3.13 Thrust Blocks & Restrained Joints

All joints, valves, and fittings shall be mechanically restrained. Thrust blocks are only allowed at “live taps” and where connections are made to the end of an existing main. Restrained joints must be Megalug or approved equal. Tie rods may not be used for buried water mains.

Underground flanged joints are only allowed for restraining valves installed for “Live Taps”. 2 adjacent MJ joints may be joined with a Foster adapter, or similar PUD approved product.