturing.png) [Manufacturing](https://tewsolutions.com.au/industries/manufacturing?hsLang=en-au) ![tew-solutions-industries-water-wastewater](https://6563214.fs1.hubspotusercontent-na1.net/hub/6563214/hubfs/Industries/tew-solutions-industries-water-wastewater.png?width=575&name=tew-solutions-industries-water-wastewater.png) [Water & Wastewater](https://tewsolutions.com.au/industries/water-wastewater?hsLang=en-au) ![tew-solutions-industries-transport-rail](https://6563214.fs1.hubspotusercontent-na1.net/hub/6563214/hubfs/Industries/tew-solutions-industries-transport-rail.png?width=575&name=tew-solutions-industries-transport-rail.png) [Rail & Transport](https://tewsolutions.com.au/industries/rail-transport?hsLang=en-au) ![tew-solutions-industries-infrastructure-community](https://6563214.fs1.hubspotusercontent-na1.net/hub/6563214/hubfs/Industries/tew-solutions-industries-infrastructure-community.png?width=575&name=tew-solutions-industries-infrastructure-community.png) [Infrastructure & Community](https://tewsolutions.com.au/industries/infrastructure-community?hsLang=en-au) ![tew-solutions-industries-construction-industrial](https://6563214.fs1.hubspotusercontent-na1.net/hub/6563214/hubfs/Industries/tew-solutions-industries-construction-industrial.png?width=575&name=tew-solutions-industries-construction-industrial.png) [Construction & Industrial](https://tewsolutions.com.au/industries/construction-industrial?hsLang=en-au) Whatever the industry, TEW brings its combination of agile thinking and high-level expertise. [Industries Overview](https://tewsolutions.com.au/industries?hsLang=en-au) ![tew-solutions-services-hazardous](https://tewsolutions.com.au/hs-fs/hubfs/Services/tew-solutions-services-hazardous.png?width=575&name=tew-solutions-services-hazardous.png) # Hazardous Areas and High Voltage Qualified project expertise in hazardous environments and high voltage applications. - [Services](https://tewsolutions.com.au/services?hsLang=en-au) - [Hazardous Areas & High Voltage](https://tewsolutions.com.au/services/hazardous-areas-high-voltage) ## Hazardous Areas Qualified and Experienced As a specialist technical engineering contractor, TEW is experienced at operating in hazardous environments. We possess the qualifications, expertise and processes to deliver work in hazardous areas, whilst mitigating risk for our clients. At TEW, we frequently deliver hazardous area management services where principal contractors don’t  have this niche capability available in-house. We provide a comprehensive range of maintenance services, and equipment repair and replacement for high voltage (HV) systems up to 11kV. Our team is experienced in performing comprehensive maintenance tasks, including testing, inspection, and analysis to ensure your HV systems are safe, reliable and compliant. - Hazardous Environments - Hazardous Area Services - High Voltage Services Hazardous EnvironmentsHazardous Area ServicesHigh Voltage Services ## Hazardous Environments Projects with hazardous conditions often present an extra suite of challenges for clients and contractors, requiring specialist skills, processes and certifications. It’s a broad term that covers a range of situations including: - chemical hazards - high voltage electrical areas - confined spaces - gases / dust conditions - underground environments ## Hazardous Area Services - Hazardous area classification - Management of arc fault hazards - Management of multiple high risk hazards - Hazardous area equipment selection - Compliance audits - Zoning support - Hazardous area dossier - UEE42620 Certificate IV in Hazardous Area - Electrical ## High Voltage Services - HV Switching, Access and Coordination - Annual testing and maintenance of switchgear and cabling - Transformer inspection and testing including oil sampling and analysis - Upgrades, repairs and refurbishment of HV substations - UEPSS00003 High Voltage Operation – HV Switching Hazardous Area & HV Services ## Recent Projects [See all Projects](https://tewsolutions.com.au/projects?hsLang=en-au) END-TO-END PROJECT DELIVERY ## Service Capability [![engineering-design](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Icons/monitor-screen.png) Engineering & Design Deep technical capability in the core disciplines of electrical and mechanical engineering, and complemented by our experience in hazardous environments and associated civil project needs. Read