Line 17:
Line 17:
#over-swelling clays or unstable subsoils,
#over-swelling clays or unstable subsoils,
#contaminated soils or sites with high risk of contamination from on-site activities (i.e. pollution hot spots),
#contaminated soils or sites with high risk of contamination from on-site activities (i.e. pollution hot spots),
−
#in areas of known or implied karst topography,
+
#in areas of known or implied [[Karst karst]] topography,
#on unstable or steep slopes (>15%),
#on unstable or steep slopes (>15%),
# to treat construction site runoff,
# to treat construction site runoff,