# Drain pipes under the pathways allow the water level to equalize between garden cells
# Drain pipes under the pathways allow the water level to equalize between garden cells
# Perforated underdrain pipes, placed under the planted area, drained the facility
# Perforated underdrain pipes, placed under the planted area, drained the facility
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# A flow control valve was installed at the underdrain outlet to control the amount of water draining into the municipal system located on. During normal operation, this valve
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# A flow control valve was installed at the underdrain outlet to control the amount of water draining into the municipal system located on. During normal operation, this valve is closed to maximize storage and infiltration. Under extreme rainfall events the valve can be opened to release water.
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is be closed to maximize storage and infiltration. Under extreme rainfall events the valve can be opened to release water.