Numbers and Titles



Includessubdrainage for intercepting and conveying groundwater away from a structure or to a drainage sump.
Alternate Terms/Abbreviationsfoundation drainage: footing drains, footer drains.
See22 14 29 for sump pumps. 22 14 33 for packaged, pedestal drainage pump units. 22 14 36 for packaged, submersible, drainage pump units. 31 05 19 for geosynthetics for earthwork and drainage 32 05 19 for geosynthetics for exterior improvements and drainage 32 32 00 for retaining walls 33 05 39 for perforated PVC, perforated corrugated metal, perforated concrete pipe, and ceramic drain tile pipe.
33 41 13Foundation Drainage
33 41 16Subdrainage Piping
33 41 19Underslab Drainage
33 41 23Drainage Layers
33 41 33Retaining Wall Drainage
33 41 43Synthetic-Media French Drains