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We are committed to protecting and enhancing the natural environmental and social values of our road network. 

Through our Environmental Management System, we strive to avoid, minimise or mitigate the environmental impacts of our activities, while still meeting our road safety obligations. 

Find out more through the information below. 


We aim to protect Aboriginal cultural value and historic heritage sites wherever possible. Find out how by visiting our Heritage page.

Heritage and Main Roads

Consultant & Contractor Info

If you're a consultant or contractor delivering work for Main Roads, including the Panel Contract 107/16, you can find all your Environmental related standards, templates and forms on our Contracting to Main Roads page.

Contractor Information

Traffic Noise Assessments

We provide advice on traffic noise considerations to Local Governments and land developers to help ensure compatible land use development. We recommend minimum standards expected from acoustic assessment reports as outlined in our Requirements for Road Traffic Noise Assessments fact sheet.

Animal Welfare a Priority with Our First Fauna Bridge

Animal Welfare a Priority with Our First Fauna Bridge

Learn more »

Sustainability »

Learn about our policy

Acknowledgement of country

The Government of Western Australia acknowledges the traditional custodians throughout Western Australia and their continuing connection to the land, waters and community. We pay our respects to all members of the Aboriginal communities and their cultures; and to Elders both past and present.

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