A view of the screw pumps that deliver influent to the bar screen Large solids are transported from the bar screen and transferred here for disposal. Students observe the aerated grit tanks where finer solids and food are removed. Looking towards the primary settling tanks and RBC's. Craig samples a RBC disk for bacteria. Cross section of a RBC disk.
Bacteria coat the disk and digest organics in the wastewater.
Craig samples the wastewater after the RBC stage. The secondary settling tank is the final stage for the wastewater before it is dispersed to the river. Note sludge digesters in the background. Tank used for storage of sludge. Eventually this will be used by farmers as fertilizer.