Project Waiver of AIS Requirements for Double Door Check Valves for Tonka Bay, Minnesota (DWSRF)

Product specific project waivers apply only to the specified product and proposed project referenced in the waiver. Any other project that wishes to use a similar product must apply for a separate waiver based on specific project circumstances.

• Project Waiver of AIS Requirements for Double Door Check Valves for Tonka Bay, Minnesota (DWSRF) (pdf) (527.44 KB, July 24, 2019)