Ss_50_35_65 Pressure relief drainage systems Not in use
General information
Category
Status
This code is not in use
Contains
Ss_50_35_65_08 Blanket drain pressure relief systems Not in use
Ss_50_35_65_30 Filter drain pressure relief systems Not in use
Ss_50_35_65_35 Geocomposite sheet fin drain pressure relief systems Not in use
Publication history
Withdrawn
Replaced by
Ss_50_70_65 Pressure relief drainage systems
Contains 3 current codes
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