more](https://tewsolutions.com.au/services/engineering-design?hsLang=en-au)[![manufacturing-fabrication](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Icons/setting.png) Manufacturing & Fabrication Full in-house pre-construction capability across manufacturing, fabrication, assembly and testing requirements for electrical and mechanical systems, and structural components. Read more](https://maka-agency-4740449.hs-sites.com/power-theme-service-single)[![construction-installation](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Icons/jackhammer.png) Construction & Installation Complete project delivery, including site preparation and related civil and construction works, specialist asset procurement, installation of supporting structures. Read more](https://maka-agency-4740449.hs-sites.com/power-theme-service-single)[![maintenance-service](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Icons/road-barrier.png) Maintenance & Service Proactive asset maintenance, repair and refurbishment. Extending the life of equipment and related infrastructure , and reducing reactive breakdowns and failures. Read more](https://maka-agency-4740449.hs-sites.com/power-theme-service-single)[![hazardous-areas-high-voltage](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Icons/warning-sign.png) Hazardous Areas & High Voltage The qualifications, expertise and processes to deliver work in hazardous areas and high voltage applications, whilst mitigating risk for our clients. Read more](https://maka-agency-4740449.hs-sites.com/power-theme-service-single)[![project-management](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Icons/helmet.png) Project Management A track record of successfully leading and delivering multidiscipline engineering projects with complexity in scope, scale and technical requirements. Read more](https://maka-agency-4740449.hs-sites.com/power-theme-service-single) ![Snappr_153](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/Snappr_153.jpeg) ### Get in touch with an expert [Contact Us](https://tewsolutions.com.au/contact?hsLang=en-au) [![tew-solutions-logo](https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/tew-solutions-logo.svg)](https://tewsolutions.com.au?hsLang=en-au) TEW is a multi-discipline engineering contractor. We engineer, build and maintain business-critical infrastructure, process plants and equipment. - [Services](https://tewsolutions.com.au/services) - [Engineering](https://tewsolutions.com.au/services/engineering-design) - [Manufacturing](https://tewsolutions.com.au/services/manufacturing-fabrication) - [Construction](https://tewsolutions.com.au/services/construction-installation) - [Maintenance](https://tewsolutions.com.au/services/asset-maintenance) - [Hazardous & HV](https://tewsolutions.com.au/services/hazardous-areas-high-voltage) - [Project Management](https://tewsolutions.com.au/services/project-management) - [Industries](https://tewsolutions.com.au/industries) - [Manufacturing](https://tewsolutions.com.au/industries/manufacturing) - [Water & Wasterwater](https://tewsolutions.com.au/industries/water-wastewater) - [Infrastructure & Community](https://tewsolutions.com.au/industries/infrastructure-community) - [Rail & Transport](https://tewsolutions.com.au/industries/rail-transport) - [Construction & Industrial](https://tewsolutions.com.au/industries/construction-industrial) - [About](https://tewsolutions.com.au/about) - [Capability Statement \[PDF\]](https://tewsolutions.com.au/hubfs/Documents/TEW%20Solutions%2c%20Engineering%20Capability%2c%202023.pdf) - [Project Experience](https://tewsolutions.com.au/projects) © 2026 TEW Solutions    |    Electrical Licence No: 67211    |    ABN: 85 118 791 950 - [Privacy](https://tewsolutions.com.au/privacy) - [Terms](https://tewsolutions.com.au/terms) - [![](https://tewsolutions.com.au/hubfs/tew-linkedin-16.svg)](https://www.linkedin.com/company/tew/) ```json { "@context" : "https://schema.org", "@type" : "Organization", "address" : { "@type" : "PostalAddress", "addressCountry" : "Australia", "addressLocality" : "Molendinar", "addressRegion" : "QLD", "postalCode" : "4214", "streetAddress" : "10 Barnett Place" }, "email" : "admin@tewsolutions.com.au", "knowsLanguage" : "en_AU", "logo" : { "@type" : "ImageObject", "url" : "https://6563214.fs1.hubspotusercontent-na1.net/hubfs/6563214/tew-logo-rt.svg" }, "name" : "TEW Solutions", "telephone" : "(07) 5563 2910", "url" : "https://tewsolutions.com.au/services/hazardous-areas-high-voltage" } ```