• Extended Grandfathering Permits for Phase 4 SPIF Vehicles

    SPIF vehicles are designed to better protect bridges and pavement from...

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  • OSWCA RESPONSE TO THE MECP REGULATORY AMENDMENTS: EXCESS SOILS

    Learn more on the OSWCA's Response to the Ministry of Environment, Conservation...

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  • Updated COVID-19 Resource Document: "What You Need to Know”

    On November 19th, the Senate of Canada passed Bill C-9 which amended the Canada...

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  • THANK YOU

    Thank you to our sponsors, delegates and exhibitors for making the OSWCA Conference a success. See you in 2021!

    THANK YOU

  • MEMBERSHIP
    BENEFITS

    Industry Promotion, Trends & Awareness, Industry Relations, Healthy & Safety, Education Program, Theft Prevention







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  • The State of Ontario's Water & Wastewater Infrastructure

    READ REPORT

  • Core Infrastructure Program

    Registration for the 2020 Core Infrastructure Program is currently suspended


    DETAILS