St. Louis Multi-Barrier PRB Program
St. Louis, MO
August 2018
Multi-PRB Program
Eight Treatment Zones
An environmental consulting firm contracted IET for a comprehensive permeable reactive barrier program featuring Northern Plume barriers, Southern Plume barriers, Pilot Area Phase II expansion, and Southeast Plume treatment using electron donor substrate and zero valent iron technology.
PRB Barriers
Northern Plume N1 (Largest)
Multiple DPT days, large volume electron donor substrate injection
Northern N2
Electron donor substrate injection
Northern N3
Electron donor substrate injection
Southern Plume S1
Large volume substrate injection over multiple days
Southern S2
Substrate injection
Southern S3
Substrate injection
Pilot Phase II
Phase II expansion
Southeast Plume Area
Supplemental substrate injection to address downgradient plume
Project Details
Client
Environmental Consulting Firm
Location
St. Louis, Missouri
Completion Date
August 2018
Total Barriers
8 distinct PRB zones
Technology
Electron donor substrate and ZVI permeable reactive barriers
Mobilization
Full equipment mobilization included