We suggest grout ports be positioned every 10’ at 9:00, 12:00, and 3:00 center. As grout is being pumped into the downstream end, the grout will fill up the annular space moving uphill. Grout [...]

The bottom of each piece has an inverted bevel so it can be welded from the inside. This allows for less excavation of the stream bed and keeps the welder from having to work [...]

Begin by tack welding the pipe, starting on the bottom, every 6 inches once it is aligned. The welders should begin at the bottom of the pipe, working upwards to the top. Porta Power [...]

The bracing inside of the liner should be used as a visual tool to aid in alignment (think of aligning the crosshairs of a scope) when setting the piece into position. When welding one [...]