For a drop-in-place solution to for inline sewage grinding, Openchannelflow offers factory integrated Grinder Manholes. These manholes take our tried-and-true fiberglass manhole structure and integrates a custom channel to mount your open channel grinder in.
Fiberglass Grinder Manholes are rugged, corrosion resistant, and cost effective; providing factory integration and little in the way of line downtime or manhole maintenance.
Openchannelflow has experience integrating grinders from:
Openchannelflow can provide either the manhole with a grinder channel integrated or we can mount your grinder rails for a true turnkey solution.
For closed pipes, Openchannelflow also offers flanged Grinder Manholes.
Grinder Manholes can be placed upstream of Packaged Metering Manholes to ensure that flow passes smoothly through the flume – without the fear of clogging or the accumulation of solids in the flume.
Grinder Manholes are available in sizes from 48 to 92-inches [1.22 to 2.34 m] in diameter and in depths up to 35-feet [10.7 m].