Functional, performance, and environmental effects [[Monitoring|monitoring] can help determine the frequency of routine maintenance and identify the need for more extensive corrective maintenance. Most major [[Inspections and maintenance#Forensic Inspection and Testing (FIT)|corrective maintenance]] for constructed wetlands fall into: | Functional, performance, and environmental effects [[Monitoring|monitoring] can help determine the frequency of routine maintenance and identify the need for more extensive corrective maintenance. Most major [[Inspections and maintenance#Forensic Inspection and Testing (FIT)|corrective maintenance]] for constructed wetlands fall into: |