Portland CSO Basin
Louisville & Jefferson County MSD
Heritage Engineering, LLC
Dugan & Meyers
Self performed the excavation of 90,000 cubic yards of dirt and rock.
16,300 cubic yards of heavily reinforced concrete formed and placed.
Successfully shored, suspended and secured 100 year old, 14 ‘ diameter
brick truck-line sewer. Utilized a unique single sided climbing wall form
system to cast the basin’s exterior radius walls. Constructed a 230′
diameter, 50’ deep, 7 million gallon under ground concrete basin.